Hall Effect Switches
Hall Sensor                
Part No. Features Vcc(MIN)(V) Vcc(MAX)(V) ICC(mA) Pole detection  Output Type Operating Temperature() Bop Max (gauss) Brp Min(gauss) Bhys TYP(gauss) Package
UHE4913  Micro Watt Low Power Bipolar CMOS Hall Effect Switch
(High level when no magnetic field is applied)

* Micropower Operation
* 2.4V to 5.5V Battery Operation
* Switching for both poles of magnet
* Offset Canceling Technology
* Superior Temperature Stability
* Extremely Low Switch-Point Drift
* Insensitive to Physical Stress
2.4 5.5 0.02 Omnipolar open-drain -40 to 85 50/ -50 12/ -12 16 SOT-23 SIP-3
UH8100 Micro Watt Low Power CMOS Hall Effect Switch
(Tperiod<100mS, Duty 0.1% Typ.)

* Micro power Operation
* 2.5V to 5.5V Battery Operation
* Offset Canceling Technology
* Superior Temperature Stability
* Extremely Low Switch-Point Drift
* Insensitive to Physical Stress
2.5 5.5 0.01/0.5 Unipolar open-drain -40 to 85 60 10 10 SOT-23
UH8102 Micro Watt Low Power Bipolar CMOS Hall Effect Switch
(Low level when no magnetic field applied)

*Micropower Operation
*2.4V to 5.5V Battery Operation
*Offset Canceling Technology
*Superior Temperature Stability
*Extremely Low Switch-Point Drift
*Insensitive to Physical Stress
2.4 5.5 0.02 Omnipolar open-drain -40 to 85 70 1 10 SIP-3 SOT-23
UH8103 Micro Watt Low Power Bipolar CMOS Hall Effect Switch IC
(Tperiod  60ms Typ., Duty 0.3% Typ.)

*Micropower Operation
*2.5V to 5.5V Battery Operation
*Offset Canceling Technology
*Independent of North or South Pole Magnet
*Superior Temperature Stability
*Extremely Low Switch-Point Drift
2.5 5.5 0.01 Omnipolar open-drain -40 to 85 75/ -75 10/ -10 15 SOT-23 SIP-3
UH8104 Hall Effect Micro Switch IC
(0 magnetic characteristics of output is OFF)

* Micro power operation
* 2.5V to 5.5V battery operation
* Offset Canceling Technology
* Independent of North or South Pole Magnet
* Superior temperature stability
* Extremely Low Switch-Point Drift
2.5 5.5 0.01 Omnipolar open-drain -40 to 85 60/ -60 10/ -10 10 SIP-3 SOT-23
UH8105 Micro Watt Low Power Bipolar CMOS Hall Effect Switch
(High level when no magnetic field applied)

*Micropower operation
*2.5V to 5.0V battery operation
*Offset Canceling Technology
*Independent of North or South Pole Magnet,
*Superior temperature stability
*Extremely Low Switch-Point Drift
2.5 5.5 0.01 Omnipolar push-pull -40 to 85 45/ -45 10/ -10 10 SIP-3 SOT-23
UH8106 CMOS, OMNI-PLOAR, Low Power Hall Sensor    

*Omni-polar magnetic type
*2.2V to 5.5V battery operation
*Offset Canceling Technology
*Independent of North or South Pole Magnet,
*Superior temperature stability
*Extremely Low Switch-Point Drift                                                 
2.5 5.5 0.006 Omnipolar pull-up
open-drain
push-pull
-40 to 85 23/40 5/5 8 SIP-3 SOT-23
UH8108* DIGITAL HALL-EFFECT
SENSOR Ics

* Omnipolar detection (polarity detection for both S and N features
dual outputs)
* Push-pull output does not require external pull-up resistor

2.8 5.5 0.003 Omnipolar push-pull -40 to 85 110/ -110 20/ -20 15 SOT-23
UH8111* CMOS, UNI-POLAR, LOW
POWER HALL SENSOR

