Power Supply Variable Voltage || DC Step Down || PWM || Dimmer DC || PSU

The variable voltage power supply circuit is very useful for charging various batteries from low to high volts with a 1.25v - 36v volt limit. So it can be used for charging: AA battery AAA battery Battery Box 12V battery 24V battery Etc I hope this tutorial was helpful Don't forget to LIKE & SUBSCRIBE this channel Thank you Greetings Share #charger #power_supply #pwm #dimmer_dc #dc_dc_step_down #step_down #psu #power_supply_variable_voltage