Low Dropout Linear Regulator  
0.1A~8A LDO Voltage Regulator / VD(1.0V~1.5V)
Part No. Features VIN(Range) VOUT IQ(Max)(mA) VD(Max)(V) PSRR(Typ) Package
UR132 * Guaranteed 200mA output current
* Extremely tight load regulation
* Fast transient response
* OCP,OTP
* Three-terminal adjustable or fixed voltage.
2.7V~12.0V 1.2V, 1.5V, 1.8V, 2.2V, 2.5V, 2.6V, 2.7V, 2.8V, 3.0V, 3.3V, 5.0V,ADJ up to 5mA up to 1.5V - SOT-23 SOT-25
UR133 *Guaranteed 300mA output current
*Extremely tight load regulation
*Fast transient response
*OCP,OTP
3.0V~12.0V 1.5V, 1.8V, 2.2V, 2.5V, 2.7V,
2.8V, 2.9V,3.0V, 3.3V, 3.5V, 3.6V, 3.7V, 4.7V, 5.0V, ADJ
5mA up to 1.5V - SOT-89 SOT-223 TO-92
UR133A *Guaranteed 500mA output current
*Extremely tight load regulation
*Fast transient response
*OCP,OTP
3.0V~12.0V 1.5V, 1.8V, 2.2V, 2.5V, 2.7V,
2.8V, 2.9V,3.0V, 3.3V, 3.5V, 3.6V, 3.7V, 4.7V, 5.0V, ADJ
5mA up to 1.5V - SOT-89 SOT-223 TO-92
UR233 *Output current up to 0.8A
*Adjustable version availability (VREF=1.25V)
* OCP,OTP
*Available in ±1%(at 25°С) and 2% in all temperature range
3.2V~12.0V 1.7V,1.8V,2.5V, 2,85V, 3.0V, 3.3V, 5.0V, ADJ 10mA 1.5V 75dB
(@f=120Hz.)
SOP-8 SOT-89 SOT-223 TO-252
TO-220 TO-263 TO-263-3 
LD1117 * Output current up to 0.8A
* Low dropout voltage
* Suitable for SCSI-2 active termination if VOUT set to 2.85V
* with OCP,OTP
* Low current consumption
* Support MLCC
2.5V~15.0V 1.2V, 1.5V, 1.8V, 2.5V, 2.85V, 3.0V, 3.3V, 5.0V,ADJ 10mA up to 1.3V 75dB
(@f=120Hz.)
SOP-8 SOT-89 SOT-223 TO-252
TO-220 TO-220F TO-263 TO-263-3
TO-262 TO-252D
LD2117 * Output current up to 0.8A
* Suitable for SCSI-2 active termination if VOUT set to 2.85V
* with OCP,OTP
* Available in ±1%(at 25°C) and 2% in all temperature range
* Ultra low current consumption (0.35mA typ.)
* Ultra low Adjustment Current (7μA typ.)
* Ultra low minimum Load (0.3mA typ.)
* Stable with low ESR ceramic output capacitor (MLCC)
2.55V~15.0V 1.2V, 1.5V, 1.8V, 3.0V, 3.3V, 3.6V, 5.0V, ADJ 0.5mA up to 1.35V 75dB
(@f=120Hz.)
SOT-223 TO-252
LD2127 * Output current up to 0.8A
* Suitable for SCSI-2 active termination if VOUT set to 2.85V
* with OCP,OTP
* Ultra low Adjustment Current (7μA typ.)
* Ultra low minimum Load (0.3mA typ.)
* Stable with low ESR ceramic output capacitor (MLCC)
2.35V~15.0V ADJ - up to 1.35V 75dB
(@f=120Hz.)
SOT-223
LD1117A * Output current up to 1A
* Low dropout voltage
* Suitable for SCSI-2 active termination if VOUT set to 2.85V
* with OCP,OTP
* Low current consumption
* Support MLCC
2.5V~15.0V 1.2V, 1.5V, 1.8V, 2.5V, 2.85V, 3.0V, 3.3V, 5.0V,ADJ 10mA up to 1.3V 75dB
(@f=120Hz.)
SOP-8 SOT-89 SOT-223 TO-252
TO-220 TO-220F TO-263 TO-263-3
TO-262 TO-252D
LD1117AH * Output current up to 1.0A
* Suitable for SCSI-2 active termination if VOUT set to 2.85V
* with OCP,OTP
* Low current consumption
* Support MLCC
15.0V 3.3V 10mA up to 1.3V 75dB
(@f=120Hz.)
SOT-223
LD2117A * Output current up to 1A
* Suitable for SCSI-2 active termination if VOUT set to 2.85V
* with OCP,OTP
* Available in ±1%(at 25°C) and 2% in all temperature range
* Ultra low current consumption (0.35mA typ.)
* Ultra low Adjustment Current (7μA typ.)
* Ultra low minimum Load (0.3mA typ.)
* Stable with low ESR ceramic output capacitor (MLCC)
2.55V~15.0V 1.2V, 1.5V, 1.8V, 3.0V, 3.3V, 3.6V, 5.0V, ADJ 0.5mA up to 1.35V 75dB
(@f=120Hz.)
SOT-223 TO-252
LD2127A * Output current up to 1A
* Suitable for SCSI-2 active termination if VOUT set to 2.85V
* with OCP,OTP
* Ultra low Adjustment Current (7μA typ.)
* Ultra low minimum Load (0.3mA typ.)
* Stable with low ESR ceramic output capacitor (MLCC)
2.35V~15.0V ADJ - up to 1.35V 75dB
(@f=120Hz.)
SOT-223
UZ1086 * Output current up to 1.5A
* Load regulation: 0.05% typical
* with OCP,OTP
2.8V~7.0V 1.2V, 1.8V, 2.5V, 2.85V, 3.3V, 5V, ADJ 13mA up to 1.6V 72dB
(@f=120Hz.)
SOT-223 TO-252 TO-220 TO-263
TO-263-3 
U587 * Output current up to 3A
*Line regulation typically below 0.1%.
*Load regulation typically below 0.1%.
4.65V~7.0V 3.3V & ADJ(1.3V~3.8V) 13mA up to 1.35V 72dB
(@f=120Hz.)
TO-252 TO-220 TO-220F TO-263 TO-263-3
UZ1085 *Low dropout voltage at up to 3A
*Fast transient response
*Load regulation:0.05% typical
*Trimmed current limit
*On-chip thermal limiting
2.9V~12.0V 1.5V, 1.8V, 2.5V, 3.3V, 5.0V, ADJ 13mA 1.4V 72dB
(@f=120Hz.)
TO-252 TO-220 TO-220F TO-263 TO-263-3
UZ2085 * Low dropout voltage at up to 3A
* Fast transient response
* Trimmed current limit
* with OTP
* Ultra low Adjustment Current (7μA typ.)
* Stable with low ESR ceramic output capacitor (MLCC)
* Load regulation: 0.05% typical
2.9V~12.0V 5.0V, ADJ 0.5mA 1.4V 75dB
(@f=120Hz.)
TO-252 SOT-223
UZ2085A * Low dropout voltage at up to 3A
* Fast transient response
* Trimmed current limit
* with OTP
* Ultra low Adjustment Current (7μA typ.)
* Stable with low ESR ceramic output capacitor (MLCC)
2.9V~12.0V  ADJ 1mA 1.4V 45dB
(@f=120Hz.)
TO-252
U585 * Output current up to 5A
*Line regulation typically below 0.1%.
*Load regulation typically below 0.1%.
4.65V~7.0V 3.3V & ADJ(1.3V~3.8V) 13mA up to 1.35V 72dB
(@f=120Hz.)
TO-252 TO-220 TO-220F TO-263 TO-263-3
UZ1084 *Low dropout Voltage at up to 5A
*Fast transient response
*Load regulation : 0.5% typical
*On-chip thermal limiting
3.0V~15.0V 1.5V, 1.8V, 2.5V, 3.3V, 5.0V, ADJ 13mA 1.5V - TO-252 TO-220 TO-220F TO-263
TO-263-3
U584 * Output current up to 8A
*Line regulation typically below 0.1%.
*Load regulation typically below 0.1%.
4.65V~7.0V 3.3V & ADJ(1.3V~3.8V) 13mA up to 1.35V 72dB
(@f=120Hz.)
TO-252 TO-220 TO-220F TO-263 TO-263-3
*: Under  Development    
Super Low Dropout Voltage Regulator  
(0.1A~0.4A) Regulator / VD(0.1V~0.5V) 
Part No. Features VIN(Range) VOUT IQ(Max)(mA) VD(Max)(V) SVR(Typ) Package
LP2950/2951 * Output current up to 0.1A.
* High accuracy output voltage.
* Extremely tight load and line regulation.
* with OCP,OTP
* Very low temperature coefficient.
* Logic controlled shutdown and err flog available for 8 pin package.
* Output voltage programmable for LP2951.
3.1V~30.0V 2.5V, 3.0V, 3.3V, 3.6V, 5.0V up to 14mA up to 0.6V - DIP-8 SOP-8 TO-92 TO-252 DFN3030-8
L2949E *Output current capability up to 100mA.
*High precision standby output voltage 5V±1%
*Reset circuit sensing the output voltage
*Programmable reset pulse delay with external capacitor
*Voltage sense comparator.
* with OTP,SCP
5.0V~28.0V up to 20V 0.3mA up to 0.5V - DIP-8 SOP-8 SOP-20
LD1985 * Output Current up to 0.15A
* Logic Controlled Electronic Shutdown
* Low Output Noise Voltage 30μVrms
* with OCP,OTP
2.5V~7.0V 1.5V,1.8V,2.5V,2.8V,2.85V,
3.0V,3.1V,3.2V,3.3V,3.5V,
3.6V, 3.8V,4.0V,4.7V,5.0V
up to 3.3mA up to 0.35V 45dB
(@f=1KHz.)
SOT-25
LD2985 * Output Current up to 0.15A
* Logic Controlled Electronic Shutdown
* Low Output Noise Voltage 30μVrms
* with OCP,OTP
1.85V~16.0V 1.5V,1.8V,2.5V,2.8V,2.85V,
3.0V,3.1V,3.2V,3.3V,3.5V,
3.6V, 3.8V,4.0V,4.7V,5.0V
up to 3.3mA up to 0.35V 45dB
(@f=1KHz.)
SOT-25
LD3870 * Output Current: Io(Max)=0.15A
* Output Noise Voltage: eN=30ΜV , Cp=0.01μF
* High Precision Output: VO±2%
* ON/OFF Control: Active High
* Output capacitor with 4.7uF ceramic capacitor
* with SCP,OCP,OTP
1.7V~14.0V 1.5V, 1.8V, 2.5V, 2.7V, 3.0V, 3.3V, 5.0V 0.3mA 0.2V - SOT-25
LP5951 * Output Current up to 0.15A
* High Output Accuracy : ±2% over temperature
* Excellent Load/Line Transient
* with OCP,OTP, Zero Shutdown Current
1.9V~27.0V ADJ up to 22mA up to 0.6V - HSOP-8
M2950 * Output Current up to 0.2A
* Extremely tight load and line regulation.
* with OCP,OTP
* Very low temperature coefficient.
* Logic controlled shutdown and err flog available for 8 pin package.
3.1V~18.0V 2.5V, 3.0V,3.3V,3.6V,5.0V up to 22mA up to 0.6V - DIP-8 SOP-8 TO-92
M2951 * Output Current up to 0.2A
* Extremely tight load and line regulation.
* with OCP,OTP
* Very low temperature coefficient.
* Logic controlled shutdown and err flog available for 8 pin package.
* Output voltage programmable for M2951
3.1V~18.0V ADJ(2.5V, 3.0V,3.3V,3.6V,5.0V) up to 22mA up to 0.6V - DIP-8 SOP-8
LM2954 * Output Current up to 0.3A
*High Accuracy Fixed Output.
*Output Voltage Programmable and Logic Controlled Shutdown
And Error Flag Available for DIP and SOP Package.
*Extremely Tight Load And Line Regulation.
* with OCP,OTP
*Very low Temperature Coefficient.
1.9V~28.0V 3.3V,5.0V,ADJ up to 14mA up to 0.6V - DIP-8 SOP-8 SOT-223 TO-92
LM5954 * Output Current up to 0.3A
* High Output Accuracy : ±2% over temperature
* Excellent Load/Line Transient
* with OCP,OTP,Zero Shutdown Current
1.9V~27.0V ADJ up to 22mA up to 0.6V - HSOP-8
LR478 * Output Current up to 0.3A
* with OTP,OCP
*Easy Set Delay Time from Voltage Detection to Reset Release
2.8V~10.0V 2.5V,3.3V,3.4V up to 8mA 0.3V 80 dB SOP-8
UCV676 * Output Current up to 0.4A
* Inhibit control input
* Very Low Current Consumption
* Fault Protection: +45V Peak Transient Voltage, Overcurrent, Overheat
