Homesupply

9 VDC Regulated Power Supply

https://www.electronics-lab.com/9-vdc-regulated-power-supply/

Tiny low current 9 VDC Regulated Power supply designed around bipolar transistor and zener diode. The circuit is known as series voltage regulator or emitter follower voltage regulator. The unregulated supply fed to input and the circuit regulate the voltage and provide constant 9V DC, 250mA. The zener diode provides the reference voltage to the […]

1.3V – 15.5V @ 2 Amps Power Supply

https://www.electronics-lab.com/1-3v-15-5v-2-amps-power-supply/

Here is a low cost and easy to build power supply based on a some Chinese DC-DC converter modules: This is a small size power supply with low cost and easy to make that only taking about 5 more hours. I was very happy with it and would share with you. Power Supply Specifications Input: […]

Portable Adjustable Mini Power supply

https://www.electronics-lab.com/portable-adjustable-mini-power-supply/

Mixed Output @ instructables.com has build a nice power supply by combining different power modules. As most of my project involve electronics of some sort, having a good power supply is essential to be able to meet the demand of different power requirements. So I built me a bench-top power supply from an old ATX power […]