Single Chip dual power supply
2021-09-05
message: Hello, I want to know the single IC which can provide Both + V and -V from a single +Vin supply.. I need this for my dual supply opamp.ReplyRead More
Switching Battery Charger with L296
2020-11-15
This is a a circuit from my Power Supplies Section. There may be some documentation errors in my circuits. If you are used to building and troubleshooting circuits then itRead More
100kHz Half Bridge Convertor – SG3525
2020-08-25
This is a SMPS Circuit improved over the Application Note in the book SGS Motion Control Application Manual. This worked well. It helps you learn more about High Frequency PowerRead More
Winding Transformers and Coils
2020-01-13
i would need your help in designing transformers for rechargeable lamps. i really don’t understand what the dots in front a coil stands for. all help (including pictures) would beRead More
Lighting a LED String – Serial Drive
2019-11-16
Hi there, my name is steve. I would like to ask you about the best way or the most efficient way to supply LEDs. there are 36 small LEDs orRead More
Digital 5V Power Supply using L296
2017-04-17
This circuit is derived from an application note of L296, It is a Power Switching Regulator from ST. The advantage of using a switching regulator is that there is notRead More
5V -1A Power Supply using LM2575
2017-03-13
A Power Transistor which is having a drop of 4 Volts across it and passing 3 amps thru it, may dissipate around 12 Watts of Heat, This is the problemRead More
CFL Lamps and Simple Inverter
2016-08-12
Kindly help me make one issue devoted to—— CFL Ballast Circuits—-viz. circuits to drive a 5/7/9 / 11W….upto 18 watts CFL from a 6 volts / 12v DC battery, orRead More