2.3V~45.0V 1.8V,2.5V,3.3V,5V,ADJ up to 35mA up to 2.772V - TO-252-4 TO-263-5
UCV676A * Output Current up to 0.4A
* Inhibit control input
* Very Low Current Consumption
* Fault Protection: +45V Peak Transient Voltage, Overcurrent, Overheat
2.3V~45.0V 3.3V,5V,ADJ up to 35mA 0.5V - TO-252-4 TO-263-5
*: Under  Development
(0.5A~5.0A) Regulator / VD(0.4V~0.6V)  
Part No. Features VIN(Range) VOUT IQ(Max)(mA) VD(Max)(V) RR(Typ) Package
LM2937 * Output current in excess of 500mA
* Fully specified for operation over -40°C~ +125°C
* Output trimmed for 5% tolerance under all operating conditions
* Wide output capacitor ESR range, up to 3Ω
* Reverse battery protection
* with SCP,OTP
* 60V input transient protection
* Mirror image insertion protection
* Built-in ON/OFF control function
4.3V~26.0V 3.3V,5.0V,8.0V,10.0V,
12.0V,15.0V
up to 20mA up to 1.0V - SOT-223 TO-220 TO-263 TO-263-3 TO-263-5
R1MX55 * Output Current up to 0.5A
* Built-in ON/OFF function
* with OCP
* Over heat protection function
2.6V~9.0V 1.5V,1.8V,2.5V,3.3V,5.0V,ADJ up to 5mA up to 0.7V up to 65 dB SOT-89-5 HSOP-8
LR1116/B * Output Current up to 0.5A(LR1116B)/0.8A(LR1116)
* 2.85V Device are Suitable for SCSI-2 Active Termination
* with OCP,OTP
2.6V~15.0V 1.2V,1.5V,1.8V,2.5V,
2.85V,3.0V,3.3V,3.6V,5.0V
10mA up to 1.4V - SOP-8 SOT-89 SOT-223 TO-220
TO-252 TO-263
LR1118 * Output current up to 1A
* 2.85V device are suitable for SCSI-2 active termination
* Adjustable version available.(VREF=1.24V)
* Internal current and thermal limit
2.4V~15.0V 1.2V,1.5V,1.8V,2.5V,
2.85V,3.0V,3.3V,3.6V,5.0V
10mA up to 1.2V - SOP-8 SOT-223 TO-220 TO-252
TO-263 TO-263-3
LM2940 * Output Current in Excess of 1A
* Reversed-Battery Protection
* with OCP,OTP
* Mirror Image Insertion Protection
5.8V~26.0V 5.0V,6.0V,8.0V,9.0V,10.0V,
12.0V,15.0V
15mA up to 0.8V 72dB
(@f=120Hz.)
SOT-223 TO-220 TO-220F TO-252
TO-263 TO-263-3
LM2965* 1.5A(Io) LOW DROPOUT REGULATOR WITH POWER GOOD 2.5V~6.0V 2.5V,ADJ 0.3mA 0.4V 86 dB HSOP-8
78RXXX * Output current up to 1A
* with OCP,OTP,OVP,SCP
* Output disable function
3.8V~25.0V 1.5V, 1.8V, 3.3V, 5.0V, 6.0V, 9.0V, 12V, 15V, ADJ 10mA up to 3.0V 55 dB TO-252-5 TO-220F-4 TO-220B TO-252
R070LD10 * Output current up to 1A
* Built-in ON/OFF Function
* with OCP
* Over Heat Protection Function
2.35V~10.0V 1.8V, 2.5V, 5.0V, ADJ 2mA 0.5V 60 dB TO-252-4
R200LD10 * Output current up to 1A
* Built-in ON/OFF function
* with OCP
* ASO protection function
* Overheat protection function
3.5V~24.0V 3.0V~20.0V 8mA 0.5V 60 dB TO-252-4 TO-252-5
RXXLD10 * Output current up to 1A
* Low Dissipation Current
* with OCP,OTP
2.35V~18.0V 1.5V,1.8V,2.5V,3.0V, 3.3V, 5.0V, 12V
12.0V
2mA up to 0.75V 60 dB TO-252-5 TO-220F-4 SOP-8 HSOP-8
LM39102 * Output current up to 1A
* Adjustable output voltages refer to 1.24V
* ON/OFF control function
* 1% initial accuracy
* with OCP,OTP
* Reversed-battery protection
* Reversed-leakage protection
* Fast transient response
2.25V~16.0V ADJ up to 20mA up to 0.63V  - SOP-8 HSOP-8
M293010 * 1A output current
* Fast response
* with OCP,OTP,OVP
* Remote voltage sensing
* Ground tab for superior heat dissipation
  2.4V~27.0V ADJ up to 1.2mA(Typ) up to 0.6 - TO-252-5
M29150A/B * Output current guaranteed 1.5A
* with OTP,OCP,OVP
* Logic controlled electronic shutdown available
5.7V~30.0V 5.0V,ADJ up to 80mA up to 0.7V - TO-252-4 TO-252-5
LR1965 * Output current up to 1.5A
* Compatible with MLCC Capacitors
* with Soft-Start,OTP,OCP,SCP
2.5V~6.0V ADJ 0.3mA up to 0.4V - HSOP-8
278RXX * 2.0A Output Low Drop Voltage Regulator
* Built in ON/OFF Control Terminal
* with OCP,Over Heat Protection Function
3.8V~25.0V 3.3V,5.0V,8.0V,12.0V 10mA 0.5V 55 dB TO-220F-4
RXXLD20 * 2.0A output type
* Low power-loss
* Output voltage precision: ±3.0%
* Built-in ON/OFF control function,OCP,OTP
3.8V~20.0V 3.3V,3.5V,5.0V,6.0V,8.0V
9.0V,10.0V,12.0V,15.0V
10mA 0.5V 55 dB TO-220B TO-220F-4
URXX20 * 2.0A output type
* Output voltage precision: ±2.5%
* Built-in ON/OFF control function,OCP,OTP
3.8V~20.0V 3.3V,12.0V 10mA 0.5V 55 dB TO-252
378RXX *3.0A Output Low Drop Voltage Regulator
* Built in ON/OFF Control Terminal
* with OCP.Over Heat Protection Function
3.8V~25.0V 3.3V,5.0V,9.0V,12.0V 10mA up to 0.8V 55 dB TO-220F-4
RXXLD30 *3.0A output type
*Low power-loss
*Output voltage precision:±3.0%
*Built-in ON/OFF control function,OCP,OTP
3.8V~20.0V 3.3V,5.0V,9.0V,12.0V 10mA 0.5V 55 dB TO-220B TO-220F-4
UR533 * Output current up to 5A
* Remote sense operation
* Fast transient response
* Load regulation: 0.05% typical
0.5% initial accuracy
* On-chip thermal limiting
2.0V~7.0V 1.5V,2.5V,ADJ - 0.5V 80dB(@f=120Hz,Cout=22uF.) TO-252-5 TO-263-5 TO-220-5
ULE4275 * Output current up to ±5mA
* Qualified for Automotive Applications
* Very Low Current Consumption
* Power-On and Undervoltage Reset
* Reset Low-Level Output Voltage<1V
* with SCP
* Reverse-Polarity Proof
5.5V~42V 4.9V~5.1V up to 22mA 0.5V - TO-263-5
*: Under  Development            
Low Dropout Voltage Regulator  
Low Quiescent Current CMOS LDO Regulator/ (Io=0.1A~0.5A)            
Part No. Features VIN(Range) VOUT IQ(Max)(uA) VD(Max)(V) RR(Typ) Package
L1131A * Output current up to 0.15A
* Excellent line regulation Typ. 0.02%/V
* Built-in fold back protection circuit
* Ceramic capacitors are recommended to be used with this IC
1.8V~6.0V 1.2V, 2.5V, 2.8V, 3.3V 18uA up to 0.65V up to 50 dB(@f=1kHz) SOT-23-5
LR1101 * Output current up to 0.1A
* with OTP
* For stability only 1μF output capacitor is required
* High power supply rejection ratio
2.0V~6.0V 1.2V, 1.8V, 2.5V, 2.8V, 3.0V, 3.3V, 3.5V, 3.6V, 4.7V, 5.0V up to 10uA up to 0.6V - SOT-23 SOT-25 SOT-89
LR1102 * Output current up to 0.15A
* Excellent Line Regulation: Typ. 0.05%/V
2.0V~8.0V 1.8V, 2.5V, 2.7V, 2.8V, 2.85V, 3.0V, 3.3V, 3.5V, 5.0V 70uA up to 0.30V 70 dB(@f=1kHz) SOT-25
L1131B* 0.15A(Io) Low Noise High PSRR CMOS LDO Voltage Regulator
With CE 
2.0V~6.5V 1.5V~1.9V
2.0V~2.4V
2.5V~2.7V
2.8V~3.3V
3.4V~5.5V
65uA 1.40V
0.70V
0.35V
0.30V
0.26V
70 dB SOT-25
LR1103* 0.15A(Io) Low Quiescent Current LDO Voltage Regulator 2.5V~12.0V 1.8V~3.3V 80uA 0.35V - SOT-25
L1131C * Output current up to 0.15A
* Temperature-Drift Coefficient
* Well Line Regulation: 0.02%/V(typ.)
* Output Voltage Accuracy: ±2.0%(typ.)
* Internal Fold Back Protection Circuit
* CIN=COUT=1μF or more (Ceramic capacitors) are recommended to
be used with this IC
2.55V~6.0V 2.0V, 2.5V 95uA up to 0.55V up to 70 dB(@f=1kHz) SOT-25 
L1913 * Guaranteed 150mA Output Current
* with OTP,SCP
* Low Output Noise at 220μ VRMS
* Stability with Lost Cost Ceramic Capacitors
2.5V~5.5V 1.5V, 3.3V,ADJ(1.25V~5.5V) up to 145uA up to 0.30V - SOT-25
LR9103 * Output current up to 0.15A
* Ripple Rejection: 75dB (Typ.) @ f=1kHz,VOUT=2.85V
* Temperature-Drift Coefficient of Output Voltage: ±50ppm/°C (Typ.)
* Well Line Regulation: 0.02%/ V (Typ.)
*Output Voltage Accuracy: ±1.0%
* Internal Fold Back Protection Circuit: 50mA (Typ.)
*CIN=COUT=0.47μF or more (Ceramic capacitors) are recommended to be used with this IC
1.7V~7.5V 1.2V, 1.5V, 1.8V, 2.2V, 2.5V, 2.8V, 3.0V, 3.3V 60uA up to 0.40V up to 65 dB(@f=1kHz) SOT-23-5 SOT-25 SOT-343 DFN1010-4
LR9107 * Guarantee output current: 200mA
* VOUT accuracy: ±1%
* Temperature-drift coefficient of output voltage: Typ. ±100ppm/°C
* Low output noise: 60uVrms (10Hz~100kHz)
1.4V~5.25V 1.8V,2.8V 25uA up to 0.44V up to 70 dB(@f=1kHz) SOT-25
LR9113 * Output current up to 0.3A
* Ripple Rejection: 75dB (Typ.) @ f=1kHz,VOUT=2.85V
* Temperature-Drift Coefficient of Output Voltage: ±50ppm/°C (Typ.)
* Well Line Regulation: 0.02%/ V (Typ.)
*Output Voltage Accuracy: ±1.0%
* Internal Fold Back Protection Circuit: 50mA (Typ.)
*CIN=COUT=0.47μF or more (Ceramic capacitors) are recommended to be used with this IC
6V 1.2V, 1.5V, 1.8V, 2.0V, 2.5V, 2.8V, 3.0V, 3.3V 60uA up to 0.7V 65 dB(@f=1kHz) SOT-25 SOT-23-5 DFN1010-4
LR1185 * Output current up to 0.15A
* When IC shutdown: 5mA discharge current of VOUT
* Extreme low Noise for DSC application
* Extreme fast response in line/load transient
* with OCP,OTP
* High PSRR
* Recommended 1μF output capacitor only for stability
* With TTL logic controlled shutdown input
2.7V~5.5V 4.15V 50uA 0.2V - SOT-25
LR1112 * 150mA output low dropout regulator with EN
* Fast start-up time: 80μs
* PSRR: 65dB at 100Hz
* Stable with low ESR, 1μF ceramic output capacitor
* Excellent Load/Line Transient Response
* with OCP
* Ambient temperature range: -40ºC~85°C
2V~6V 1.0V~3.3V, ADJ(0.8V~5.0V) up to 85uA 0.3V - SOT-23-5
LR1121B * Output current up to 0.2A
* High Output Voltage Accuracy: ±2.0%
* Low Temperature-Drift Coefficient of Output Voltage: ±100ppm/°C TYP.
2.8V~7.0V 2.1V, 2.2V, 2.3V, 2.4V, 2.5V, 2.6V, 2.7V, 2.8V, 2.85V, 2.9V, 3.0V, 3.1V, 3.2V, 3.3V, 3.4V, 3.5V, 3.6V, 3.7V, 3.8V, 3.9V, 4.0V, 4.1V, 4.2V, 4.3V, 4.4V, 4.5V, 4.6V, 4.7V, 4.8V, 4.9V, 5.0V, 5.1V, 5.2V, 5.3V, 5.4V, 5.5V up to 65uA up to 0.70V 70 dB(@f=1kHz) SOT-25
