07/13/2020

How To Make a Variable Power Supply. 1-25V & 0-10A Voltage & Current Adjustable Power Supply

How to Regulate Amps and Voltage 0 to 10Amp. | 1 to 25Volt.
Voltage current adjustable power supply.
This DC to DC power supply. Can be used with an AC DC transformer or Switch Mode adapter.

MUSTOOL MT8206 2 in 1 Intelligent Digital Oscilloscope Multimeter: https://ban.ggood.vip/RvRx
DANIU PX-988 90W Digital Thermostat Adjustable Iron Soldering: https://ban.ggood.vip/RvRz

Materials:

1 x LM317 Regulator Integrated https://www.banggood.com/custlink/Gv3Gowv8o3

2 x 0.1uF Capacitor: https://www.banggood.com/custlink/v3DGOAqc2e

1 x 5K Potentiometer: https://www.banggood.com/custlink/vmvGaQUWTG

1 x 10K Potentiometer: https://www.banggood.com/custlink/vmvGaQUWTG

1 x 220R Resistor
1 x 1K Resistor: https://www.banggood.com/custlink/vD3vawKig9

1 x 5mm LED : https://www.banggood.com/custlink/KmGDofvZMQ

2 x 0.10R or 0.22R 5W Resistor: https://www.banggood.com/custlink/GD3GoTK9bG

1 x 1000uF 35V Capacitor: https://www.banggood.com/custlink/KD3Kl7GIs5

1 x 5X10 PCB Board https://www.banggood.com/custlink/DvvKjuvZNU

1 x 7806 Regulator http://bit.ly/2kcLclI

1 x 10K NTC : https://www.banggood.com/custlink/KDKmlu3ZkK

1 x 5K Trimpot : https://www.banggood.com/custlink/KDKGo7DiqE

2 x 4cm 6V Fan : https://www.banggood.com/custlink/Dm3DOTv9U9

2 x BD139 Transistor http://bit.ly/2lNS1Lc
2 x TIP3055 Power Transistor http://bit.ly/2kJwdQz
2 x Aluminum Heatsink

Soldering Iron Stand : https://www.banggood.com/custlink/3KmKQmuk85

CORRECTION:  In the video, the diode connected to the capacitor at the circuit output is unnecessary, so I removed it from the circuit diagram. The diode does not need to be used.

 

Fan circuit diagram:

Power Supply and Rectifier Circuit Diagram: