| 半桥式他激型开关电源自激问题的探讨 |
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| 引用本文： | 章祝华. 半桥式他激型开关电源自激问题的探讨[J]. 电脑学习, 2004, 0(5): 55-56 |
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| 作者姓名： | 章祝华 |
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| 作者单位： | 福建农林大学计算机与信息学院计算机室实验师,350002 |
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| 摘 要： | 由于以脉宽调制芯片TL494为核心的半桥式他激型开关电源电路的特殊结构,一种有害的自激现象在电源的运行过程中自始至终处于诗发状态,本文就此问题进行探讨.
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| 关 键 词： | 半桥式他激型开关电源 自激式 他激型 辅助电源 启动电阻 |
Discussion on Self-excited Issue of Separately Switching Power Supply with Semibridge |
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| Zhang Zhuhua. Discussion on Self-excited Issue of Separately Switching Power Supply with Semibridge[J]. Computer Study, 2004, 0(5): 55-56 |
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| Authors: | Zhang Zhuhua |
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| Affiliation: | Zhang Zhuhua |
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| Abstract: | Because of its special circuit structure of separately switching power supply with semibridge which takes the pu-lse-width modulator TL494 as the core,there is a harmful self-excited phenomenon in waiting state, during the running process from start to finish.It is discussed in this article. |
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| Keywords: | Switching Power Supply with Semibridge Self-Exciting Extra-exciting Assistant Power Supply Starting-Resistor |
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