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…

55 years ago

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)…

55 years ago

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…

55 years ago

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,…

55 years ago

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…

55 years ago

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.…

55 years ago

Solid State Relay

This is the circuit diagram of solid state relay. In reality, it is not a relay after all. There's no…

55 years ago

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…

55 years ago

Automatic 9V Battery Charger

This is the scheme diagram of automatic 9V battery charger circuit, the parts list provided below the schematic image. The…

55 years ago

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…

55 years ago