DDR Termination Regulator  
DDR Bus Termination Regulator (1.5A~3.0A)
Part No. Features VIN(Range)(V) VCNTL(Range)(V) VREF(Typ) IOUT(A) Package
UR5595 1.5A for DDR-I; DDR-II; SSTL-2 ; SSTL-3 and HSTL Termination 2.2V~5.5V - 0.9V or 1.25V 1.5A SOP-8 HSOP-8
UR5596 1.5A for DDR-I; DDR-II; SSTL-2 ; SSTL-3 and HSTL Termination with Shutdown 2.2V~5.5V - 0.9V or 1.25V 1.5A SOP-8 HSOP-8
UR5515 1.5A BUS TERMINATION REGULATOR 1.6V~6V 6V 0.9V or 1.25V 1.5A SOP-8 TO-252-5 TO263-5
UR5512 2.0A for DDR-I; DDR-II; SSTL-2 and SSTL-3 Bus Termination 1.6V~5.5V 3.1V~6.0V 0.85V or 1.75V 2.0A SOP-8 HSOP-8 TO-252-5 
UR6511 2A DDR BUS TERMINATION REGULATOR 1.0V~5.5V 3.0V or 5.5V - 2.0A HSOP-8 SOP-8
UR6512 2.0A for DDR-I; DDR-II; DDR-III; SSTL-2 and SSTL-3 Bus Termination 1.8V~2.5V 3.3V or 5.0V 0.75V or 1.25V 2.0A HSOP-8
UR6516B 2.0A for DDR-I; DDR-II; SSTL-2 and SSTL-3 Bus Termination 1.0V~6.0V 3.15V~6.0V 0.75V;0.9V;1.25V 2.0A SOP-8
UR6515C * DDR1/ DDR2/DDR3 termination voltage applications
* Sink and Source Current
2A Contious Current
* Adjustable output voltage by external resistors
* Integrated power MOS devices
* Suspend to RAM(STR) functionality
* Current Limiting Protection
* Thermal Shutdown Protection
* Cost-effective and easy to use
1.5V~2.5V 3.3V or 5.0V 0.75V;0.9V;1.25V 2.0A HSOP-8
UR5516
(A、B、C)
3.0A for DDR-I; DDR-II; SSTL-2 and SSTL-3 Bus Termination 1.25V and 0.9V Output 1.2V~3.5V 3.1V~6.0V 0.85V or 1.75V 3.0A SOP-8 HSOP-8
TO-252-5 TO-263-5
UR6515A * DDR1/ DDR2 termination voltage applications
* Low output voltage offset within 20mV
* Source and sink 3A peak current
* Adjustable output voltage by external resistors
* Integrated power MOS devices
* Suspend to RAM(STR) functionality
* Current Limiting Protection
* Thermal Shutdown Protection
* Cost-effective and easy to use
1.5V~2.5V 3.0V or 5.0V 0.75V;0.9V;1.25V 3.0A TO-252-5 TO-263-5
UR6515D * DDR1/ DDR2/DDR3 termination voltage applications
* Sink and Source Current
-2A Continues Current
-Peak 3A for DDR1&DDR2
-Peak 2.5A for DDR3
* Low output voltage offset within 20mV
* Source and sink 3A peak current
* Adjustable output voltage by external resistors
* Integrated power MOS devices
* Suspend to RAM(STR) functionality
* Current Limiting Protection
* Thermal Shutdown Protection
1.5V~2.5V 3.3V or 5.0V 0.75V;0.9V;1.25V 3.0A HSOP-8
UR5517 3.0A DDR-I; DDR-II; DDR-III; BUS TERMINATION REGULATOR 1.3V~3.6V 3.0V~ 5.5V 0.75V;0.9V;1.25V 3.0A MSOP-10 HMSOP-8 MSOP-8
HMSOP-10
UR6517 *DDR1/ DDR2/DDR3/DDR4 termination voltage applications
*Sink and Source Current
DDR2 1.8A Sink/Source @ VIN=1.8V
DDR3 1.5A Sink/Source @ VIN=1.5V
LPDDR3 1.2A Sink/Source @ VIN=1.35V
DDR4 1.2A Sink/Source @ VIN=1.2V
*Low output voltage offset within 20mV
*Adjustable output voltage by external resistors
*Integrated power MOS devices
*Suspend to RAM(STR) functionality
*Current Limiting Protection
*Thermal Shutdown Protection
*Cost-effective and easy to use
1.0V~5.5V 5V±5% 0.6V~0.9V ±1.2A~±1.8A HSOP-8
UR5518 3.0A for DDR-I; DDR-II; and DDRIII;SSTL-2 and SSTL-18 Bus Termination 0.25V and 0.9V Output 1.2V~3.6V 3.3V~5.5V 0.9V or 1.25V 3.0A HSOP-8