uModule LED Driver Integrates All Circuitry, Including the Inductor, in a Surface Mount Package
by David Ng, Linear Technology, Vendor website, Jan 01 2009
Focus:
A design based on the LTM8040 uModule LED driver requires only a small input decoupling capacitor to drive a string of LEDs at 1 A. This buck converter design operates from a 14-V to 36-V input.
What you’ll learn:
- How to build a buck converter that drives a string of LEDs at 1 A using only two components
Notes:
Linear Technology Design Note 445
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