LM7818T 查看數據表（PDF） - HTC Korea

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LM7818T

FIXED VOLTAGE REGULATOR

HTC Korea 

FIXED VOLTAGE REGULATOR

LM7815

LM7815 ELECTRICAL CHARACTERISTICS

(Refer to test circuit, TMIN<TJ<TMAX, Io=500㎃, VI=23V, CI=0.33㎌, Co=0.1㎌, unless otherwise specified)

Characteristic

Symbol

Test condition

TJ=25℃

Output Voltage

Vo

5.0㎃≤Io≤1.0A, PD≤15W

VI=17.5V to 30V

Line Regulation

△Vo TJ=25℃ VI=17.5V to 30V

VI=20V to 26V

Load Regulation

△Vo TJ=25℃ Io=5㎃ to 1.5A

Io=250㎃ to 750㎃

Quiescent Current

IQ

TJ=25℃

Io=5㎃ to 1A

Quiescent Current Change △IQ

VI=17.5V to 30V

VI=18.5V to 30V

Output Voltage Drift

△Vo/△T

Io=5㎃

Output Noise Voltage

VN

f=10Hz to 100Khz, TA=25℃

Ripple

RR

f=120Hz

Rejection

VI=18.5V to 28.5V

Dropout Voltage

VD

Io=1A, TJ=25℃

Peak Current

IPK

TJ=25℃

Output Resistance

Ro

f=1KHz

Short Circuit Current

ISC

VI=35V, TA=25℃

Min.

14.4

14.25

54

Typ.

15

15.0

11

3

12

4

5.2

-1

90

70

2

2.2

19

250

Max. Unit

15.6

15.75

V

300

㎷

150

300

㎷

150

8

㎃

0.5

1.0

㎃

㎷/℃

㎶

㏈

V

A

㏁

㎃

Notes

* TMIN<TJ<TMAX

LM78XX ; TMIN=0℃, TMAX=125℃

* Load and line regulation are specified at constant junction temperature. Changes in Vo due to

heating effects must be taken into account separately. Pulse testing with low duty is used.

HTC

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