* Unipolar detection
* 2.2V to 5.5V battery operation
* Offset Canceling Technology
* Superior temperature stability
* Extremely Low Switch-Point Drift
2.5 5.5 0.006 Unipolar push-pull -40 to 85 45 3 9 SOT-23
UH8118* CMOS, OMNI-POLAR, LOW
POWER HALL SENSOR

* Omni-polar magnetic type
* 2.2V to 5.5V battery operation
* Offset Canceling Technology
* Independent of North or South Pole Magnet,
* Superior temperature stability
* Extremely Low Switch-Point Drift

2.2 5.5 0.006 Omnipolar push-pull -40 to 85 40/65 6/8 5/7 SOT-23
SK1812 Bipolar Latch Type Hall Effect for High Temperature Operation

* Wide supply voltage range of 2.5V to 20V
* Wide temperature operation range of -20~+125
* Alternating magnetic field operation
* TTL and MOS IC are directly drivable by the output
* The life is semipermanent because it employs contactless parts
* SIP-3 and SOT-23 package
2.5 20 6 Bipolar  open-drain -20 to 125 50 -50 100 SIP-3 SOT-23
SK1816 Bipolar Latch Type Hall Effect for High Temperature Operation

* Wide Temperature Operation Range of -30°С ~+125°С
* Alternating Magnetic Field Operation
* Built-in Protection Diode
* TTL and MOS IC are Directly Drivable by the Output
* The life is Semi Permanent because it Employs Contact-Less Parts
* SIP-3 and SOT-23 Package are Available.
- 20 10 Bipolar  open-drain -30 to 125 50 -50 100 SIP-3 SOT-23
SK1816A Bipolar Latch Type Hall Effect for High Temperature Operation (*Built-in Pull-High Resistance)

* Wide Supply Voltage Range of 2.5V to 20V
* Wide Temperature Operation Range of -30°С ~+125°С
* Alternating Magnetic Field Operation
* Built-in Protection Diode
* TTL and MOS IC are Directly Drivable by the Output
* The life is Semi Permanent because it Employs Contact-Less Parts
2.5 20 10 Bipolar  pull-up -30 to 125 50 -50 100 SIP-3 SOT-23 SOT-23-3
SK1901 Low Voltage Hall Effect Switch for High Temperature Operation

* Wide supply voltage range of 2.5V to 20V
* Wide temperature operation range of -20°С~+125°С
* TTL and MOS IC are directly drivable by the output
* The life is semipermanent because it employs contact-less parts
2.5 20 10 Unipolar open-drain -20 to 125 100 10 45 SIP-3 SOT-23 TSOT-23
SK1826 BIPOLAR LATCH TYPE HALL EFFECT FOR HIGH-TEMPERATURE OPERATION
* Wide Supply Voltage Range of 2.5V to 24V
* Wide Temperature Operation Range of -30°С ~+125°С
* Alternating Magnetic Field Operation
* TTL and MOS IC are Directly Drivable by the Output
* The life is Semi Permanent because it Employs Contact-Less Parts
2.5 24 6 Bipolar  open-drain -30 to 125 50 -50 100 SIP-3 SOT-23
UHS49 LINEAR HALL EFFECT
SENSOR
* Low-Noise Output
* 3.0 V ~ 6.5 V Operation
* Magnetically Optimized Package
* Miniature construction
* Linear output for circuit design flexibility
* Wide ambient temperature range: -40°C ~ +85°C
3 6.5 8 Linear - -40 to 85       SIP-3
USS30A* BIPOLAR LATCH TYPE HALL
EFFECT FOR
HIGH-TEMPERATURE
OPERATION

* Wide Temperature Operation Range of -30°С ~ +125°С
* Alternating Magnetic Field Operation
* Built-in Protection Diode
* TTL and MOS IC are Directly Drivable by the Output
* The life is Semi Permanent because it Employs Contact-Less Parts

3.6 28 10 Bipolar  open-drain -30 to 125 110 -110 220 SOT-23
USS40 BIPOLAR LATCH TYPE HALL
EFFECT FOR
HIGH-TEMPERATURE
OPERATION

