发明授权
US08437109B1 Power clamping circuit with temperature compensation 有权
带温度补偿功能的电源钳位电路

  • 专利标题: Power clamping circuit with temperature compensation
  • 专利标题(中): 带温度补偿功能的电源钳位电路
  • 申请号: US13472495
    申请日: 2012-05-16
  • 公开(公告)号: US08437109B1
    公开(公告)日: 2013-05-07
  • 发明人: Zong-Yu Wu
  • 申请人: Zong-Yu Wu
  • 申请人地址: TW Hsinchu Science Park, Hsin-Chu
  • 专利权人: Anpec Electronics Corporation
  • 当前专利权人: Anpec Electronics Corporation
  • 当前专利权人地址: TW Hsinchu Science Park, Hsin-Chu
  • 代理商 Winston Hsu; Scott Margo
  • 优先权: TW101100536A 20120106
  • 主分类号: H02H3/20
  • IPC分类号: H02H3/20
Power clamping circuit with temperature compensation
摘要:
A power clamping circuit with temperature compensation is disclosed. The power clamping circuit, for a system voltage, includes a first diode, a resistor with a positive temperature coefficient, a second diode, a comparator including a negative input terminal coupled to an anode of the first diode and a positive input terminal coupled to the resistor with the positive temperature coefficient, a transistor including a gate coupled to an output terminal of the comparator, a drain coupled to the system voltage and a source coupled to the ground, a first resistor, a second resistor, a third resistor, a fourth resistor, and a fifth resistor.
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