This simple variable power supply using a 2N3055 transistor, a 5k potentiometer, and one 2.2 ohm resistor is an easy to build and cheap solution for electronic hobbyists. This power supply can be used for various applications that require different voltage and current levels.
Tag: variable lab bench power supply
Variable Power supply 0v-60v IRFP250N Mosfet
This type of power supply allows you to adjust the voltage and current output to fit the specific requirements of your project, making it a versatile and cost-effective solution for all your electronic needs. This is a very easy-to-build project without features like overload protection and short circuit protection or safety while powering up your devices.
12V Battery Charger Auto-cut-off Homemade
In this video I have made a 12V Battery Charger Auto-cut-off. It can charge batteries up to 60Ah. I have made this charger auto cutoff using very simple component. I hope this video will be helpful to you. To get started, you’ll need a transformer with a voltage rating between 12-15 volts, as well as some diodes and capacitors to create the rectifier circuit.
Universal Battery Charger DIY 4V-18V Homemade
In this video I have made an universal charger which can charge batteries from 4v upto 18v hope you will enjoy this video. Gerber files circuit diagram is given below please like share and subscribe.
Adjustable Power Supply DIY Battery Charger
Here is a powerful Adjustable Power Supply DIY of 0-30 volts and 10 amperes. A pair of 2n3055 transistors is used with bd139 and lm317 to control voltage and amperes. I hope you will like this video.