发明授权
US07973494B2 Electronic ballast with step up/down power factor correction DC-DC converter suitable for high input voltage applications 有权
电子镇流器具有升压/降压功率因数校正DC-DC转换器,适用于高输入电压应用

  • 专利标题: Electronic ballast with step up/down power factor correction DC-DC converter suitable for high input voltage applications
  • 专利标题(中): 电子镇流器具有升压/降压功率因数校正DC-DC转换器,适用于高输入电压应用
  • 申请号: US12507892
    申请日: 2009-07-23
  • 公开(公告)号: US07973494B2
    公开(公告)日: 2011-07-05
  • 发明人: Gang YaoXuefei Xie
  • 申请人: Gang YaoXuefei Xie
  • 申请人地址: US NY Schenectady
  • 专利权人: General Electric Company
  • 当前专利权人: General Electric Company
  • 当前专利权人地址: US NY Schenectady
  • 代理机构: Fay Sharpe LLP
  • 优先权: CN200910159523 20090513
  • 主分类号: H05B37/00
  • IPC分类号: H05B37/00
Electronic ballast with step up/down power factor correction DC-DC converter suitable for high input voltage applications
摘要:
Electronic ballasts and buck-boost DC-DC converters therefor are presented with a buck converter with two switching devices connected with two capacitances and two diodes to limit the individual switching device voltages to around half the converter DC input voltage or less.
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