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LM317 Datasheet

Manufacturer: National Semiconductor (now Texas Instruments)
LM317 datasheet preview

Datasheet Details

Part number LM317
Datasheet LM317_NationalSemiconductor.pdf
File Size 926.84 KB
Manufacturer National Semiconductor (now Texas Instruments)
Description 3-Terminal Adjustable Regulator
LM317 page 2 LM317 page 3

LM317 Overview

The LM117 series of adjustable 3-terminal positive voltage regulators is capable of supplying in excess of 1.5A over a 1.2V to 37V output range. They are exceptionally easy to use and require only two external resistors to set the output voltage. Further, both line and load regulation are better than standard fixed regulators.

LM317 Key Features

  • Guaranteed 1% output voltage tolerance (LM317A)
  • Guaranteed max. 0.01%/V line regulation (LM317A)
  • Guaranteed max. 0.3% load regulation (LM117)
  • Guaranteed 1.5A output current
  • Adjustable output down to 1.2V
  • Current limit constant with temperature
  • P+ Product Enhancement tested
  • 80 dB ripple rejection
  • Output is short-circuit protected

LM317 from other manufacturers

See all manufacturers

Brand Logo Part Number Description Other Manufacturers
Inchange Semiconductor Logo LM317 Adjustable Voltage Regulator Inchange Semiconductor
Linear Logo LM317 Positive Voltage Regulator Linear
ON Semiconductor Logo LM317 Positive Voltage Regulator ON Semiconductor
STMicroelectronics Logo LM317 1.2V to 37V adjustable voltage regulators STMicroelectronics
Texas Instruments Logo LM317 3-Terminal Adjustable Regulator Texas Instruments
National Semiconductor (now Texas Instruments) logo - Manufacturer

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