LR1122D * Output current up to 0.2A
*Temperature-Drift Coefficient of Output Voltage: ±30ppm/°C (Typ.)
*Well Line Regulation: 0.02%/ V (Typ.)
*Output Voltage Accuracy: ±1.0% (Typ.)
*Internal Fold Back Protection Circuit: 40mA (Typ.) @ short mode
* CIN=COUT=1μF or more (Ceramic capacitors) are recommended to be used with this IC
1.7V~7.5V 1.2V, 1.5V, 1.6V, 1.8V, 2.0V, 2.2V, 2.5V, 2.85V, 3.0V, 3.3V, 5.0V 40uA up to 1.00V 75 dB(@f=1kHz) SOT-25 SOT-89 SOT-23-5
LR1122B* 0.3A(Io) Low Dropout Linear Regulator  2.5V~5.5V 1.5V~4.75V 90uA(Typ) 0.40V(Typ) 65 dB SOT-23-5
LR9200 * Output current up to 0.2A
*Temperature-Drift Coefficient of Output Voltage: ±30ppm/°C (Typ.)
*Well Line Regulation: 0.02%/ V (Typ.)
*Output Voltage Accuracy: ±0.8% (Typ.)
*Internal Fold Back Protection Circuit: 40mA (Typ.) @ short mode
* CIN=COUT=1μF or more (Ceramic capacitors) are recommended to be used with this IC
1.7V~5.25V 1.2V,1.5,1.6V,1.8V,2.0V,2.5V,2.85V,3.0V,3.3V,5.0V 40uA up to 0.50V 75dB(@f=1KHz) SOT-25 SOT-89
LR9203 * Maximum Output Current: 500mA
* Output Accuracy: ±1.0% (2.0V~5.0V), ±20mV (1.2V~1.95V)
* with OCP,SCP,OTP
* High PSRR: 55dB @ 1kHz, VOUT=2.8V
* Operating Ambient Temperature: -40°C~+85°C
* CL Capacitor-Less: Internal Phase Compensation
6V 1.2V~5.0V 30uA up to 0.7V - SOT-25
LR9500 *Output Current, 150 mA
* Stable with 0.47 μF Ceramic Input and Output Capacitors
* No Noise Bypass Capacitor Required
* Logic Controlled Enable
* with OTP,SCP
* −40°C to +125°C Junction Temperature Range for Operation
*Low Output Voltage Noise, 6.5 μVRMS
*PSRR, 75 dB at 1 kHz
*Output Voltage Tolerance, ± 2%
*Virturally Zero IQ (Disabled), <1 μA
*Very Low IQ (Enabled), 25 μA
*Startup Time, 150 μs
2.5V~5.5V 1.5V,1.8V,2.0V,2.5V,2.7V,2.8V,3.0V,3.3V,4.0V,4.5V up to 230uA 0.15V - SOT-25
LR1167* 0.2A/0.5A(Io) Low Noise LDO Voltage Regulator 2.9V~7.0V 1.5V~5.0V 150uA 0.3V 58 dB SOT-25
UR6223 * Maximum Output Current : 300mA
* Excellent Line Regulation: 0.01%/V (Typ.)
* High Ripple Rejection: 80dB (Typ.) (f = 1kHz)
7V 1.8V,2.0V,2.5V,3.0V,3.3V,4.0V 220uA up to 0.41V - SOT-25
UR6225 * Maximum Output Current: 300mA
* Highly Accurate: Output Voltage ±2%(±1% for Semi-Custom Products)
* Output Voltage Temperature Characteristics: Typ. ±100ppm/°С
* Input Stability : Typ. 0.2%/V
* Small Input-Output Differential: IOUT = 100mA @ VOUT = 5.0V with a 0.12V Differential.
* with OTP
2.1V~10.0V 1.5V,1.8V,2.0V,2.5V,2.6V,2.7V,2.8V,2.85V,3.0V,3.3V,3.5V,3.6V,3.8V,4.0V,4.5V,5.0V,6.0V 4.5uA up to 0.60V - SOT-23 SOT-25 SOT-89 TO-92
LR1142 * Wide operating voltage range: 2.5V~5.5V
* Adjustable output voltage
* Enable/shutdown control
* Low-noise for RF application
* Ultra-Fast response in line/load transient
* Current limit protection
* Output only 1μF capacitor required for stability
* High power supply rejection ratio
2.5V~5.5V ADJ 50uA 0.37V - SOT-25
L1183A * Output current up to 0.3A
* Accurate To Within 1.5%
* with OCP
* Internal Short Circuit Current Fold-Back
* Has Power-Saving Shutdown Mode
* Very Low Temperature Coefficient
2.5V~6.5V 1.2V,1.5V,1.8V,2.5V,2.8V,3.0V,3.1V,3.3V,5.0V 50uA up to 1.3V - SOT-25 SOT-26
L1183B * Guaranteed Output Current: 300mA
* Typical Accuracy Within 2%
* with OTP,OCP,SCP Fold-Back
* Power Good Detector (6 pin version only)
* Power-Saving Shutdown Mode
* Low Temperature Coefficient
* RoHS-Compliant Product
2.5V~7.0V 1.2V,1.5V,2.8V,3.1V,3.3V 50uA up to 1.3V - SOT-26
LR2125 * Output Current Guaranteed 300mA
* with OCP,Soft-Start,OTP
* Work stably with Low ESR Ceramics Capacitor
2.5V~6.0V 1.2V,1.8V,2.5V,3.3V,ADJ(0.8V~5.5V) 160uA up to 0.36V - SOT-26
LR9101 * Output current up to 0.3A
* Well Line Regulation: 0.02%/ V (Typ.)
* CIN=COUT=1μF or more (Ceramic capacitors) are recommended to be used with this IC
1.7V~5.25V 1.0V,1.2V,1.5V,1.8V,2.5V,2.7V,2.8V,2.9V,3.0V,3.3V 50uA(Typ) up to 0.60V(Typ) 70dB(@f=1KHz) SOT-23-3 SOT-23 SOT-23-5 SOT-343 SOT-353
LR9102 * Output current up to 0.3A
* Temperature-Drift Coefficient of Output Voltage: ±50ppm/°C (Typ.)
* Well Line Regulation: 0.02%/ V (Typ.)
* Output Voltage Accuracy: ±1.0%
* Internal Fold Back Protection Circuit: 50mA (Typ.) @ short mode
* CIN=COUT=1μF or more (Ceramic capacitors) are recommended to be used with this IC
* Ultra Supply Current: LR9102: 50μA (Typ.)
1.7V~5.25V 1.0V,1.1V,1.2V,1.3V,1.5V,1.8V,2.5V,2.7V,2.8V,2.85V,2.9V,3.0V,3.3V,3.6V 90uA up to 0.70V 75dB(@f=1KHz) SOT-23-3 SOT-23-5 SOT-25 SOT-353 DFN1616-6 DFN1820-6
LR9102A * Output current up to 0.3A
* Temperature-Drift Coefficient of Output Voltage: ±50ppm/°C (Typ.)
* Well Line Regulation: 0.02%/ V (Typ.)
* Output Voltage Accuracy: ±1.0%
* Internal Fold Back Protection Circuit: 50mA (Typ.) @ short mode
* CIN=COUT=1μF or more (Ceramic capacitors) are recommended to be used with this IC
* Ultra Supply Current: LR9102A: 90μA (Typ.)
1.7V~5.25V 1.0V,1.1V,1.2V,1.3V,1.5V,1.8V,2.5V,2.7V,2.8V,2.85V,2.9V,3.0V,3.3V,3.6V 130uA up to 0.70V 75dB(@f=1KHz) SOT-23-3 SOT-23-5 SOT-25 SOT-353 DFN1616-6 DFN1820-6
LR1127* 0.3A(Io) High Speed, Extremely Low Noise CMOS LDO Regulator
with EN, Vref 0.8V
2.5V~6.0V 1.0V
1.2V
1.5V
1.8V
2.5V~5.2V
ADJ
90uA 1.5V
1.3V
1.0V
0.7V
0.3V
68 dB SC59-5
L1127 * Output Current Guaranteed 300mA
* with OCP,Soft-Start,OTP
* Work Stably with Low ESR Ceramics Capacitor
2.5V~6.0V 1.0V,1.2V,1.5V,1.8V,2.5V,3.0V,3.3V,4.2V,4.75V 200uA up to 1.5V - SOT-25
LR1106 * Maximum Output Current : 400mA
* Highly Accurate : ± 2%
* Output Voltage Temperature Characteristics : TYP ±100ppm/°C
2.4V~8.0V 1.5V,1.8V,2.2V,2.5V,2.7V,2.8V,2.85V,3.0V,3.1V,3.3V,5.0V 50uA up to 0.60V - SOT-23 SOT-25 SOT-89 SOP-8 DFN1820-6
LR1143 * Output current up to 0.4A
* Enable/shutdown control
* Low-noise for RF application
* Ultra-Fast response in line/load transient
* with OCP
* Output only 1μF capacitor required for stability
* High power supply rejection ratio
 2.5V~5.5V ADJ 50uA 0.80V(Typ) - SOT-25
L1923 * Guaranteed 500mA Output Current
* with OTP,SCP
* Maximum Supply Current In Shutdown Mode is Less than 1μA
* Low Output Noise at 238μVRMS
* Stability with Lost Cost Ceramic Capacitors
 2.5V~5.5V 3.3V,3.5V,3.9V,ADJ(1.25V~5.5V) 120uA up to 0.5V - SOT-25
LR1198 * 300mA Guaranteed Output Current
* 0.01μA Shutdown Current
*550mV Dropout at 300mA Load
* Low Temperature Coefficient
* with OCP,OTP
* Only 1μF Output Capacitor Required for Stability
* Excellent Line/Load Transient
 2.5V~5.5V 1.5V 130uA up to 0.65V - SOT-23-5
LR1120 * Output current up to 0.5A
* When IC Shutdown: 5mA Discharge Current of VOUT
* Extreme Low Noise for DSC Application
* Extreme Fast Response in Line/Load Transient
* with OCP,OTP
* High PSRR
* Recommended 1μF Output Capacitor only for Stability
* With TTL Logic Controlled Shutdown Input
 2.2V~5.5V 1.8V,2.5V,2.8V,3.0V,3.1V,3.3V,4.0V 50uA up to 0.4V - SOT-353 SOT-25
LR1125 * Guaranteed Output: 500mA
* High accuracy output voltage: +/- 1.5%
* with OTP,OCP
* 0.02μA Shutdown Current
2.25V~5.5V ADJ(0.8V~4.5V) up to 600uA up to 0.4V - SOP-8 MSOP-8
LR18113 * 0.3Ω Output Resistance @ Output current up to 0.5A
* VOUT Follows 1.6 Times of VSET
* with OTP,OCP
* Enable control
4.5V~6.0V 1.552V~1.648V 3mA - - SOP-8
LR18115 * 0.3Ω Output Resistance @ Output current up to 0.5A
* VOUT Follows 1.6 Times of VSET
* Current Limiting Protection
* FON Pin to Turn VOUT Fully On
4.5V~6.0V - 3mA - - SOP-8
LR2128A * Output Current Guaranteed 300mA
* with OCP,Soft-Start,OTP
* Work stably with Low ESR Ceramics Capacitor
2.5V~6V 2.5,ADJ(0.8V~5.5V) 160uA up to 0.36V - SOT-25
LR2128B * Output Current Guaranteed 300mA
* with OCP,Soft-Start,OTP
* Work stably with Low ESR Ceramics Capacitor
2.5V~6V 2.5V,ADJ(0.8V~5.5V) 160uA up to 0.36V - SOT-25
LR9280 * Output current up to 0.15A
* Output voltage accuracy (±2.0%)
* Line regulation (TYP=0.05%/V)
* Temperature-Drift Coefficient of Output Voltage(TYP=±100ppm/°C)
* Ceramic capacitors are recommended to be used with this IC (1μF)
1.7V~6.0V 1.2V,1.5V,1.8V,2.8V 1.5uA up to 1.20V - SOT-23-5
LR9133 * Ultra Supply Current: 36μA (Typ.)
* Standby Mode: 0.1μA (Typ.)
* Very Low Dropout Voltage: 0.13V (Typ.) @ IOUT =150mA, VOUT =2.85V
* Ripple Rejection: 75dB (Typ.) @ f=1kHz,VOUT=2.85V
* Temperature-Drift Coefficient
of Output Voltage:
±100ppm/°C (Typ.)
* Well Line Regulation: 0.02%/ V (Typ.)
*Output Voltage Accuracy: ±2.0%
6V 3.3 V 60uA - 65dB SOT-25
LR9153 * Ultra Supply Current: 50μA (Typ.)
* Standby Mode: 0.1μA (Typ.)
* Very Low Dropout Voltage: 0.30V (Typ.) @ IOUT =300mA, VOUT =2.85V
* Well Line Regulation: 0.02%/ V (Typ.)
*Output Voltage Accuracy: ±2.0%
6V 3.3 V 80uA - 65dB SOT-25
*: Under  Development
Low Quiescent Current CMOS LDO Regulator (Io=0.6A~5.0A)  
Part No. Features VIN(Range) VOUT IQ(Max) VD(Max)(V) RR(Typ) Package
LR18943A 1.0A LOW DROPOUT LINEAR REGULATOR WITH OUTPUT VOLTAGE SETTING OPTIONS

