English
Language : 

UR3325 Datasheet, PDF (3/6 Pages) Unisonic Technologies – LINEAR INTEGRATED CIRCUIT
UTC UR3325 LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS (Ta=25℃)
PARAMETER
SYMBOL
Supply Voltage
Vcc
Power dissipation
PD
Operating temperature range
Topr
Storage temperature range
Tstg
Junction temperature
Tj
* PD derated at 8mW/℃ for temperatures above Ta=25℃
RATINGS
18
1000*
-40 ~ +85
-55 ~ +150
150
UNIT
V
mW
°C
°C
°C
OPERATING RATINGS(Ta=25℃)
PARAMETER
Input Voltage
3.3V Output current
2.5V Output current
SYMBOL
Vcc
Io1
Io2
MIN
MAX
UNIT
3.0
16.0
V
1
A
1
A
ELECTRICAL CHARACTERISTICS
(Refer to the test circuit, Ta=25℃, VCC=5V unless otherwise specified.)
PARAMETER
SYMBOL TEST CONDITIONS
Bias Current
IB
Io1=0mA, Io2=0mA
3.3V Output
Output Voltage 1
Dropout Voltage 1
Vo1 Io1=500mA
△VD1 Io1=500mA, Vcc=3.135V
Peak Output Current 1
Io1
Ripple Rejection 1
Line Regulation 1
R.R.1
△VLINE1
f=120Hz, ein=1Vrms
Io1=200mA
Vcc=4V ~ 16V, Io1=500mA
Load Regulation 1
△VLOAD1 Io1=0mA ~ 1A
Temperature Coefficient of Output
Io1=5mA, TJ=0 ~ 125℃
Voltage 1*
TCVO1
Short circuit Output Current 1
IOS1 Vcc=16V
2.5V Output
Output Voltage 2
Vo2 Io2=500mA
Peak Output Current 2
Io2
Ripple Rejection 2
Line Regulation 2
Load Regulation 2
Temperature Coefficient of Output
Voltage 2*
R.R.2
△VLINE2
△VLOAD2
TCVO2
f=120Hz, ein=1Vrms
Io2=200mA
Vcc=4V ~ 16V, Io2=500mA
Io2=0mA ~ 1A
Io2=5mA, TJ=0 ~ 125℃
Short circuit Output Current 2
IOS2 Vcc=16V
* Design Guarantee. (Outgoing inspection is not done on all products.)
○ This product is not designed for protection against radioactive rays.
MIN TYP MAX UNIT
0.8
1.5
mA
3.234 3.30 3.366
0.25 0.5
1.0
1.7
50
58
5
30
30
75
±0.01
270
V
V
A
dB
mV
mV
%/℃
mA
2.450 2.50 2.550
1.0
1.7
50
58
5
30
30
75
±0.01
270
V
A
dB
mV
mV
%/℃
mA
Note: All characteristic are measured with a capacity across the input (0.33μF) and the output (22μF).
Measurement is done at TA≒TJ, and variations in the parameter of all measurement (except for Temperature
Coefficient of Output Voltage)caused by temperature change are not considered.
UTC UNISONIC TECHNOLOGIES CO., LTD. 3
QW-R102-017,C