* Wide Temperature Operation Range of -40°С~+125°С
* Alternating Magnetic Field Operation
* Built-in Protection Diode
* Withstand Voltage 50V
* TTL and MOS IC are Directly Drivable by the Output
* The life is Semi Permanent because it Employs Contact-Less Parts
4.5 24 10 Bipolar  open-drain -40 to 125 70 -70 130 SIP-3
USS40A* BIPOLAR LATCH TYPE HALL
EFFECT FOR
HIGH-TEMPERATURE
OPERATION

* Wide Temperature Operation Range of -30°С ~+125°С
* Alternating Magnetic Field Operation
* Built-in Protection Diode
* TTL and MOS IC are Directly Drivable by the Output
* The life is Semi Permanent because it Employs Contact-Less Parts
3.6 28 10 Bipolar  open-drain -30 to 125 110 -110 220 SIP-3
USS50A* BIPOLAR LATCH TYPE HALL
EFFECT FOR
HIGH-TEMPERATURE
OPERATION

* Wide Temperature Operation Range of -30°С ~ +125°С
* Alternating Magnetic Field Operation
* Built-in Protection Diode
* TTL and MOS IC are Directly Drivable by the Output
* The life is Semi Permanent because it Employs Contact-Less Parts
4.5 28 10 Bipolar  open-drain -30 to 125 110 -110 220 SOT-89
SK8552 Low Voltage Hall effect switch

* Wide supply voltage range of 3V to 20V
* Wide temperature operation range of -20~+125
* TTL and MOS IC are directly drivable by the output
* The life is semipermanent because it employs contactless parts
* Equipped with an output pull-up resistor ( typical 20kΩ)
3 20 5 Omnipolar pull-up -20 to 125 100/ -100 20/ -20 - SIP-3 SOT-25
SK8509 Bipolar Linear Type Hall Effect IC
Sensitivity 1.3mV/Gauss  typical

* Wide Supply Voltage Range of 4V to 7V
* Wide Temperature Operation Range of -20°С ~+85°С
* The Life is Semipermanent because it Employs Contactless Parts
4 7 10 Linear - -20 to 85 - - - SIP-3 SOT-23
U3144 Sensitive Hall-Effect Switches For High-Temperature Operation

* Wide temperature operation range of -20°С ~ +85°С
* Wide supply voltage range of 4.5V to 24V
* TTL and MOS IC are directly drivable by the output
* Reverse Battery Protection
* Activate with Small, Commercially Available Permanent Magnets
* Solid-State Reliability
* SOT-89 package
* Resistant to Physical Stress
4 24 9 Unipolar open-drain -40 to 85 350 50 25 SOT-89
UHS41 Hall Effect Latched Sensor

* wide operating voltage range4.5V~24V
* Wide ambient temperature range: –40°~+125°C
* Bipolar technology
* Open-collector 25mA output
* Reverse battery protection
* Solid-state reliability
* Resistant to physical stress
* Activate with small, commercially available permanent magnets
4.5 24 10 Bipolar  open-drain -40 to 125 70 -70 75 SIP-3 SOT-23
UH495 SOLID STATE SENSORS
MINIATURE RATIOMETRIC
LINEAR

* Low power consumption
* Single current sinking or current sourcing linear output
* Rail-to-rail operation provides more useable signal for higher
accuracy
* Operating temperature range of -40 ~ +150°C
* Responds to either positive or negative gauss
* Quad Hall sensing element for stable output
4.5 10.5 8.7 Linear - -40 to 150       SIP-3
UH4921 Dynamic Differential Hall Effect Sensor IC with Digital Signal Output 
* Digital output signal
* Low cut-off frequency
* High sensitivity
* Symmetrical thresholds
* Reduced power consumption
* AC coupled
* Output protection against electrical disturbances
* Large temperature range
* Large airgap
* Protection against overvoltage
* Protection against reversed polarity
* Two-wire and three-wire configuration possible
* Advanced performance
* South and north pole pre-induction possible
* High piezo resistivity                           
- 24V 15 DYNAMIC DIFFERENTIAL open-drain 150  - - - SIP-4
UH81062* CMOS, OMNI-POLAR, LOW
POWER HALL SENSOR

