UNISONIC TECHNOLOGIES CO., LTD

LM317

LINEAR INTEGRATED CIRCUIT

www.unisonic.com.tw

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Copyright © 2023 Unisonic Technologies Co., Ltd

QW-R101-009.V

HIGH CURRENT 1.3V TO 37V

ADJUSTABLE VOLTAGE

REGULATOR



DESCRIPTION

The UTC LM317 is an adjustable 3-terminal positive voltage

regulator, designed to supply 1A of output current with voltage

adjustable from 1.3V ~ 37V.



FEATURES

*Output voltage adjustable from 1.3V ~ 37V

*Output current in excess of 1A

*Internal short circuit protection

*Internal over temperature protection

*Output transistor safe area compensation

TO-220

TO-263

1

TO-252

1

TO-220F

1

1

SOT-223

SOP-8

1

TO-263-3

1



ORDERING INFORMATION

Ordering Number

Package

Pin Assignment

Packing

Lead Free

Halogen Free

123456

7

8

LM317K-AA3-R

LM317G-AA3-R

SOT-223

ADJ O

I

-

-

-

-

-

Tape Reel

LM317K-TA3-T

LM317G-TA3-T

TO-220

ADJ O

I

-

-

-

-

-

Tube

LM317K-TF3-T

LM317G-TF3-T

TO-220F

ADJ O

I

-

-

-

-

-

Tube

LM317K-TN3-R

LM317G-TN3-R

TO-252

ADJ O

I

-

-

-

-

-

Tape Reel

LM317K-TQ2-T

LM317G-TQ2-T

TO-263

ADJ O

I

-

-

-

-

-

Tube

LM317K-TQ2-R

LM317G-TQ2-R

TO-263

ADJ O

I

-

-

-

-

-

Tape Reel

LM317K-TQ3-T

LM317G-TQ3-T

TO-263-3 ADJ O

I

-

-

-

-

-

Tube

LM317K-TQ3-R

LM317G-TQ3-R

TO-263-3 ADJ O

I

-

-

-

-

-

Tape Reel

LM317K-S08-R

LM317G-S08-R

SOP-8

I

O

O ADJ NC

O

O

NC

Tape Reel

Note: Pin Assignment: I: VIN

O: VOUT