Power Tips: LED Regulator with Current-Mode Control
00:03:47 | 01 OCT 2015
Synchronous buck converters are commonly used to regulate the current in LEDs. In this Power Tips "Ask the Expert" video, Dave asks TI’s John Betten to demonstrate how to compensate the control loop in a peak current-mode controller to ensure stability when you regulate current rather than the output voltage.
- Read Power Tips: Current-Mode Control Makes Compensating a Buck LED Regulator Easy on TI’s Power House blog. Complete article on EETimes.
- Read additional blog posts authored by John Betten.
- For more information, visit the product folder and datasheet for the TPS54218 SWIFT™ step-down converter.
- Download the complete TI Design: (PMP10487) 2.9Vdc - 5.5Vdc Input Sync-Buck 1A LED Driver Reference Design
This video is part of a series