*Omni-polar magnetic type
*2.2V to 5.5V battery operation
*Offset Canceling Technology
*Independent of North or South Pole Magnet,
*Superior temperature stability
*Extremely Low Switch-Point Drift
2.5 5.5 0.0035/0.06 Omnipolar pull-up
open-drain
push-pull
-40 to 85 23/40 5/5 8 SIP-3 SOT-23
UH81061* CMOS, OMNI-POLAR, LOW
POWER HALL SENSOR

* Omni-polar magnetic type
* 1.7V to 3.6V battery operation
* Offset Canceling Technology
* Independent of North or South Pole Magnet,
* Superior temperature stability
* Extremely Low Switch-Point Drift
1.7 3.6 0.006 Omnipolar pull-up
open-drain
push-pull
-40 to 85 23/40 5/5 8 SIP-3 SOT-23
USS443* TEMPERATURE
COMPENSATION BIPOLAR
HALL EFFECT SENSOR

*Small size package
* High sensitivity and fast response
* Withstand voltage 50V
* TTL and MOS IC are directly drivable by the output
* Reverse Battery Protection
* Sensitivity to temperature compensation
4.5 24 10 Unipolar open-drain -40 to 125 180 150 50 SOT-89
UHC288* HIGH VOLTAGE BUITLT-IN PULL HIGH RES OMNIPOLAR HALL EFFECT SWITCH

* Operation range from 2.5V to 26V * Omni polar, output switches with absolute value of North or South pole from magnet * Reverse bias protection on power supply pin * High Sensitivity for reed switch replacement applications * Low sensitivity drift in crossing of Temp range
2.5 26 5 Omnipolar pull-up -40 to 85 ±85/±110 ±15/±30 20 SIP-3
UHC288C* HIGH VOLTAGE BUITLT-IN PULL HIGH RES OMNIPOLAR HALL EFFECT SWITCH

* Operation range from 2.5V to 26V
* Omni polar, output switches with absolute value of North or South
pole from magnet
* Reverse bias protection on power supply pin
* High Sensitivity for reed switch replacement applications
* Low sensitivity drift in crossing of Temp range
2.5 26 5 Omnipolar pull-up -40 to 85 540/ -540 230/ -230 40 SIP-3
SOT-23
UHC188* SINGLE OUTPUT HALL EFFECT LATCH

* 3.3V~20V DC operation voltage * Temperature compensation * Wide operating voltage range * Open-Drain pre-driver * 25mA maximum sinking output current.
3.3 20 4.5 Bipolar  open-drain -40 to 85 40/60 -5 40 / 70  SOT-23
SIP-3 
UHC177 SINGLE OUTPUT HALL
EFFECT LATCH

* 3.3V~20V DC operation voltage
* Temperature compensation
* Wide operating voltage range
* Open-Drain pre-driver
* 25mA maximum sinking output current.
3.3 20 4.5 Bipolar  open-drain -40 to 85 40/60 -5 40 / 70  SOT-23
SIP-3 
SK1816M Latch Type Hall Effect For High Temperature

* Wide Temperature Operation Range of -30°С ~ +125°С
* Alternating Magnetic Field Operation
* TTL and MOS IC are Directly Drivable by the Output
* The life is Semi Permanent because it Employs Contact-Less Parts
* SIP-3 and SOT-23 Package are Available.
3.6 20 6 Bipolar  open-drain -30 to 125 50/50 -50/-50 100/100 SIP-3/SOT-23
HALL DC Fan Motor Drivers              
Part No. Features Vcc(MIN)(V) Vcc(MAX)(V) Phase IOUT(mA) Operating Temperature() Bop Max (gauss) Brp Min(gauss) Bhys TYP(gauss) Package  
UH211 High Sensitivity Hall Effect Sensor IC with FG Output

* Hall Sensor On-Chip
* Output Zener Diodes to Clamp the Peak Output Voltage
* Frequency Generation Output
* High Output Sinking Capability (nearly to 400mA)
* High Sensitivity Hall Effect Sensor IC: ±65G
3.7 20 Two 500mA -20 to 85 60/90/100 -60/-90/100 120 SIP-4  
UH266 High Sensitivity Complementary Outputs Hall Effect
Latch IC 2 Phase DC Motor Driver IC

