LR1122D datasheet(3/7 Pages) UTC

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LR1122D

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 7

www.unisonic.com.tw

QW-R502-320.N



ABSOLUTE MAXIMUM RATING

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

VIN

Input Voltage(CE Pin)

VCE

8.5

Output Voltage

VOUT

-0.3~ VIN+0.3

Output Current

IOUT

200

SOT-23-5

SOT-25

360

Power Dissipation

SOT-89

530

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)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VOUT > 2.0V

×0.99

×1.01

Output Voltage

VOUT

VIN = Set VOUT+1V

IOUT=30mA

VOUT ≤ 2.0V

-20

+20

Input Voltage

VIN

7.5

Load Regulation

∆VOUT

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)

1.2V≤VOUT＜1.5V

0.90

1.00

1.5V≤VOUT＜1.7V

0.60

0.80

1.7V≤VOUT＜2.0V

0.21

0.36

2.0V≤VOUT＜2.5V

0.17

0.30

2.5V≤VOUT＜2.8V

0.14

0.25

Dropout Voltage

I OUT=150mA

2.8V≤VOUT≤5.0V

0.13

0.23

1.2V≤VOUT≤4.0V, VSET+1V≤VIN≤5V

Line Regulation

OUT

∆V

4.0V<VOUT≤5.0V, VSET+1V≤VIN≤6.5V

0.02

0.30

%/V

Output Voltage Temperature

Coefficient

∆T

∆VOUT

-40°С≤TOPR≤85°С

±30

ppm/°С

Low Output Nch Tr.

ON Resistance

RLOW

VIN=4.0,VCE=0V

Ω

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