STMicroelectronics LM323 Three-terminal Adjustable Voltage Regulator Datasheet

LM323 is a three-terminal positive voltage regulator with a preset 5V output and a load driving capability of 3A. It features internal current and thermal limiting, low output impedance, minimum input voltage of 7.5V, and maximum power dissipation of 30W.


STMicroelectronics LM323 Three-terminal Adjustable Voltage Regulator Datasheet - cover page
Brand
STMicroelectronics
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
15
File format
PDF
File size
728 KB
Published
10 August, 2012
Updated
28 September, 2023
Model
LM323
MD5 checksum
3EA2B77270FD7F1542FA64B4E2216133

About this manual

The LM323 is a three-terminal positive voltage regulator with a preset 5V output and a load driving capability of 3A. It utilizes new circuit design and processing techniques to provide high output current while maintaining regulation characteristics similar to lower current devices. The device is virtually blowout-proof, incorporating current limiting, power limiting, and thermal shutdown for high reliability.

What's inside

  • Diagram
  • Pin configuration
  • Maximum ratings
  • Electrical characteristics
  • Typical characteristics
  • Typical application
  • Package mechanical data
  • Revision history

Specifications

Output current3 A
Typical output impedance0.01 W
Minimum input voltage7.5 V
Power dissipation30 W
Operating junction temperature0 to 125 °C
Storage temperature range-65 to 150 °C

Frequently asked questions

What is the minimum input voltage required?

The minimum input voltage for the LM323 is 7.5 V.

Does the LM323 have built-in protection features?

Yes, it includes current limiting, power limiting, and thermal shutdown.

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