This circuit gives regulated DC power supply from USB port by using zener diode as a…
Category: Power Circuits
power supply circuits
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…
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…