The LED AC drive circuit

Published:2011/6/10 2:57:00 Author:qqtang | Keyword: AC drive circuit | From:SeekIC

See as the figure, the circuit can work normally under the condition whether the polarities of the voltage or power supply are right or not is unknown. As DC drive, when it is AC driven, the value of the limited resistance R is .In the formula, ERMS is the effective value of the AC current.



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