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App note: High power triac dimmable LED driver

Posted on Sunday, July 1st, 2012 in app notes by DP

A 20 Watt Triac dimmable LED driver. This is basically a current controlled step-down switching power supply. The circuit is powered directly from mains so be careful with this one.

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Recent Comments

  • Craig B: Shouldn't the default be 00xxx010? Note that bit 0 appears out of order in the documentation. In that case I think the initial value is...
  • JJM: From the datasheet extract you are showing, the power up status should be 00xxx010, not 000xxx01. Bit numbering is misleading since 'measurement resolution' is apparently...
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