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Variable Voltage Regulator using 7805 and 741

Variable Voltage Regulator using 7805 and 741

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  •  October 17, 2020
  •  Variable Voltage Regulator using 7805 and 741
  •  Posted by Marcel at 10:46 am
  •  No Responses
  •  Operational Amplifier Circuits
  •  Tagged with: 7805

Variable voltage regulator using 7805 and 741.

Very simple variable voltage regulator with very few components. Output Voltage from 5 to 30 volts

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12 volt Power Supply using 7805 regulator

12 volt Power Supply using 7805 regulator

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  •  December 14, 2019
  •  12 volt Power Supply using 7805 regulator
  •  Posted by Marcel at 10:00 am
  •  No Responses
  •  Circuit diagrams
  •  Tagged with: 7805

12 volt Power Supply using 7805

This 12 volt power supply circuit is simple and useful. Sometimes we need to get 12 VDC, but we only have 5 or 9 volts regulators (7805, 7809).

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