HH004F is a low power integrated boost converter IC in a TO-92 package, look exactly like a small transistor. Though it's quite a uncommon and undocumented IC, but you may […]
Reference Design - High power adjustable LED driver with MAX16835
MAX16835 is a current regulated high power LED driver. It can take a wide range of input voltage, also supports dimming via a PWM signal. This IC is designed and […]
220V LED circuit - AC mains powered LED driver
Efficient LED driving is tricky, you've to take care of both LED voltage and current. Here is a transformer less 220V LED circuit, not very efficient, but very simple and […]
1 watt LED driver circuit 1.5V input, Modified Joule thief
Here a simple 1 watt LED driver circuit based on a modified joule thief design, runs on a 1.5V single AA or AAA cell. I got the concept of this […]
1W to 5W led driver circuit with 12V input
This led driver circuit explains how you can power up 0.5W to 5W LED strips directly from a 12V lead-acid battery without wasting much power or blowing up the LEDs. […]
Cheapest High power LED driver circuit diagram
If you're looking for a simple high power LED driver circuit, then it's here. Driving a high power LED is not that easy. First you've to apply proper voltage to get the […]