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| UR13325 Datasheet, PDF (4/8 Pages) Unisonic Technologies – 2 CHANNEL LOW-DROPOUT VOLTAGE REGULATOR | |||
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UR13325
LINEAR INTEGRATED CIRCUIT
 ABSOLUTE MAXIMUM RATINGS (Ta=25â)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VCC
18
V
Power Dissipation
Derating above 25°C
1000
mW
PD
8
mW/°C
Junction Temperature
Operating Temperature
Storage Temperature
TJ
+150
°C
TOPR
-40 ~ +85
°C
TSTG
-55 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
 RECOMMENDED OPERATING RATINGS (Ta=25â)
Input Voltage
3.3V Output current
2.5V Output current
PARAMETER
SYMBOL
MIN
VCC
3.0
Io1
Io2
MAX
16.0
1
1
UNIT
V
A
A
 ELECTRICAL CHARACTERISTICS
(Refer to the test circuit, Ta=25â, VCC=5V unless otherwise specified.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Bias Current
3.3V Output
IBIAS Io1=0mA, Io2=0mA
2.0 2.3 mA
Output Voltage 1
Dropout Voltage 1
Vo1
â³VD1
Io1=500mA
Io1=500mA, VCC =3.135V
3.234 3.30 3.366 V
0.25 0.5 V
Peak Output Current 1
Ripple Rejection 1
Line Regulation 1
Load Regulation 1
Io1
R.R.1
â³VLINE1
â³VLOAD1
f=120Hz, ein=1Vrms
Io1=200mA
VCC =4V ~ 16V, Io1=500mA
Io1=0mA ~ 1A
1.0 1.7
A
50 58
dB
5 30 mV
30 75 mV
Temperature Coefficient of Output
Voltage 1
TCVO1
Io1=5mA, TJ=0 ~ 125â
±0.01
%/â
Short Circuit Output Current 1
IOS1
VCC =16V
600
mA
2.5V Output
Output Voltage 2
Vo2 Io2=500mA
2.450 2.50 2.550 V
Peak Output Current 2
Io2
1.0 1.7
A
Ripple Rejection 2
Line Regulation 2
Load Regulation 2
R.R.2
â³VLINE2
â³VLOAD2
f=120Hz, ein=1Vrms
Io2=200mA
VCC =4V ~ 16V, Io2=500mA
Io2=0mA ~ 1A
50 58
dB
5 30 mV
30 75 mV
Temperature Coefficient of Output
Voltage 2
TCVO2
Io2=5mA, TJ=0 ~ 125â
±0.01
%/â
Short Circuit Output Current 2
IOS2
VCC =16V
450
mA
Note: All characteristic are measured with a capacity across the input (0.33μF) and the output (22μF).
Measurement is done at TAâTJ, and variations in the parameter of all measurement (except for Temperature
Coefficient of Output Voltage) caused by temperature change are not considered.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 8
QW-R102-030.C
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