LM317

LM317 3-Terminal Positive Adjustable Regulator

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LM317 3-Terminal Positive Adjustable Regulator

March 2000 Revised June 2005

LM317 3-Terminal Positive Adjustable Regulator
General Description
This monolithic integrated circuit is an adjustable 3-terminal positive voltage regulator designed to supply more than 1.5A of load current with an output voltage adjustable over a 1.2 to 37V. It employs internal current limiting, thermal shut-down and safe area compensation.

Features
s Output Current In Excess of 1.5A s Output Adjustable Between 1.2V and 37V s Internal Thermal Overload Protection s Internal Short Circuit Current Limiting s Output Transistor Safe Operating Area Compensation s TO-220 Package s D2 PAK Package

Ordering Code:
Product Number LM317T LM317D2TXM Package TO-220 D2 PAK Operating Temperature 0qC to 125qC 0qC to 125qC

Connection Diagrams

Internal Block Diagram

2005 Fairchild Semiconductor Corporation

DS400281

www.fairchildsemi.com