LED DRIVING CIRCUIT WITH OPEN-CIRCUIT PROTECTION
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United States of America Patent
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Issued Date -
Jan 10, 2013
app pub date -
Nov 1, 2011
filing date -
Jul 5, 2011
priority date (Note) -
Abandoned
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Abstract
An LED driving circuit with open-circuit protection is disclosed. The LED driving circuit pulls down an operation voltage supplied to a converting controller of the LED driving circuit when a voltage across an LED module of the LED driving circuit is too high, so as to stop the converting controller operating and further latch the converting controller at the protection state until that the converting controller is restarted or the condition of the voltage supplied to the LED module being too high is solved.
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