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ESD PROTECTION ELEMENT

  • US 20150001679A1
  • Filed: 09/16/2014
  • Published: 01/01/2015
  • Est. Priority Date: 03/11/2009
  • Status: Active Grant
First Claim
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1. An ESD (Electrostatic Discharge) protection element comprising:

  • a bipolar transistor comprising a collector diffusion layer connected with a first terminal and an emitter diffusion layer; and

    current control resistances provided for a plurality of current paths from a second terminal to said collector diffusion layer through said emitter diffusion layer, respectively,wherein said bipolar transistor further comprises a base diffusion region connected with said second terminal through a first resistance which is different from said current control resistances.

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