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Power supply

How 741 Op-Amp Power supply Circuit works

Last Updated on: March 25, 2025 by Apichet Garaipoom
How 741 Op Amp Power supply Circuit work

Though very ancient, it still is many useful. Read more

Categories Power supply Tags 2N3055, IC-741, op-amp, Transistor Power Supplies 10 Comments

17+ Simple Variable power supply circuit

Last Updated on: March 6, 2025 by Apichet Garaipoom
Simple Variable power supply circuit 0-30V 2A

This is simple variable power supply circuit 0-30V 2A using transistors basic circuits for beginner can builds easy with a few parts looks circuit 2 ….. Read more

Categories Power supply, Variable Supply Tags 0-30V power supply 38 Comments

What is a Switching Power Supply?

Last Updated on: March 20, 2025 by Apichet Garaipoom
What is switching power supply how does it work

A switching power supply offers a higher efficiency and smaller size compared to a linear power supply. Learn how it works and more here. Read more

Categories Switching Mode Leave a comment

LM317 Voltage Regulator: Pinout, Calculator, and Circuits

Last Updated on: June 15, 2025 by Apichet Garaipoom
LM317 voltage regulator: Pinout, CALCULATOR and circuits

When we build variable DC power supply,output 1A and adjust up to about 30V. Most use LM317, because high-efficiency, easy to apply and cheaper[…] Read more

Categories Basic Electronics, LM317, Variable Supply 15 Comments

0-50V 3A Variable power supply circuit

Last Updated on: March 19, 2025 by Apichet Garaipoom
0-50V 3A Variable power supply

Let’s build 0-50V Variable power supply circuit, 3A. can adjust output 0V to 50V with overcurrent protection at 3 A. Easy Linear supply. Read more

Categories Power supply, Variable Supply Tags LM723 94 Comments
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