LM79XX datasheet(7/8 Pages) ETL

No. de pieza	LM79XX

Descripción Electrónicos	3 TERMINAL 1A NEGATIVE VOLTAGE REGULATOR

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LM79XX

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

7 of 8

www.unisonic.com.tw

QW-R101-007.H



ELECTRICAL CHARACTERISTICS(Cont.)

For UTC LM7924

(VIN=-33V)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Output Voltage

VOUT

TJ=25C -23.04

-24

-24.96

V

VIN=-27V~-38V

IOUT=5mA~1A, PD≦15W

-22.80

-25.20

V

Dropout Voltage

VD

IOUT=1.0A

TJ=25C

2

V

Line Regulation

VOUT

VIN=-27V~-38V

TJ=25C

15

480

mV

VIN=-30V~-36V

TJ=25C

8

240

mV

Load Regulation

VOUT

IOUT=5mA~1A

TJ=25C

15

480

mV

IOUT=250mA~750mA

TJ=25C

5.0

240

mV

Quiescent Current

IQ

TJ=25C

3

6

mA

Quiescent Current Change

IQ

IOUT=5mA~1A

0.05

0.5

mA

VIN =-27V~-38V

0.1

1.0

mA

Output Noise Voltage

eN

f=10Hz~100kHz

TA=25C

400

μV

Output Voltage Drift

VOUT/TIOUT=5mA

-1

mV/

C

Ripple Rejection

RR

VIN =-28V~-38V, f=120Hz

54

60

dB

Peak Current

IPEAK

TJ=25C

2.2

A

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Número de pieza similar - LM79XX

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