AC LED LAMP
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United States of America Patent
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app pub date -
Mar 27, 2014
filing date -
Jan 20, 2010
priority date (Note) -
Abandoned
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Abstract
An AC LED lamp includes first and second AC power ends, a lighting module and a DC power output circuit. The lighting module has first and second ends and an LED unit. The first end is connected to the first AC power end. The LED unit has one or more LEDs. The DC power output circuit has first and second ends. The second end of the DC power output circuit is coupled to the second AC power end. The first end of the DC power output circuit is coupled to the second end of the lighting module. The DC power output circuit has a DC output side and is not directly connected to the first AC power end. The DC power output circuit has a rectifying unit and a voltage limiting and filtering unit. The rectifying unit and the voltage limiting and filtering unit are coupled to the lighting module.
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