Jul 27

DC 4V-9V Adjustable Voltage Regulator

DC 4V-9V Regulator-schematic-diagram

DC 4V-9V Adjustable Voltage Regulator Circuit Schematic Diagram

DC 4V-9V Regulator-circuit

DC 4V-9V Adjustable Voltage Regulator PCB and Layout

 

Parts List

Resistor :

  • R1,R2 …………………………. 2,2K
  • R3 ………………………………. 15K
  • R4 ………………………………. 22K
  • R5 ………………………………. 10K

Variable Resistor :

  • VR1 ………………………………. 2K

Capacitor :

  • C1,C2 ………………….. 2,2uF/25V
  • C3 ………………………. 10uF/10V

Transistor :

  • TR1,TR2,TR3 …………. FCS 9014D
  • TR4 …………………………… BC 140

Diode :

  • D1 ……………………………… ZD 12V