UZ1085

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

4 of 7

www.unisonic.com.tw

QW-R102-013.J



ELECTRICAL CHARACTERISTICS (TA=25°C, COUT=22μF, unless otherwise specified.)

For UZ1085-xx (Fixed Voltage)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX UNIT

Output Voltage

UZ1085-15

VOUT

3.0V≤VIN≤8.5V, 10mA≤IOUT≤3A

1.470

1.5

1.530

V

UZ1085-18

3.3V≤VIN≤8.8V, 10mA≤IOUT≤3A

1.764

1.8

1.830

V

UZ1085-25

4.0V≤VIN≤9.5V, 10mA≤IOUT≤3A

2.450

2.5

2.550

V

UZ1085-33

4.8V≤VIN≤10.3V, 10mA≤IOUT≤3A

3.234

3.3

3.366

V

UZ1085-50

6.5V≤VIN≤12V, 10mA≤IOUT≤3A

4.900

5.0

5.100

V

Line Regulation

△

VOUT (VOUT +1.5V) ≤VIN≤12V,IOUT=10mA

0.005

0.2

%

Load Regulation

△

VOUT (VIN – VOUT)=3V, 10mA≦IOUT≤3A

0.05

0.5

%

Dropout Voltage

VD

△

VREF%=1%, lOUT=3A

1.30

1.40

V

Current Limit

ILIMIT

(VIN-VOUT)=2V

3.1

4

A

Minimum Load Current

IO(MIN)

1.5V≤ (VIN-VOUT) ≤12V

10

mA

Quiescent Current

IQ

VIN=12V

4

13

mA

Ripple Rejection

RR

f=120Hz, Tantalum, (VIN -VOUT)=3V,IOUT=3A

60

72

dB

Thermal Regulation

TA=25°C,30ms pulse

0.004

0.02

%/W

Temperature Stability

△

VOUT TA=125°C, 1000hr

0.5

%

Long-Term Stability

△

VOUT

0.03

1.0

%

Output Noise(% of VOUT)

eN

TA=25°C,10Hz≤f≤10kHz

0.003

%

Thermal shutdown

150

°C