LR1122B datasheet(4/11 Pages) UTC

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LR1122B

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 11

www.unisonic.com.tw

QW-R502-320.B

ABSOLUTE MAXIMUM RATING

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

VIN

6.0

Input Voltage(CE Pin)

VCE

6.0

Output Voltage

VOUT

-0.3~ VIN+0.3

Output Current

IOUT

300

Power Dissipation

420

Junction Temperature

+125

°С

Operating Temperature

TOPR

-40~+85

°С

Storage Temperature

TSTG

-55~+125

°С

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.

ELECTRICAL CHARACTERISTICS

(Ta=25°С, VIN=Set VOUT+1V, IOUT=1mA, CI =CO=1µF, unless otherwise specified)

LR1122B-1.6V

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Output Voltage

VOUT

VIN = Set VOUT+1V

1.587

1.613

Input Voltage (Note)

VIN

5.0

Load Regulation

OUT

ΔI

ΔV

1mA≤IOUT≤150mA

Output Current

IOUT

200

Supply Current

ISS

I OUT=0A

µA

Supply Current (Standby)

IST-BY

VCE=0V

0.1

µA

Short Current Limit

ILIMIT

VOUT=0V

CE Pull-down Current

IPD

0.3

µA

High

VCEH

1.5

CE Input Voltage

Low

VCEL

0.3

Output Noise

BW=10Hz to 100kHz, IOUT =30mA

µVrms

Ripple Rejection

f=1kHz, Ripple 0.2VP-P

VIN=Set VOUT+1V, IOUT=30mA

(In case that V OUT=2.0V, VIN=3V)

Dropout Voltage

I OUT=150mA

0.24

0.38

Line Regulation

OUT

ΔV

Set VOUT+0.5V≤VIN≤5V

0.02

0.10

%/V

Output Voltage Temperature

Coefficient

ΔT

ΔVOUT

-40°С≤TOPR≤85°С

±30

ppm/°С

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