This Instructable will show you how to built a Constant Current for high power LEDs, using only two components. Sunny Lax. High power LEDs are getting cheaper and cheaper, ho. Circuit diagram of a simple LED driver using the MP3302 LED driver IC. Power Karaoke V 1.14. Basic theory and working. Operates from a single Lithium ion battery. Ai. T Semiconductor Inc. Mosfet Pwm Led Driver' title='Mosfet Pwm Led Driver' />ConstantCurrent 3Ampere PWM Dimmable Buck Regulator LED Driver A6211 Allegro MicroSystems, LLC 2 115 Northeast Cutoff Worcester, Massachusetts 016150036 U. S. A. Piranha LED colour bar. Heres a one off light bar I built using 20 Piranha RGB LEDs and the prototype MOSFET driver board. Style Enhancer 4.0 Serial. Assembled into a 25mm x 50mm x. A7111 5V, 1A, 1. 5MHz, SYNC PSMPWM, STEPDOWN DCDC ID Pass Sign up as a member Forget your password Tel886 2 2696 1202 Fax886 2 2696 1201 Emailsales. Find a product to fit your design. Browse Intersils products by product group, and refine your results by customizing search parameters.