Controllers, power supplies and control methods

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United States of America Patent

PATENT NO 9735684
SERIAL NO

14538813

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Abstract

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Power supplies together with related over voltage protection methods and apparatuses. A power supply has a transformer including a primary winding and an auxiliary winding. A power switch is coupled to the primary winding and a sensing resistor coupled between the power switch and a grounding line. A multi-function terminal of a controller is coupled to the sensing resistor. A diode and a first resistor is coupled between the auxiliary winding and the multi-function terminal.

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Patent Owner(s)

Patent OwnerAddress
LEADTREND TECHNOLOGY CORPHSINCHU COUNTY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Ren-Yi Hsin-Chu, TW 24 203
Huang, Kuo-Chien Hsin-Chu, TW 13 57

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