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LM3402/LM3404 fast dimming and true constant LED current evaluation board

Posted: 16 Jan 2009 ?? ?Print Version ?Bookmark and Share

Keywords:LED? current source? buck regulator? application note? evaluation board?

National Semiconductor's LM3402/02HV are buck regulator derived controlled current sources designed to drive a series of high power, high brightness LEDs at forward currents of up to 0.5A (LM3402/02HV) or 1A (LM3404/04HV). This evaluation board demonstrates the enhanced thermal performance, fast dimming and true constant LED capabilities of the LM3402 and LM3404 devices.

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