Li & Cai Intellectual Property (USA) Office
Power over ethernet powered device circuit and electrostatic discharge protection circuit thereof
A Power over Ethernet (PoE) Power Device (PD) circuit and a protection circuit of electrostatic discharge (ESD) thereof are provided. The protection circuit of ESD includes a transient voltage suppressor (TVS) and a high-voltage capacitor, wherein the TVS and the high-voltage capacitor are coupled in series between a negative power terminal and a grounding terminal to reduce system malfunctions or damages when ESD or transient voltage surge occurs.
Wistron Corp.
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inventional inventional inventional inventional
Lung-Fai Shan-Hung Chiu-Hsien
Tuen Wang Chang