* Operating voltage: 4V~28V
* Output current: 400mA(Continuous, 25°C)
* Output protection Zener breakdown Vz=62V(Typ)
* Reverse power protection
4 28 Two 400mA -20 to 85 70/100 -70/-100 80(Typ)/80(Typ) SIP-4  
UH357 Smart Motor Driver with Intergated Hall Sensor

* Soft switching output driver
* Built-in Hall sensor motor driver
* Motor lock protection and automatic restart
* Thermal shutdown protection
* H-Bridge MOS driver
* For 5V or 12V DC motor / FAN systems
4 24 Single 300mA -40 to 85 50 -50 50 SIP-4  
UH457 Smart Motor Driver with Intergrated Hall Sensor

* Soft switching output driver
* Built-in Hall sensor motor driver
* Motor lock protection and automatic restart
* Thermal shutdown protection
* H-Bridge MOS driver
* For 12V or 24V DC motor / FAN systems
4 28 Single 300mA -40 to 85 50 -50 50 SIP-4  
UH288F Complementary Output Hall Effect Fan Driver

* Wide operating voltage range: 4V~28V
* Output sink current up to 0.3A
* On-Chip High sensitivity Hall-effect Sensor
* Thermal Shutdown Protection
* Low Output Switching Current Noise
* -40°C ~ 85°C Operating Temperature
* Rotor-locked shutdown and automatically restart function
* For 12V and 24V DC motor / FAN systems
4 28 Two 300mA -40 to 85 50 -50 60(Typ) SIP-4  
UH288R Complementary Output Hall Effect Fan Driver

* Wide operating voltage range: 4V~28V
* Output sink current up to 0.3A
* On-Chip High sensitivity Hall-effect Sensor
* Thermal Shutdown Protection
* Low Output Switching Current Noise
* -40°C ~ 85°C Operating Temperature
* Rotor-locked shutdown and automatically restart function
* For 12V and 24V DC motor / FAN systems
4 28 Two 300mA -40 to 85 50 -50 60(Typ) SIP-4  
UH447 Smart Motor Driver with Intergrated Hall Sensor

* Soft switching output driver
* Built-in Hall sensor motor driver
* Motor lock protection and automatic restart
* Thermal shutdown protection
* Open drain MOS driver
* For 24V DC motor / FAN systems
4.5 30 Two 500mA -40 to 85 50 -50 50 SIP-4  
UHC1377* COMPLEMENTARY OUTPUT
HALL EFFECT FAN DRIVER

* Built in Hall sensor
* Wide operating voltage range: 3.5V~20V
* Output sink current up to 0.6A
* Built-in protecting diode only for chip reverse power connecting
3.5 20 Two 600mA -40 to 85 50 -50 50(Typ) SIP-4  
UHC1477* HIGH-VOLTAGE FULL-BRIDGE
BRUSHLESS DC HALL MOTOR
DRIVER

* Built in Hall sensor * Rotor-locked restart function * Built in 40V full-wave motor driver * Wide input range 3.3V~36V * Thermal shutdown protection * Excellent temperature stability * Output driver capability up to 450mA
2.3 36 Single 450mA -40 to 125 45 -45 80 SIP-4  
UHC577* 350mA SINGLE PHASE HALL-EFFECT DC FAN DRIVER

* One-chip Solution (Hall Element + Driver)
* Input Voltage Range : 3V~24V
* Low Output Switching Current Noise
 * Built-in VDD To GND reverse voltage protection
* High Sensitivity Hall Sensor BOP(25GS), BRP(-25GS)
 * Thermal Shutdown Protection
 * Temperature Range: -40°C~ +125 °C
3 24 Single 350mA -40 to 125 45 -45 50 SIP-4  
UH255 Smart Motor Driver with Intergrated Hall Sensor

* Soft switching output driver.
* Built-in Hall sensor motor driver.
* Motor lock protection and automatic restart.
* Thermal shutdown protection.
* PWM speed control.
1.8 5.5 Single 500mA -20 to 105 25(Typ) -25(Typ) 50(Typ) SOT-26  
UH200 2-PHASE DC MOTOR DRIVE IC