* Low VIN and wide VIN range: 1.0V~5.5V
* Bias voltage (VPP) range: 3.0V~5.5V
* Low VOUT range: 0.8V~3.3V
* 300mV dropout @1.0A, VPP=5V
* 2% output Voltage
* output voltage setting options
* Programmable soft-start provides linear voltage startup
* Stable with any output capacitor10μF
1.0V~5.5V 0.8V~3.3V - 0.3V - HSOP-8
L1186 * Output current up to 0.6A
* Accurate to Within 1.5%
* with OTP,OCP,Short Circuit Current Fold-Back
* With Noise Reduction Bypass Capacitor
* Has Power-Saving Shutdown Mode
* Very Low Temperature Coefficient
2.9V~7.0V ADJ 35uA(Typ) up to 1.4V - SOT-25 SOP-8
LR1107 * The Guaranteed Output Current is 600mA DC
* 0.68% Load Regulation
* Output Voltage Accuracy ± 1.5%
*ERROR Flag Indicates Output Status
* Low Output Capacitor Required
* with OTP,OCP
2.5V~7.0V 1.8V,2.5V,2.8V,2.85V,3.3V,5.0V,ADJ(1.145V~5V) up to 300uA(Typ) 0.5V - SOT-23 SOT-25 SOT-89 SOT-223
L1188 * Output Current: 800mA (Guaranteed)
* Output Voltage Accuracy:±1.5%
* with OTP,OCP,SCP Fold-Back
* Pre-set Output Voltages In Factory
* Very Low Temperature Coefficient
3.2V~7.0V 2.8V,3.3V 50uA up to 1.4V - SOT-223
L1138B * High current capability: 800mA output
* Output voltage‘s high accuracy: ±1.0%
* With ON/OFF circuit: Ensures long battery life.
* High ripple rejection 70dB typ@1.0kHz
* with OCP,OTP
2.2V~6.5V 1.2V,2.5V,2.8V,3.3V,3.5V,3.6V,4.5V,5.0V 160uA up to 1.0V - SOT-89-5 SOP-8 SOT-25
LR3961* 0.8A(Io)Low Quiescent current LDO Voltage Regulator
with Error Flag ;EN and Fixed Vo or Adj Common Pin, Vref 0.8V
2.25V~6.0V 1.2V
1.8V, 2.5V,3.3V,5.0V, ADJ 
250uA(Typ) 1.05V
0.55V
- SOP-8 SOT-89 SOT-223
TO-252 TO-252-5 TO-263 TO-263-5
LR3964* 0.8A(Io)Low Quiescent current LDO Voltage Regulator
with Optional EN and Fixed Vo or Adj Common Pin, Vref 0.8V
2.25V~6.0V 1.2V
1.8V, 2.5V,3.3V,5.0V, ADJ 
250uA(Typ) 1.05V
0.55V
- SOP-8 SOT-89 SOT-223
TO-252 TO-252-5 TO-263 TO-263-5
LR1108 * The Guaranteed Output Current is 1A DC
* 0.04% Load Regulation
* Output Voltage Accuracy ± 1.5%
*ERROR Flag Indicates Output Status
* Sense option improves better load regulation
* Low Output Capacitor Required
* with OTP,OCP
2.5V~7.0V 1.2V,1.5V,1.8V,2.5V,2.85V,3.3V,5.0V up to 300uA(Typ) 0.5V - SOT-223 TO-252 SOT-25 SOT-89 SOT-23 DFN3030-8
LR1801 * The Guaranteed Output Current is 1A DC
* Output Voltage Accuracy ± 1.5%
* with OTP,OCP
2V~6.0V 1.2V,1.5V,1.8V,2.5V,3.0V,3.3V,5.0V,ADJ 90uA up to 0.7V(Typ) up to 65dB(@f=1KHz) HSOP-8 SOT-89 TO-252 SOT-223
LR1811 * The Guaranteed Output Current is 1A DC
* Output Voltage Accuracy ± 1.5%
* with OTP,OCP
1.5V~6.0V 1.2V,1.5V,1.8V,2.5V,3.0V,3.3V,5.0V 120uA up to 0.7V(Typ) up to 65dB(@f=1KHz) HSOP-8
L11810 * Output current: 1A (guaranteed)
* Output voltage accuracy: ±1.5%
* with OTP,OCP,SCP fold-back
* Pre-set output voltages in factory
* Very low temperature coefficient
3.5V~7.0V 2.8V,3.3V 50uA up to 1.7V - SOT-223
LXXLD10 * Output current up to 1A
* Low ESR Output Capacitor
* VREF=0.8V
* ±1.5% over Line, Load and Temperature Output Accuracy
* Fast Transient Response
* Output Voltage Adjustable through External Resistors
* POR(Power-On-Reset) controlling VCNTL and VIN
* with Soft-Start,OCP,UVP,Hysteretic Thermal Shutdown
* With Power-OK Output (with a Delay Time)
* For Standby or Suspend Mode: Shutdown
1.1V~3.3V ADJ 2mA(ICNTL) up to  0.10V - HSOP-8
LXXLD36 *Output current up to 3A
* Low ESR Output Capacitor
* VREF=0.6V
* Fast Transient Response Output Voltage Adjustable through External Resistors
* POR(Power-On-Reset) controlling VCNTL and VIN
* with Soft-Start,OCP,UVP,Hysteretic Thermal Shutdown
* With Power-OK Output (with a Delay Time)
* Shutdown/Enable Control Function
6V ADJ 1.5mA(ICNTL) up to 0.3V - HSOP-8 DFN3030-10
LXXLD37 *Output current up to 3A
* Low ESR Output Capacitor
* VREF=0.8V
* Fast Transient Response
* Output Voltage Adjustable through External Resistors
* POR(Power-On-Reset) controlling VCNTL and VIN
* with Soft-Start,OCP,UVP,Hysteretic Thermal Shutdown
* With Power-OK Output (with a Delay Time)
* Shutdown/Enable Control Function
6V ADJ 1.5mA(ICNTL) up to 0.3V - HSOP-8 DFN3030-10
UR6227 * The Guaranteed Output Current is 700mA DC
* Output Voltage Accuracy ±1.5%
* The reverse current protection
1.7V~6V 1.5V,1.8V,2.5V,2.8V,3.0V,3.3V,5.0V 200uA 0.3V - SOT-25
*: Under  Development
Low Quiescent Current CMOS LDO Regulator (Io=0.6A~5.0A)  
Part No. Features VIN(Range) VOUT IQ(Max) VD(Max)(V) RR(Typ) Package
LR1148 * 600mA Guaranteed Output Current
* 0.01μA Shutdown Current
* Low Temperature Coefficient
* with OCP,OTP
* Excellent Line/Load Transient
2.3V~6.0V ADJ up to 80uA up to 1.2V - SOT-25
LR2915 * IOUT=1.5A
* Supply Current : (Typ.) 300uA
* Compatible with MLCC Capacitors
* with soft-start, OTP, OCP, SCP
2.5V~6.0V ADJ 300uA(Typ) up to 0.4V - SOP-8 HSOP-8
LR2965 1.5A, LOW DROPOUT REGULATOR WITH POWER GOOD

