Download LM317 Datasheet PDF
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LM317 Description

The LM317 is an adjustable three-pin, positive-voltage regulator capable of supplying more than 1.5A over an output voltage range of 1.25V to 37V. The device requires only two external resistors to set the output voltage.

LM317 Key Features

  • Output voltage range
  • Adjustable: 1.25V to 37V
  • Output current: 1.5A
  • Line regulation: 0.01%/V (typ)
  • Load regulation: 0.1% (typ)
  • Internal short-circuit current limiting
  • Thermal overload protection
  • Output safe-area pensation (new chip)
  • PSRR: 80dB at 120Hz for CADJ = 10μF (new chip)
  • Packages