* Wide power supply range: 2.0V~20V
* Built-in hall sensor/ drivers
* Excellent hysteresis with temperature compensation
* Output sink current up to 0.45A
* Reverse power protection
2 20 Two 450mA -20 to 85 65/80/100 -65/-80/100 130/160/200 SIP-4  
UH210 2-Phase DC Motor Drive IC

* On-chip Hall Sensor
* Wide Operating Power Range: 2.8V~20V
* Excellent Hysteresis Characteristic
* Built-in output driver up to 0.45A
2.8 20 Two 450mA -20 to 100 65/80 -65/-80 130/160 SIP-4  
319 High Sensitivity Hall Effect
Single Phase DC Motor Driver IC

* Operating Voltage Ranges Widely from 3.0V to 20V
* 1 Chip Hall Sensor/Drivers
* Output Thermal Shutdown Protect Circuit
* Output Sink Current up to 300Ma
3 20 Single 300mA 0 to 85 45/65/90 -45/-65/-90 - SIP-4  
UH276 Complementary Outputs Hall Effect Latch IC

* Widen Power Supply range from 3V ~ 20V.
* On-chip Hall sensor with excellent hysteresis.
* Open Collector outputs had the sinking capability up to 400mA.
* Output Clamping Diodes reduce the peak output voltages during
switching.
* Build-in reverse protection diode.
3 20 Two 400mA -20 to 85 50/70/100 -50/-70/-100 100/140/200 SIP-4  
UH277 High Sensitivity Complementary Outputs Hall Effect
Latch IC 2 Phase DC Motor Driver IC

* Widen Power Supply range from 3V ~ 20V.
* On-chip Hall sensor with excellent hysteresis.
* Open Collector outputs had the sinking capability up to 300mA.
* Output Clamping Diodes reduce the peak output voltages during
switching.
* Build-in reverse protection diode.
3 20 Two 300mA -20 to 85 50/70/100 -50/-70/-100 100/140/200 SIP-4  
UH477 Single Phase DC Motor Drive IC

* Operating Voltage Ranges Widely from 3.0V to 30V
* 1 Chip Hall Sensor/Drivers
* Output Thermal Shutdown Protect Circuit
* Output Sink Current up to 300mA
3 20 Single 300mA 0 to 85 45/65/90 -45/-65/-90 - SIP-4  
UH378 High Sensitivity Complementary Outputs Hall Effect Latch IC 2 Phase low current Pre-Driver IC

* Widen Power Supply range from 3V ~ 20V.
* On-chip Hall sensor with excellent hysteresis.
* Build-in reverse protection diode.
* TTL and MOS IC are directly drivable by the output
* The life is semi permanent because it employs contact-less parts
3.6 20 Two 20mA -20 to 85 50/70/100 -50/-70/-100 100/140/200 SIP-4  
H1277 High Sensitivity Hall Effect Sensor IC with
FG Output

* Hall Sensor On-Chip
* Output Zener Diodes to Clamp the Peak Output Voltage
* Frequency Generation Output
* High Output Sinking Capability (nearly to 400mA)
* High Sensitivity Hall Effect Sensor IC: ±65G
3.6 20 Two 500mA -20 to 85 60/90/110 -60/-90/-110 120/180/220 SIP-4  
UHC477* BRUSHLESS DC MOTOR
DRIVER WITH INTEGRATED
HALL SENSOR

* Built in Hall sensor
* Built in 20V full-wave motor driver
* Wide input range 3V~20V
* Thermal shutdown protection
* Excellent temperature stability
* Output driver capability up to 300mA
3 20 Single 300mA -40 to 85 45 -45 50 SIP-4
UHC479* SINGLE PHASE HALL EFFECT
FAN DRIVER WITH REVERSE
BATTERY PROTECTION

* On-Chip High sensitivity Hall-effect Sensor
* H-Bridge Output Drivers for Single Coil
* Operating Voltage: 3.5V~20V
* Thermal Shutdown Protection
* Low Output Switching Current Noise
3.5 20 Single 400mA -40 to 85 50 -50 50 SIP-4