* Input Voltage Range: 2.5V~6.0V
* Supply Current : (Typ.) 300uA
* Current limit : (Min.) 1.8A
* Adjustable Output from 0.5V
* LR2965: Typ 0.4V Dropout @ IOUT=1.5A
* Compatible with MLCC Capacitors
* Built-in Soft-Start Limits Inrush Current
* Built-in Thermal Shutdown Protection
* Built-in Over Current & Short Circuit Protection
2.5V~6.0V 2.5V, ADJ 300uA(Typ) up to 0.4V - HSOP-8
LR9270 * Output current (MIN=800mA@VIN=VOUT+1.0V)
* Low standby current
* Line regulation
* High output voltage accuracy
* Low temperature-drift coefficient of output voltage
* with OTP,OCP
1.95V~6.0V 1.2V,1.8V,2.5V,3.3V 160uA up to 0.7V 50dB(@f=1KHz) SOT-25 SOT89-5 SOT-23-5
LR2126 * The Guaranteed Output Current is 1A DC
* 0.04% Load Regulation
* Output Voltage Accuracy ± 1.5%
* Low Output Capacitor Required
* with OTP.OCP
2.5V~7V ADJ(-0.3V~7.5V) up to 70uA(Typ) 0.5V - SOT-89-5
LR9272 * Output current (MIN=1A@VIN=VOUT+1.0V)
* Low standby current (TYP=0.1μA)
* Output voltage accuracy (±2.0%)
* Line regulation (TYP=0.05%/V)
* Low temperature-drift coefficient of output voltage
* with OTP,OCP,fold-back protection circuit,auto discharge function
1.4V~6.0V 2.5V,3.3V,5.0V 100uA up to 0.72V (Typ) up to 70dB(@f=1KHz) SOT-223 SOT-25
LR9273 *Output current up to 1A
* Standby Mode: 0.1μA (Typ.)
* Temperature-Drift Coefficient of Output Voltage: ±100ppm/°C (Typ.)
* Well Line Regulation: 0.02%/ V (Typ.)
* Output Voltage Accuracy: ±1.5% (Typ.)
* Internal Fold Back Protection Circuit: 250mA (Typ.) @ short mode
* CIN=COUT=4.7μF or more (Ceramic capacitors) are recommended to be used with this IC
6.0V 2.8V,3.3V,3.5V,ADJ 100uA up to 0.72V (Typ) up to 70dB(@f=1KHz) SOP-8 SOT-89-5
L1803 *Output current up to 1.5A
* Bias voltage (VVCC) range: 2.7V~5.5V
* 2% output Voltage
* Power-Good (PG) output
* Programmable soft-start provides linear voltage startup
* Stable with any output capacitor2.2μF
1.0V~5.5V ADJ 2mA(IVCC) up to 1.7V - HSOP-8 DFN3030-10
L1806 *Output current up to 3A
* Low ESR Output Capacitor
* VREF=0.8V
* Fast Transient Response
* Output Voltage Adjustable through External Resistors
* POR(Power-On-Reset) controlling VCNTL and VIN
* with Soft-Start,OCP,UVP,Hysteretic Thermal Shutdown
* With Power-OK Output (with a Delay Time)
* Shutdown/Enable Control Function
1.2V~3.65V ADJ 1.5mA(ICNTL) up to 0.31V - HSOP-8 DFN3030-10
LXXLC15* 1.5A(Io)/0.65V(Vd)Low Dropout Regulator
with POK, EN Pin and Fixed Vo with Option ADJ 
2.2V~5.5V 0.8V~5.0V 2mA 0.5V/0.65V 55 dB SOP-8
LXXLD15 *Output current up to 1.5A
* Low ESR Output Capacitor
* VREF=0.8V
* ±1.5% over Line, Load and Temperature Output Accuracy
* Fast Transient Response
* Output Voltage Adjustable through External Resistors
* POR (Power-On-Reset) controlling VCNTL and VIN
* with Soft-Start,OCP,UVP,Hysteretic Thermal Shutdown
* With Power-OK Output (with a Delay Time)
* For Standby or Suspend Mode: Shutdown
1.1V~3.5V ADJ 2mA(ICNTL) up to 0.30V - HSOP-8
LR3962* 1.5A(Io)Low Quiescent current LDO Voltage Regulator
With Error flag;optional EN and Fixed Vo or Adj common pin,
Vref 0.8V
2.25V~6.0V 1.2V,
1.8V,2.5V,3.3V,5.0V,ADJ 
250uA(Typ) 1.05V
0.55V
40 dB SOP-8 SOT-223
TO-252 TO-252-5 TO-263 TO-263-5
LR3965 * 1.5A Guaranteed Output Current
* 0.01μA Shutdown Current
* Low Temperature Coefficient
* with OCP,OTP
* Excellent Line/Load Transient
* Sense Option Improves Load Regulation
2.25V~6.0V 1.1V,1.2V,1.5V,1.8V,2.5V,3.3V,5.0V,ADJ up to 250uA(Typ) up to 1.05V - SOP-8 SOT-89 SOT-223 TO-252
TO-252-4 TO-252-5 TO-263
TO-263-5
LR3965A * 2A Guaranteed Output Current
* 0.01μA Shutdown Current
* Low Temperature Coefficient
* with OCP,OTP
* Excellent Line/Load Transient
2.25V~6.0V ADJ 200uA(Typ) 0.65 - HSOP-8
L11815A * Guaranteed 1.5A output
* Accuracy : ±1.5%
* with OTP,OCP,SCP Fold-Back
* Low Temperature Coefficient
2.8V~7.0V 1.5V,1.8V,1.9V,2.5V,2.8V,3.3V 70uA up to 1.3V - SOT-223 TO-252 TO-263 TO-220
L11815B * Guaranteed 1.5A Output
* Accurate :±1.5%
* with OTP,OCP,SCP Fold-Back
* Power-Saving Shutdown Mode
* Low Temperature Coefficient
2.8V~7.0V ADJ 45uA(Typ) up to 1.3V - SOP-8 
UR1171 * Output current (MIN=1.5A@VIN=VOUT+1.0V)
* Low standby current (TYP=0.1μA)
* Output voltage accuracy (±2.0%)
* Line regulation (TYP=0.05%/V)
* Low temperature-drift coefficient of output voltage
* with OTP,OCP
2.1V~6.0V ADJ 160uA up to 0.35V 50dB(@f=1KHz) SOP-8 
LR1803* 1.5A Low Dropout Linear Regulator with Programmable Soft Start   Vin: 1.0V~5.5V
Vctrl: 2.7V~5.5V
ADJ 2mA(IVCC) 0.27V for Vo1.75V
1.7V for Vo>1.75V
60dB SOP-8
LXXLD20 *Output current up to 2A
* Low ESR Output Capacitor
* VREF=0.8V
* ±1.5% over Line, Load and Temperature Output Accuracy
* Fast Transient Response
* Output Voltage Adjustable through External Resistors
* POR(Power-On-Reset) controlling VCNTL and VIN
* with Soft-Start,OCP,UVP,Hysteretic Thermal Shutdown
* With Power-OK Output (with a Delay Time)
* For Standby or Suspend Mode: Shutdown
1.1V~3.3V ADJ 2mA(ICNTL) up to 0.20V - HSOP-8
LR18120 *Output current up to 2A
* with OCP,OTP,Enable Pin
* Output Voltage: ±2%
* When Disable VOUT Pull Low Resistance
1.4V~5.5V 1.0V,1.2V,1.5V,1.8V,2.5V 2mA 0.42V - SOP-8 HSOP-8
LR18220 * Guaranteed Output Current of 2A
* Compatible with low ESR MLCC as Input/Output Capacitor
* Good Line and Load Regulation
* Available in SOP-8 Package
* OTP,OCP
2.5V~6.0V ADJ 1mA up to 0.6V - SOP-8 HSOP-8
LR18230 * Guaranteed Output Current of 3A
* Compatible with low ESR MLCC as Input/Output Capacitor
* Good Line and Load Regulation
* Available in HSOP-8 Package
* OTP,OCP
2.5V~6.0V ADJ 1mA up to 0.6V - HSOP-8
LR3963* 3.0A(Io)Low Quiescent Current LDO Voltage Regulator
with Optional Error Flag; EN and Fixed Vo or ADJ Common Pin,
Vref 0.8V
2.5V~6.0V 3.3V 250uA(Typ) 0.68V - TO-252 TO-252-5 TO-263 TO-263-5
LR3966 * 3A Guaranteed Output Current
* Low Temperature Coefficient
* with OCP,OTP
* Excellent Line/Load Transient
* SENSE Option Improves Load Regulation
2.5V~6.0V 1.8V,3.3V,ADJ 120uA up to 0.58V - SOT-223 TO-252-5 TO-263 TO-263-5
L11830 * 3A Guaranteed Output Current
* 2μA Shutdown Current
* with SCP Fold-back,OCP,OTP
* Low Temperature Coefficient
* Excellent Line/Load Transient
* SENSE Option Improves Load Regulation
2.5V~6.0V 1.5V,1.8V,2.5V,3.3V,5.0V up to 350uA up to 1.0V - TO-263 TO-263-5
L11831A/B/C * Maximum 3A low-dropout voltage regulator
* High accuracy output voltage ±1.5%
* When disable VO pull low resistance
* OCP.OTP
1.4V~5.5V 1.2V,1.5V,1.8V,2.5V,ADJ 0.9mA(Typ) up to 0.35V  - HSOP-8
LR8845 3.0A(Io) LOW DROPOUT LINEAR REGULATOR

