Learn Power supply circuits and projects

1.5V to 5V boost converter circuit for microcomputer

Last Updated on: April 27, 2022 by Apichet Garaipoom

1.5V to 5V boost converter circuit using transistors for microcomputer

Small appliances have microcomputer that requires 5V power supply. Why it can use only 1.5V battery? The 1.5V to 5V boost converter circuit inside them. Read more

Microcontroller | Digital power supply circuit, 5V 3A using LM350 or LM323

Last Updated on: April 15, 2022 by Apichet Garaipoom

5V 3A power supply circuit using LM350 for micro controller

See 5V 3A power supply circuit using LM323K or LM350 or 7805 by helping of the power transistor. For digital load, microcontroller, even raspberry-pi. Read more

Full Wave Precision | Half Wave rectifier circuit using op-amp

Last Updated on: August 9, 2020 by Apichet Garaipoom

Full Wave Precision and Half Wave Rectifier Circuit using op-amp

Learn types of rectifier circuit using op-amp. A diodes cannot rectifier ACV lower mV. But 741 rectifiers can help it, in filters, signal measurements, etc. Read more

12V 5V Dual Power Supply Circuit Diagram 3A max

Last Updated on: July 9, 2022 by Apichet Garaipoom

12V and 5V Dual Power Supply Circuit Diagram at 3A max

This is 5v 12v dual power supply circuit using 2N3055 and Zener diode for 12V then to LM309 or IC-7805 dc regulator IC for 5V output which easy circuit […] Read more

Power Supply for Audio Amplifier , multiple output 12V, 15V, 35V

Last Updated on: July 14, 2022 by Apichet Garaipoom

Your amplifier may sound better than before. Just change the appropriate power supply circuit. Multiple levels of output voltage. For example 15V Dual regulator for pre amplifier. And 38V Dual for main amplifier etc. Read more