LED lamp and its power source module

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11519565
APP PUB NO 20210301987A1
SERIAL NO

17346252

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Abstract

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An LED tube lamp with overvoltage protection capability is provided. The LED tube lamp includes a lamp tube, two external connection terminals, a rectifying circuit, a filtering circuit, an LED module, and a protection circuit. The protection circuit is coupled between two input terminals of the LED module and configured to perform overvoltage protection when determining that a voltage level between the two input terminals of the LED module reaches or is higher than a predefined voltage value, wherein the protection circuit includes a diode and the predefined voltage value is in a range of about 40V to about 600V.

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Patent Owner(s)

  • JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTD

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Xiong, Aiming Jiaxing, CN 165 2347
Ye, Qifeng Jiaxing, CN 35 1067

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