UNISONIC TECHNOLOGIES CO., LTD

LM317A

LINEAR INTEGRATED CIRCUIT

www.unisonic.com.tw

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Copyright © 2014 Unisonic Technologies Co., Ltd

QW-R101-026.E

MEDIUM CURRENT 1.2V TO

37V ADJUSTABLE VOLTAGE

REGULATOR



DESCRIPTION

The UTC LM317A is an adjustable 3-terminal positive voltage

regulator, designed to supply 1.5A of output current with voltage

adjustable from 1.2V ~ 37V.



FEATURES

* Output voltage adjustable from 1.2V ~ 37V

* Output current in excess of 1.5A

* Internal thermal overload protection

* Internal short circuit current limiting

* Output transistor safe area compensation

TO-263

1

TO-220

1

SOT-223

TO-252

1

TO-220F2

1

1



ORDERING INFORMATION

Ordering Number

Package

Pin Assignment

Packing

Lead Free

Halogen Free

1

2

3

LM317AL-AA3-R

LM317AG-AA3-R

SOT-223

ADJ

O

I

Tape Reel

LM317AL-TA3-T

LM317AG-TA3-T

TO-220

ADJ

O

I

Tube

LM317AL-TF2-T

LM317AG-TF2-T

TO-220F2

ADJ

O

I

Tube

LM317AL-TN3-R

LM317AG-TN3-R

TO-252

ADJ

O

I

Tape Reel

LM317AL-TQ2-R

LM317AG-TQ2-R

TO-263

ADJ

O

I

Tape Reel

LM317AL-TQ2-T

LM317AG-TQ2-T

TO-263

ADJ

O

I

Tube



MARKING

SOT-223

TO-220 / TO-220F2 / TO-252 / TO-263