Automatic Fan Controller circuit
This is automatically fan controller for heatsink. when it hot so the fan controlled to high speed. it use LM334z as temperature sensor that is accurate. […] Read more
LM2575 Simple switcher 1A step down voltage regulator
It is best a fixed regulator IC that high quality than 78xx series IC. It full 1A current output and not heat. Learn it more! Read more
Low Power LED driver circuit with Save energy Switch mode
How to make it light long time or use battery longer than usual. we use this Switch mode LED driver circuit using transistors. and simple circuit below […] Read more
12V Car Audio amplifier circuit 50W
This is a car audio amplifier circuit that has high power over than 50w Using the IC TDA1562Q Philips. Which It uses just 12 volts power supply only. Read more
Automatic NiMH battery charger circuit
The project is the NiMH battery charger circuit on automatically shut off when fully charged. Can charge batteries 1-10 pcs. Depending on the input voltage […] Read more