78LXXG-S08-R datasheet(6/9 Pages) UTC

Part #	78LXXG-S08-R

Description	3-TERMINAL 0.1A POSITIVE VOLTAGE REGULATOR

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Manufacturer	UTC [Unisonic Technologies]

Direct Link	http://www.utc-ic.com

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6 / 9 page

78LXX

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

6 of 9

www.unisonic.com.tw

QW-R101-001,K

ELECTRICAL CHARACTERISTICS (Cont.)

For UTC78L24

(VIN=33V,IOUT=40mA, 0°C<TJ<150°C, C1=0.33μF,Co=0.1μF,unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

TJ=25°C

23.04 24.0

24.96

V

27V≤VIN≤38V,IOUT=1mA-40mA

22.8

25.2

V

Output Voltage

VOUT

27V≤VIN≤VMAX, IOUT=1mA-70mA

22.8

25.2 V(note 2)

TJ=25°C,IOUT=1mA-100mA

40

200

mV

Load Regulation

△

VOUT

TJ=25°C,IOUT=1mA-40mA

20

100

mV

27V≤VIN≤38V,TJ=25°C

160

300

mV

Line Regulation

△

VOUT

28V≤VIN≤38V,TJ=25°C

150

250

mV

Quiescent Current

IQ

VIN=33V,IOUT=0mA,TJ=25°C

2.2

6.0

mA

27V≤VIN≤38V

1.5

mA

Quiescent Current Change

ΔIQ

1mA≤VIN≤40mA

0.1

mA

Output Noise Voltage

eN

10Hz≤f≤100kHz

200

μV

Temperature Coefficient of VOUT

ΔVO/ΔT IOUT=5mA

-2.0

mV/

°C

Ripple Rejection

RR

27V≤VIN≤38V,f=120Hz,TJ=25°C

34

45

dB

Dropout Voltage

VD

TJ=25°C

1.7

V

Note 1.The Maximum steady state usable output current is dependent on input voltage, heat sinking, lead length of

the package and copper pattern of PCB.

2.Power dissipation<0.5W

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