首页> 外国专利> VARIABLE FREQUENCY MODULATION SCHEME BASED ON CURRENT-SENSING TECHNIQUES FOR SWITCHED-CAPACITOR DC-DC CONVERTERS

VARIABLE FREQUENCY MODULATION SCHEME BASED ON CURRENT-SENSING TECHNIQUES FOR SWITCHED-CAPACITOR DC-DC CONVERTERS

机译:基于电流感应技术的开关电容DC-DC转换器可变频率调制方案

摘要

The present embodiments are directed to an improved switched capacitor (SC) converter topology that does not include an inductor. In particular, the topology includes a ladder SC circuit configured as a cap divider, with a gate driving signal being generated to initiate the charging and discharging of the capacitor. In this specific topology, an unregulated output voltage is produced that is a certain fraction of an input voltage of a power source such as a battery. The present embodiments further include a variable frequency modulation (VFM) scheme based on the current-sensing techniques for the gate driving signal generation of the switched capacitor converter.
机译:本实施例针对不包括电感器的改进的开关电容器(SC)转换器拓扑。特别地,拓扑结构包括配置为电容分压器的梯形SC电路,并生成栅极驱动信号以启动电容器的充电和放电。在这种特定的拓扑中,产生的未稳压输出电压是电源(例如电池)的输入电压的一部分。本实施例还包括基于电流感测技术的可变频率调制(VFM)方案,用于开关电容器转换器的栅极驱动信号生成。

著录项

  • 公开/公告号US2019348901A1

    专利类型

  • 公开/公告日2019-11-14

    原文格式PDF

  • 申请/专利权人 RENESAS ELECTRONICS AMERICA INC.;

    申请/专利号US201815979359

  • 发明设计人 YEN-MO CHEN;

    申请日2018-05-14

  • 分类号H02M1/088;H02M3/07;

  • 国家 US

  • 入库时间 2022-08-21 11:21:53

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