In this article we learn to make a simple 12v LED backpack power supply circuit for powering a 36watt LED lamp, which includes appropriately wired integrated sockets for enabling the […]
How Wireless Power Transfer Works
Wireless power transfer is a process in which electrical energy is transferred from one system to another system through electromagnetic waves without using wires or any physical contact. In this […]
Emergency Incubator Heater Circuit with Battery Charger
The post discusses a 12V power supply with battery charger circuit which can be implemented as an uninterruptible emergency heating system for incubator chambers. The idea was requested by Mr. […]
Adjustable 3V, 5V, 6V, 9V,12V,15V Dual Power Supply Circuit
这个的目的paper is to detail a variable dual lab power supply circuit which has an adjustable range from 3V, 5V, 6V, 9V, 12V, and 15V or even […]
Making 3.3V, 5V Voltage Regulator Circuit with Diodes and Transistors
In this post we learn to make 3.3V, 5V voltage regulator circuits from higher voltage sources, such as 12V or a 24V source without ICs. Linear ICs Normally a step […]
How to Modify SMPS for Adjustable Current and Voltage Output
This article discusses a method through which any ready made SMPS can be converted into a variable current smps circuit using a few external jumper links. In one of the […]