Posted inPower supply DC converters
USB 5V to 1.5V/ 3V Step Down Converter Circuit
See USB 5V to 1.5V/3V Step Down Converter Circuit using LM317. With this, we can use MP3 players (requires only 1.5V AA battery) with USB(5V).
Posted inDC converters
1.5V to 5V boost converter circuit for microcomputer
Small appliances have microcomputer that requires 5V power supply. Why it can use only 1.5V battery? The 1.5V to 5V boost converter circuit inside them.
Posted inDC converters
Step up converter circuit using TDA2822
No light! because of a low voltage battery. How do you increase the voltage up? You can do many ways. And, I recommend a simple step-up converter circuit using TDA2822.
Posted inDC converters
DC Boost Converter circuit 3-5V to 12V-13.8V
I like the 12V LED. But I have only 3V of batteries. So, No light. When using this circuit, I can get light of the LED at 100 mA. And, an adjustable output voltage.
Posted inPower supply DC converters
12V to 5V converter step down
This is 12v to 5v converter step down as 3A Regulator, Learn More Now!