Power Electronics
5V/10A 50W Offline Switching Power Supply
The following diagram is the 50W offline switching power supply circuit design. The circuit powered by a MOSFET. BUZ80A/IXTP4N8 for…
Safe Constant Current Source
In the above circuit diagram, a CMOS operational amplifier (op-amp) controls the current via a P-Channel HEXFET power transistor (IRF9520)…
3A Switching Voltage Regulator based LM317HV
Above circuit diagram is a easy, simple and cheap switching voltage regulator which has capability to deliver adjustable voltage output…
PNP Boost for Positive Voltage Regulator
This is the positive voltage regulator circuit with PNP Boost transistor: The IC8211 presents the voltage reference and regulator amplifier,…
Low Forward-Drop Rectifier
This is the circuit diagram of low forward-drop rectifier. A TMOS power FET (Q1) and a LM393 comparator provide a…
100W Inverter 12VDC to 220VAC
The following diagram is an inverter circuit which will give you 220V AC 50Hz with maximum power output of 100W.…
Solid State Relay
This is the circuit diagram of solid state relay. In reality, it is not a relay after all. There's no…
12V Lead-Acid Battery Monitor
This easy circuit makes it possible to monitor the charging process to a higher level. Final adjustsments are simple and…
Automatic 9V Battery Charger
This is the scheme diagram of automatic 9V battery charger circuit, the parts list provided below the schematic image. The…
6A / 0-28V Variable Power Supply
The following diagram is the schematic diagram of variable power supply which will deliver 0 to 28V output voltage at…