Invention Grant
US07652457B2 Switching regulator circuit including an inductor shunt switch 有权
开关稳压电路包括电感分流开关

  • Patent Title: Switching regulator circuit including an inductor shunt switch
  • Patent Title (中): 开关稳压电路包括电感分流开关
  • Application No.: US11241286
    Application Date: 2005-09-30
  • Publication No.: US07652457B2
    Publication Date: 2010-01-26
  • Inventor: Xiaoyu Xi
  • Applicant: Xiaoyu Xi
  • Applicant Address: CH Geneva
  • Assignee: ST-Ericsson SA
  • Current Assignee: ST-Ericsson SA
  • Current Assignee Address: CH Geneva
  • Agency: Hogan & Hartson LLP
  • Agent Michael C. Martensen; William J. Kubida
  • Main IPC: G05F1/00
  • IPC: G05F1/00
Switching regulator circuit including an inductor shunt switch
Abstract:
A switching regulator circuit includes a switching circuit that may be configured to alternately apply a supply voltage and a reference voltage to an inductor coupled between a first node and an output node. The switching regulator circuit also includes a switch such as a transistor, for example, that is coupled across the inductor. The switch may shunt the inductor when the current in the inductor reaches a predetermined current level.
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