Multi voltage regulated dc power supply Archives | ElecCircuit.com

12V and 5V Dual Power Supply Circuit Diagram at 3A max

Many ideas of 12V and 5V Dual Power Supply Circuit Diagram at 3A max

This is 5v 12v dual power supply circuit using 2N3055 and Zener diode for 12V then to LM309 or IC-7805 dc regulator IC for 5V output which easy circuit [...]

June 9, 2020Power supply9 Comments

Best 3A DC power supply adjustable voltage 1.2v to 20V and, 3v, 6v, 9v, 12V using lm317 and 2n3055

Variable Supply Power supply

LM317 2N3055 3A Variable power supply

High quality, 3A adjustable voltage regulator. Using LM317 and 2N3055 so easy and cheap. Adjust voltage in steps 3V, 6V, 9V, 12V. And In fine, 1.25V to 20V.

December 11, 2018Variable Supply, Power supply31 Comments

1.5V, 3V, 4.5V, 5V, 6V, 9V adjustable power supply instead of a battery

LM317 Regulated Power Supply Voltage Select to 1.5V,3V,4.5V,5V,6V,9V 1.5A

This is LM317 voltage selector power supply projects can select output 1.5V,3V,4.5V,5V,6V,9V at 1.5A current. you can use as as battery, so saving.

November 4, 2018Power supply24 Comments

Multi voltage power supply circuit using IC-78xx series

3 Multi voltage power supply circuits

Multi voltage power supply circuit. There is 2 Dual output, The 12V are +12V,-12V, Ground. And also the 5V are +5V, -5V, Ground. All 1A max.

January 19, 2017Power supply3 Comments

Switching Mode Power supply

5 PC power supply circuit for you

A good DC switching power supply circuit form old computer that not used. It has used powerful, durable and works great.

September 3, 2012Switching Mode, Power supply5 Comments