* Short Circuit Current Fold-back
* Low Temperature Coefficient
* Current Limiting Protection
* Excellent Line/Load Transient
* SENSE Option Improves Load Regulation
2.5V~6.0V 1.5V~2.5V,ADJ 400uA 1.0V
0.7V
0.45V
70dB SOT-223 TO-252 TO-263 
LXXLD30 3.0A(Io) Low Noise CMOS LDO Voltage Regulator

* Fast Transient Response
* POR(Power-On-Reset) controlling VCNTL and VIN
* With internal Soft-Start
* With Power-OK Output (with a Delay Time)
* For Standby or Suspend Mode: Shutdown
  Vin: 1.1V~3.3V
Vctrl: 3.1V~6.0V
XX: 0.8V to 3.1V,ADJ 2mA(ICNTL) 0.17V (Typ)
0.25V (Max)
- HSOP-8
LXXLD32 3.0A(Io) Ultra Low Dropout (0.23V Typical) Linear Regulator

* Fast Transient Response
* Output Voltage Adjustable through External Resistors
* POR(Power-On-Reset) controlling VCNTL and VIN
* With Power-OK Output (with a Delay Time)
* Shutdown/Enable Control Function
  Vin: 1.2V~3.65V
Vctrl: 3.0V~5.5V
ADJ 1.5mA(ICNTL) 0.26V (Typ)
0.31V (Max)
- HSOP-8
LR5966 5.0A(Io)Low Quiescent Current LDO Voltage Regulator
with Optional EN and Fixed Vo or ADJ Common Pin, Vref 0.8V

