LM317 データシートの表示（PDF） - Inchange Semiconductor

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LM317

Adjustable Voltage Regulator

Inchange Semiconductor 

INCHANGE Semiconductor

isc Adjustable Voltage Regulator

isc Product Specification

LM317

·ELECTRICAL CHARACTERISTICS

(Vi-Vo=5V,IO=0.5A,IMAX=1.5A,PMAX=20W,unless otherwise specified)

SYMBOL

PARAMETER

CONDITIONS

△VO Line Regulation

Vi -Vo= 3V to 40V;IO=10mA to 1.5A

SVR

Ripple Rejection

Vo= 10V; f= 120Hz, CADJ= 10μF

△VO Load Regulation

IO= 10mA to 1.5A;Vo≤5V ；Tj = 25 oC

IO= 10mA to 1.5A;Vo>5V ；Tj = 25 oC

Io (min) Minimum Load Current Vi - Vo = 40 V

IO (max)

Maximum Load Current

Vi - Vo ≤ 15 V

Vi - Vo = 40 V;Tj = 25 oC

IADJ

Adjustment Pin Current Vi -Vo= 5V ;IO= 500mA

△IADJ

VREF

Adjustment Pin Current Vi -Vo= 2.5V to 40V;IO= 10mA to1.5A

Reference Voltage

Vi -Vo= 3V to 40V ; IO= 10mA to 1.5A,

P≤15W

MIN

TYP. MAX UNIT

0.07 ％/ V

66

dB

25

mV

0.5

%

10

mA

1.5

A

0.15

A

100 μA

5

μA

1.2

1.25 1.3

V

isc website：www.iscsemi.cn

2 isc & iscsemi is registered trademark

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