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JSSC 2010第9期Power Management0.35μm CMOSCharge PumpNeural Network Accelerator

An Efficiency-Enhanced Auto-Reconfigurable 2 3 SC Charge Pump for Transcutaneous P

一种用于经皮电力传输的自适应可重构2/3开关电容电荷泵,通过动态死区时间控制和最小电容选择策略提高效率。
峰值效率95%(2倍模式)和92%(3倍模式),静态电流减少1.6倍(2倍模式)和2.3倍(3倍模式)
电荷泵功率管理集成电路开关电容DC-DC转换器经皮电力传输自适应控制
自适应控制电路自动配置电压转换比
动态死区时间控制减少穿通电流
最小电容选择策略最大化输出电压
Abstract
ber , IEEE, and Hoi Lee , Senior Member , IEEE Abstract—An auto-reconfigurable 2 /3 switched-capacitor charge pump (SC-CP) for transcutaneous power transmission is presented in this paper. The proposed SC-CP can automatically configure its own voltage conversion ratio according to different input voltages by using the adaptive control circuitry such that the DC/DC regulator can maintain high power efficiencies under cou- pling variations. In addition, a dynamic dead-time control scheme and a mini