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
DC converters
Simple 12V transistor switching power supply
Can we build the switching dc power supply circuit with 2 transistor? This may be a good choice for you. Read more
7 ideas of 555 DC boost converter circuit
I would suggest the IC-555 DC boost converter circuits is a key equipment that it is popular and easy to uses so can be used in many circuits. Read more
Most DC to DC Converter Step Up Voltage Circuits using LT1073
Suppose, you want to use the 5Vdc power supply levels up to 100mA, But there is only one single AA 1.5V battery. This working we need to use The DC to DC converter step up voltage. but will choose which is better circuit well, to create simple and small. I try to was looking on … Read more
Small 3V, 1.5V to 9V step up dc converter using TL496
If you have batteries is 1.5V or 3V, but need voltage 9V. This DC converter, can help you, This is 1.5v to 9v step up dc converter circuit using TL496 Read more