Jul 08

UA78G 10V-15V 3A-6A DC Regulator

10V-15V 3A-6A DC Regulator-schematic-diagram

UA78G 10V-15V 3A-6A DC Regulator Circuit Schematic Diagram

10V-15V 3A-6A DC Regulator-circuit

UA78G 10V-15V 3A-6A DC Regulator Board and Components Layout

Parts List

Resistor :

  • R1,R2,R3 ………………… 2,2K

Variable Resistor :

  • VR1 …………………………… 3K

Capacitor :

  • C1,C2 ……………………… 10uF
  • C3 …………………………. 0,1uF

Transistor :

  • TR1 ……………………. 2N3055

Integrated Circuit :

  • IC1 ………………………. uA78G

 

 

For 3A load :

  • Traformer’s secondary specs: 16V 3A

For 6A load :

  • Traformer’s secondary specs: 18V 6A
  • The transistor  should be 2x 2N3055 in parallel.