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UR5516 Datasheet, PDF (5/9 Pages) Unisonic Technologies – 3A BUS TERMINATION REGULATOR
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UR5516
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(TJ=25°C,VCNTL=3.3V,VIN=2.5V/1.8V,VREF=0.5VIN,unless
otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX
Output Voltage
System Accuracy
VOUT IOUT=0A
VREF
Over temperature, VOUT offset, and load -20
20
regulation
Offset Voltage (VOUT–VREF)
Load Regulation 
VO(OFF)
ƤVOUT
IOUT=+10mA
IOUT=-10mA
IOUT=+10mA ~ +3A
IOUT= -10mA ~ -3A
-15 -8
6 14
-8 -3
1
6
Sourcing Current (VIN=2.5V)
TJ=25°C +3.3
TJ=125°C
+3.6
+3.1
Current Limit
ILIMIT
Sinking Current (VIN=2.5V)
Sourcing Current (VIN=1.8V)
TJ=25°C
TJ=125°C
TJ=25°C
TJ=125°C
-3.3
+2.9
-3.6
-3.1
+3.2
+2.6
Sinking Current (VIN=1.8V)
TJ=25°C -2.9 -3.2
TJ=125°C
-2.6
Thermal Shutdown Temperature TSHDN Rising TJ
183
Thermal Shutdown Hysteresis
THYS
42
VCNTL Supply Current
VREF Bias Current (The current
flows out of VREF)
ICNTL
IBIAS
IOUT=0A
IOUT=±3A (Normal Operation)
VREF=GND (Shutdown)
VREF=1.25V/0.9V (Normal Operation)
VREF=GND (Shutdown)
1
2
3
50 110
2.0
200 500
20 40
Shutdown Threshold Voltage
VSHDN
0.2 0.35 0.65
UNIT
V
mV
mV
mV
A
°C
°C
mA
nA
µA
V
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 9
QW-R101-015,B
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