发明授权
US5301097A Multi-staged charge-pump with staggered clock phases for providing high current capability 失效
具有交错时钟相位的多级电荷泵,以提供高电流能力

  • 专利标题: Multi-staged charge-pump with staggered clock phases for providing high current capability
  • 专利标题(中): 具有交错时钟相位的多级电荷泵,以提供高电流能力
  • 申请号: US896195
    申请日: 1992-06-10
  • 公开(公告)号: US5301097A
    公开(公告)日: 1994-04-05
  • 发明人: Bart R. McDaniel
  • 申请人: Bart R. McDaniel
  • 申请人地址: CA Santa Clara
  • 专利权人: Intel Corporation
  • 当前专利权人: Intel Corporation
  • 当前专利权人地址: CA Santa Clara
  • 主分类号: H02M3/07
  • IPC分类号: H02M3/07 H02M7/25
Multi-staged charge-pump with staggered clock phases for providing high
current capability
摘要:
A multiple staged charge pump network with staggered clock phases for pumping a first voltage to a second voltage with high current capability. The charge pump includes multiple serial charge pumps connected in parallel, multi-phase clocks, input voltage and output voltage connectors. The multiple serial charge pumps have in each series a plurality of diode-connected n-channel MOSFETs. The first n-channel MOSFET in each series is coupled to the input voltage connector, while the rest of the n-channel MOSFETs are coupled to a pumping capacitor at their diode-connected gates. The clocks are coupled to the multiple serial charge pumps for generating a plurality of phases of clocks with each phase of the clocks being applied to the alternating n-channel MOSFETs in a series such that adjoining n-channel MOSFETs are not driven by the same phase of clock. The input voltage connector is coupled to the first n-channel MOSFET in each series of the multiple serial charge pump for providing an input voltage. The output voltage connector is coupled to the last n-channel MOSFET in each series of the multiple serial charge pump for generating an output voltage after the input voltage is switched-regulated through the multiple serial charge pump.
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