| 电荷泵高端浮动自举式H桥功率驱动电路 |
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| 引用本文： | 方健,李肇基,张正璠,杨忠.电荷泵高端浮动自举式H桥功率驱动电路[J].微电子学,2000,30(3):162-165. |
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| 作者姓名： | 方健 李肇基 张正璠 杨忠 |
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| 作者单位： | 1. 电子科技大学,微电子所,四川,成都,610054
2. 信息产业部电子第二十四研究所,重庆,400060 |
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| 基金项目： | 国家“九五”军事预研项目，国防基金项目 |
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| 摘 要： | 提出了一种可以实现极低频甚至是０Ｈｚ下的高压Ｈ桥驱动电路的电荷泵高端浮动自举电路。通过理论分析、仿真和实验。主宰了在保证驱动器的开关速度不变的情况下，该电路能提供稳定物高端浮动电源。同时，对Ｈ桥功率驱动电路中高端浮动自举电路的设计方法也进行了探讨。
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| 关 键 词： | 智能功率集成电路 H桥驱动器 浮动电源 电荷泵 |
An H-Bridge Power Driver with Charge Pumps High-Side Floating Voltage Supply |
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| FANG Jian,LI Zhao-ji,ZHANG Zheng-fan,YANG Zhong.An H-Bridge Power Driver with Charge Pumps High-Side Floating Voltage Supply[J].Microelectronics,2000,30(3):162-165. |
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| Authors: | FANG Jian LI Zhao-ji ZHANG Zheng-fan YANG Zhong |
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| Abstract: | A novel high voltage H-bridge power driver is pr esented,which is capable of operating at very low frequency,even at 0 Hz,by usin g an efficient on-chip charge pump for f loating voltage supply Theoretical analy s is,simulation and experimental results s how that the internal charge pump can pr o vide steady voltage supply on high side while maintaining switching speed of the H-bridge driver A design method of the charge pump for floating voltage supply in the H-bridge power driver is also di scussed in the paper |
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| Keywords: | Smart power IC Floating voltage supply Charge pump H-b ridge driver |
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