LM317K datasheet(1/1 Pages) ISC

部件名	LM317K

功能描述	Adjustable Voltage Regulator

PDF	1 Pages

Scroll/Zoom	100%

制造商	ISC [Inchange Semiconductor Company Limited]

网页	http://www.iscsemi.cn

标志

1 / 1 page

Adjustable Voltage Regulator

INCHANGE

LM317K

Features

・With TO-3 package

・1,Adjust 2, Input 3, Output

・Output voltage range :1.2V to 37V

・Output current in excess of 1.5A

Absolute maximum rating

Symbol

Parameter

Value

Unit

Vi -Vo

Input-output voltage differential

40

V

IO

Output current

1.5

A

PD

Power dissipation

Internally limited

W

TOP

Operating junction temperature

0~+125

℃

TSTG

Storage temperature

-65~+125

℃

Electrical characteristics

(Vi -Vo =5V, IO=500mA ,IMAX=1.5A ,PMAX=20W,unless otherwise specified)

Symbol

Parameter

Test conditions

Min

Typ.

Max

Unit

VREF

Reference voltage

Vi -Vo=5V

IO=40mA to 500mA

1.2

1.25

1.3

V

△VO

Line regulation

Vi -Vo=3V to 40V

IO=500mA

0.05

％/ V

△VO

Load regulation

Vi -Vo=5V

IO=10mA to 1.5A

1.0

％

IADJ

Adjustment pin current

Vi -Vo=5V

IO=40mA to 500mA

100

μA

△IADJ

Adjustment pin current

Vi -Vo=3V to 40V

IO=40mA to 500mA

5

μA

△IADJ

Adjustment pin current

Vi -Vo=5V

IO=10mA to 1.5A

5

μA

SVR

Ripple rejection

Vo=10V; IO=500mA;Vi -Vo=5V

f=100Hz, CADJ=10μF

66

dB

类似零件编号 - LM317K

制造商	部件名	数据表	功能描述
STMicroelectronics	LM317K	99Kb / 11P	1.2V TO 37V VOLTAGE REGULATOR Nov-1999
STMicroelectronics	LM317K	1,023Kb / 25P	1.2 V to 37 V adjustable voltage regulators 06-Feb-2008
Seme LAB	LM317K	301Kb / 7P	POSITIVE ADJUSTABLE VOLTAGE REGULATOR
Comset Semiconductor	LM317K	74Kb / 2P	3-Terminal Positive Adjustable Regulators
STMicroelectronics	LM317K	1Mb / 25P	1.2 V to 37 V adjustable voltage regulators 13-Feb-2012

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