* 0.01μA Shutdown Current
* Low Temperature Coefficient
* Current Limiting Protection
* Thermal Shutdown Protection
* Excellent Line/Load Transient
2.5V~6.0V 3.3V 60uA(Typ) 0.65V 45dB TO-252-5
LXXLD50 5.0A(Io) Low Noise CMOS LDO Voltage Regulator

* Fast Transient Response
* Power-On-Reset Monitoring both Supply Voltages ( VCNTL and VIN Pins)
* Power-OK Output with a Delay Time
* Shutdown for Standby or Suspend Mode
* Lead Free Available (RoHS Compliant)
  Vin: 1.1V~3.3V
Vctrl: 3.1V~6.0V
XX: 0.8V to 3.1V,ADJ 8mA(ICNTL) 0.20V (Typ)
 0.25V (Max)
- HSOP-8
LXXLD70 7.0A(Io) Low Noise CMOS LDO Voltage Regulator

* Fast Transient Response
* Output Voltage Adjustable through External Resistors
* POR (Power-On-Reset) controlling VCNTL and VIN
* With Power-OK Output (with a Delay Time)
* For Standby or Suspend Mode: Shutdown
  Vin: 1.0V~3.5V
Vctrl: 4.5V~6.0V
XX: 0.8V to 3.1V,ADJ 2mA(ICNTL) 0.11V (Typ)
0.14V (Max)
- HSOP-8
*: Under  Development
Low Quiescent current High Voltage CMOS Regulator   
Part No. Features VIN(Range) VOUT IQ(Max) VD(Max)(V) PSRR(Typ) Package
UT10XX 30mA(Io) Low Quiescent Current LDO Voltage Regulator

* Low power consumption
* Low voltage dropout
* Low temperature coefficient
* Wide operating voltage (12V Max.)
1.86V~12.0V 1.8V,2.0V,2.5V,2.7V,2.8V,3.0V, 3.3V,3.6V,4.4V,4.5V,5.0V,7.0V 6uA 0.06V(Typ) - SOT-89 TO-92
UT71XX 30mA(Io) Low Quiescent Current LDO Voltage Regulator

* Accurate output voltage range (±2.4%)
* Low power consumption
* Low voltage dropout
* Low temperature coefficient
* Wide operating voltage (24V Max.)
1.56V~24.0V 1.5V,1.8V,2.0V,2.5V,2.7V,
2.8V, 3.0V, 3.3V, 3.6V,
4.4V,4.5V,5.0V, 7.0V
6uA 0.06V(Typ) - SOT-89 TO-92 SOT-25
LR1012 50mA(Io) Low Quiescent Current LDO Voltage Regulator

* Operating current: Max. 1.8μA (3.0V)
* Output voltage: 2.0 ~ 6.0V, as 0.1V step
* ±2.0% output voltage accuracy
3.0V~18.0V 2.0V~2.4V
2.5V~2.9V
3.0V~3.4V
3.5V~3.9V
4.0V~4.4V
4.5V~4.9V
5.0V~5.4V
5.5V~6.0V
1.6uA 0.95V
0.68V
0.41V
0.35V
0.30V
0.27V
0.25V
0.23V
- SOT-23 SOT-25 SOT-89
UT7500 100mA(Io) Low Quiescent current LDO Voltage Regulator

