• Patent Title: SEMICONDUCTOR DEVICE WITH FAST TURN-ON ESD PROTECTION CIRCUIT AND METHOD THEREFOR
  • Application No.: US18056744
    Application Date: 2022-11-18
  • Publication No.: US20240170959A1
    Publication Date: 2024-05-23
  • Inventor: Guido Wouter Willem Quax
  • Applicant: NXP B.V.
  • Applicant Address: NL Eindhoven
  • Assignee: NXP B.V.
  • Current Assignee: NXP B.V.
  • Current Assignee Address: NL Eindhoven
  • Main IPC: H02H9/04
  • IPC: H02H9/04
SEMICONDUCTOR DEVICE WITH FAST TURN-ON ESD PROTECTION CIRCUIT AND METHOD THEREFOR
Abstract:
An electrostatic discharge (ESD) protection circuit is provided. The ESD circuit includes a first transistor, a second transistor, and a silicon-controlled rectifier (SCR) circuit. The first transistor includes a first current electrode coupled at a first node, and a second current electrode and a control electrode coupled at a first voltage supply node. The second transistor includes a first current electrode, a second current electrode, and a control electrode. The control electrode of the second transistor is coupled at a body electrode of the first transistor. The SCR circuit includes an anode electrode coupled at the first node, a cathode electrode coupled at the first voltage supply node, and a trigger input coupled at the first current electrode of the second transistor.
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