一个三极管放大电路的公式如何理解关于消除交越互补输出级的印个电路和公式Ub1b2 = UCE ≈((R3+R4) / R4)*UBE这个公式我想不通 还请各位帮忙解释一下我的思路是这样的UCB的电压与R3电压相等UBE
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/26 15:04:57
![一个三极管放大电路的公式如何理解关于消除交越互补输出级的印个电路和公式Ub1b2 = UCE ≈((R3+R4) / R4)*UBE这个公式我想不通 还请各位帮忙解释一下我的思路是这样的UCB的电压与R3电压相等UBE](/uploads/image/z/8189456-32-6.jpg?t=%E4%B8%80%E4%B8%AA%E4%B8%89%E6%9E%81%E7%AE%A1%E6%94%BE%E5%A4%A7%E7%94%B5%E8%B7%AF%E7%9A%84%E5%85%AC%E5%BC%8F%E5%A6%82%E4%BD%95%E7%90%86%E8%A7%A3%E5%85%B3%E4%BA%8E%E6%B6%88%E9%99%A4%E4%BA%A4%E8%B6%8A%E4%BA%92%E8%A1%A5%E8%BE%93%E5%87%BA%E7%BA%A7%E7%9A%84%E5%8D%B0%E4%B8%AA%E7%94%B5%E8%B7%AF%E5%92%8C%E5%85%AC%E5%BC%8FUb1b2+%3D+UCE+%E2%89%88%28%28R3%2BR4%29+%2F+R4%29%2AUBE%E8%BF%99%E4%B8%AA%E5%85%AC%E5%BC%8F%E6%88%91%E6%83%B3%E4%B8%8D%E9%80%9A+%E8%BF%98%E8%AF%B7%E5%90%84%E4%BD%8D%E5%B8%AE%E5%BF%99%E8%A7%A3%E9%87%8A%E4%B8%80%E4%B8%8B%E6%88%91%E7%9A%84%E6%80%9D%E8%B7%AF%E6%98%AF%E8%BF%99%E6%A0%B7%E7%9A%84UCB%E7%9A%84%E7%94%B5%E5%8E%8B%E4%B8%8ER3%E7%94%B5%E5%8E%8B%E7%9B%B8%E7%AD%89UBE)
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