USB based zener diode regulator circuit

This circuit gives regulated DC power supply from USB port by using zener diode as a…

USB power mobile charger circuit

The USB power mobile charger circuit constructed by using zener diode (4.7V/400mW) and switching transistor SL100.…

Simple USB battery charger circuit

By using this circuit we can charge nickel – cadmium battery through USB port available in…

12 volt DC from USB port

USB ports available in computer, laptop provides 5V DC supply through VCC and GND pin. If…

2.7 volt to 5 volt boost converter

            This circuit used to convert 2.7 volt to 5 volt…

Solar power battery charger

       You can use this circuit to charge your SLA battery from the solar…

12V battery level monitor

This circuit contains LM3914 ic, it is also called as dot/bar display driver. It sense magnitude…

AC to DC 5V Regulated Power supply

This circuit is most commonly used in 5Volt DC Regulator, Here IC7805 is used as a…

AC to DC 12V Regulated Power supply

In Many electronic projects output actuators or ouput device needs 12 volt regulated power supply like,…

Simple Regulated DC without Regulator IC

Simple Regulated DC without Regulator IC, Yes here is the Simple Regulated DC supply circuit without…