AC line powered relay driving circuits

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9330870
APP PUB NO 20150055271A1
SERIAL NO

14146878

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Disclosed are exemplary embodiments of relay drive circuits. In an exemplary embodiment, a relay drive circuit generally includes a first diode, a second diode, a third diode, a first transistor, a second transistor, a first capacitor, and a second capacitor. The relay drive circuit is operable to transform an AC voltage to a DC voltage, and then use the DC voltage to control on/off of the relay.

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Patent Owner(s)

  • EMERSON ELECTRIC CO.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Cuiyun Jiangsu, CN 3 4
Zhou, Xingeng Jiangsu, CN 3 39

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