* Very Low Power Consumption
* Very Low Voltage Drop
* Very Low Temperature Coefficient
* Tolerance ±3%
2.0V~24.0V 1.8V,3.0V,3.3V,
3.6V,4.0V,5.0V,
20uA 0.1V(Typ) - SOT-89 TO-92
UC5205* 150mA(Io) Low Noise LDO Regulator 2.5V~16.0V 2.5V~5.0V,ADJ 1.9mA 0.275V 75 dB SOT-25
UT73XX* 250mA(Io) Low Quiescent current LDO Voltage Regulator 2.8V~12.0V 1.8V,2.5V,2.7V,3.0V,3.3V,
3.5V, 5.0V
8uA 0.06V(Typ) - SOT-89 TO-92 
*: Under  Development
Dual Output LDO Regulator TOP
Part No. Features VIN(Range) VOUT IQ(Max) VD(Max)(V) PSRR(Typ) Package
LR2XXYY* 0.1A(Io) Dual Output LDO Voltage Regulator 1.5V~6.0V Voch1=XX, 0.8V~5.0V
Voch2=YY, 0.8V~5.0V
4.5uA 0.15V 70 dB SOT-26
LR3XXYYB 0.15A(Io) Dual Output LDO Voltage Regulator

* Standby mode: Typ. 0.1μA
* High ripple rejection
* Low temperature-drift coefficient of output voltage
* Excellent line regulation
* High output voltage accuracy
2.0V~6.0V Voch1=XX, 1.2V~3.3V
Voch2=YY, 1.2V~3.3V
120uA 0.35V~0.75V 65 dB SOT-26
LR4XXYY 0.2A(Io) Dual Output LDO Voltage Regulator

* Dual Shutdown Pins Control Each Output
* Current Limiting Protection
* Thermal Shutdown Protection
* Excellent Line/Load Transient
* RoHS Compliant and 100% Lead (Pb)-Free
2.7V~5.5V Voch1=XX, 1.5V~3.3V
Voch2=YY, 1.5V~3.3V
260uA 0.255V(Typ) 62 dB SOT-26
LR5XXYY* 0.3A(Io) Low Noise Dual Output LDO Voltage Regulator 2.5V~5.0V Voch1=XX, 1.5V~3.3V
Voch2=YY, 1.5V~3.3V
65.0uA 0.34V 80 dB SOT-26
LR6XXYY 0.6A(Io) Dual Output Low ESR Cap. Low-Dropout Linear Regulator

* Standby Current:0.1μA (Typ.)
* Accurate±2%
* High PSRR: 65 dB at 1kHz.
* With Short Circuit Protection
* Output ON/OFF Control Function
1.6V~6.0V Voch1=XX, 1.8V~3.3V
Voch2=YY, 1.8V~3.3V
80.0uA 0.56V~0.85V 65 dB HSOP-8
LR7XXYY 0.3A(Io) Dual Output Low Noise CMOS LDO Voltage Regulator

* Standby Current Typ. 0.1μA (each channel)
* Line Regulation Typ. 0.02%/V
* Output Voltage Accuracy ±1.0%
* Built-in Fold Back Protection Circuit Typ. 50mA
* Built-in Auto Discharge Function B Version
2.5V~5.25V Voch1=XX, 1.8V
Voch2=YY, 2.5V~3.3V
- 0.21V~1V 80 dB SOP-8 HSOP-8
LR8XXYY 0.15A(Io) Dual Output LDO Voltage Regulator

* Standby Mode: TYP. 0.1μA (VR1, VR2)
* High Output Voltage Accuracy: ±1.0%
* Low Temperature-Drift Coefficient of Output Voltage:
TYP. ±80ppm/°C
* Excellent Line Regulation: TYP. 0.02%/V
* Built-in Fold Back Protection Circuit TYP. 40mA
5.25V Voch1=X, 1.2V~3.6V
Voch2=Y, 1.2V~3.6V
- 0.21V~0.63V 70 dB SOT-26 DFN1616-6
LR9XXYY 0.3A(Io) SMALL Dual Output LDO Voltage Regulator

* Standby Current: TYP. 0.1μA×2 (VR1&VR2)
* Output Voltage Accuracy: ±1.0%
* Temperature-Drift Coefficient of Output Voltage: TYP. ±80ppm/°C
* Ripple Rejection: TYP. 75dB (f=1kHz)
* Built-in Fold Back Protection Circuit: TYP. 60mA
1.4V~5.25V Voch1=X, 1.2V~3.6V
Voch2=Y, 1.2V~3.6V
50uA 0.22V~0.72V 75 dB SOT-23-6
LR6401 0.3A(Io) DUAL CHANNEL LDO REGULATORS WITH ENABLE FUNCTION

* Standby Current:0.1μA (Typ.)
* Accurate±2%
* High PSRR: 65 dB
* With Short Circuit Protection
* Output ON/OFF Control Function
2.5V~6.0V Voch1=XX, 1.2V~4.0V
Voch2=YY, 1.2V~4.0V
90.0uA 0.75V 65 dB SOT-26 DFN-1820-6
LR9250* 0.3A(Io) Low Noise Dual Output LDO Voltage Regulator 2.5V~6.0V Voch1=XX, 1.5V~3.3V
Voch2=YY, 1.5V~3.3V
65.0uA 0.34~1.0V 80 dB SOP-8
UR10033 1.0A(Io) Dual Output LDO Voltage Regulator

* Output voltage precision of ±2%.
* Output consists of PNP power transistor with low-dropout voltage.
* Built-in over current protection circuit (OCP).
* Built-in thermal shut down circuit (TSD).
* Ideal for hard disk drives applications.
4.0V~16.0V ADJ+3.3V 1.5mA 0.5V 58 dB TO-252-5
UR13318 1.0A(Io) Dual Output LDO Voltage Regulator

*Output Voltage Precision of ±2%.
*Output consists of PNP power transistor with low-dropout voltage.
*Built-in over current protection circuit (OCP).
*Built-in Thermal Shut Down Circuit (TSD).
*Ideal for Hard Disk Drives applications.
3.0V~16.0V 3.3V+1.8V 1.5mA 0.5V 58 dB TO-252-5 TO-263-5
UR13325 1.0A(Io) Dual Output LDO Voltage Regulator

* Output voltage precision of ±2%.
* Output consists of PNP power transistor with low-dropout voltage.
* Built-in over current protection circuit (OCP).
* Built-in thermal shut down circuit (TSD).
* Ideal for hard disk drives applications.
3.0V~16.0V 3.3V+2.5V 2.3mA 0.5V 58 dB TO-252-5
UR15025* 1.0A(Io) Dual Output LDO Voltage Regulator 4.0V~16.0V 5.0V+2.5V 1.5mA 0.5V 58 dB TO-252-5
UR15033 1.0A(Io) Dual Output LDO Voltage Regulator

*Output voltage precision of ±2%.
*Output consists of PNP power transistor with low-dropout
voltage.
*Built-in over current protection circuit (OCP).
*Built-in thermal shut down circuit (TSD).
*Ideal for hard disk drives applications.
4.0V~16.0V 5.0V+3.3V 1.5mA 0.5V 58 dB TO-252-5
*: Under  Development
LDO Regulator Controller IC  TOP
Part No. Features VIN(Range) VOUT IQ(Max) VD(Max)(V) PSRR(Typ) Package
UC621XX 1.0A(Io) Boosting Voltage Regulators

* Highly Accurate : Set-up voltage ±2%
* Low Power Consumption : Typ.50μA
* Output Voltage Temperature Characteristics: Typ. ±100ppm/
* Input Stability : Typ.0.1%/V
4.0V~8.0V 2.0V~6.0V 80.0uA 0.1V(Typ) - SOT-25
LC1111 ULTRA LOW OUTPUT VOLTAGE LINEAR N-FET CONTROLLER

* Power-On-Reset monitoring on VCC
* Fast transient response
* Programmable soft-start
* Enable control function
* Low shutdown current
4.5V~13.5V 11.2V~11.5V(Vcc=12V)
4.7V(Vcc=5V)
1mA  - 50 dB SOT-26
LC1126 ULTRA LOW OUTPUT VOLTAGE LINEAR N-FET CONTROLLER

* Internal soft-start
* Enable control
* Fast transient response
* Under-Voltage short circuit protection
* Power OK output with a delay time
4.5V~5.5V 4.9V~5.0V 0.8mA  - - SOT-26
UM5237 3-TERMINAL ADJUSTABLE REGULATOR

* Wide Input/Output voltage range
* Low Dropout Voltage
* Over current protect
* External circuit can adjust the output voltage
3.5V~30V 1.5V~25V 3.0mA 0.2V(Typ) - SOT-89
*: Under  Development