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LM317 application circuit

  • 2013-09-22
  • 23KB
  • Points it Requires : 1

lm317 application circuit, 1, 2 pins between the 1.25V voltage reference. To ensure the output performance of the voltage regulator, R1 should be less than 240 ohms. Changing the resistance of R2 can adjust the voltage value. D1, D2 are used to protect Uo = (1 + R2 / R1) * 1.25

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