National semiconductor LM117HV/LM317HV 3-Terminal Adjustable Regulator handbook

LM117/LM317A/LM317 3-Terminal Adjustable Regulator General Description


National semiconductor LM117HV/LM317HV 3-Terminal Adjustable Regulator handbook - cover page
Brand
National Semiconductor
Document type
Datasheet
Language
English
Pages
25
File format
PDF
File size
737 KB
Published
03 July, 2012
Updated
30 September, 2023
MD5 checksum
CF9650725DE40A8A86F716B70EE68294

About this manual

This document provides a general description of the LM117 series of adjustable 3-terminal positive voltage regulators. These devices are capable of supplying in excess of 1.5A over an output range of 1.2V to 37V. They feature full overload protection, including current limit, thermal overload protection, and safe area protection.

What's inside

  • General Description
  • Features
  • Typical Applications
  • Connection Diagrams
  • Ordering Information
  • Absolute Maximum Ratings
  • Electrical Characteristics

Specifications

Output Current (LM117)In excess of 1.5A
Output Voltage Range1.2V to 37V
Line Regulation (LM317A)0.01%/V
Ripple Rejection Ratio80 dB
Operating Temperature Range (K Package)-55°C to +150°C

Frequently asked questions

What is the minimum output voltage?

The adjustable output can be set down to 1.2V.

Does the device have short-circuit protection?

Yes, the output is protected against short circuits.

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