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Power/Alternative Energy  

Measure feedback loops in current-mode boost LED drivers

Posted: 04 Dec 2008  Print Version  Bookmark and Share Subscribe

Keywords: LEDs  boost current regulators  control loop 

[Summary of tips] Predicting and measuring the control loop response of LEDs driven by boost current regulators require change from the standard practice. LED drivers are considered constant-current sources, lacking the load transients that voltage regulators must combat. The temptation exists to ignore the control-to-output response and simply ......
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