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EDN电子技术设计
7 年
双极结型晶体管差分放大器的温度补偿
人们普遍认为,使用双极结型晶体管(BJT)电流源可以对双极结型晶体管差分放大器进行温度补偿,但事实并非如此。对I0进行温度补偿得到常数r e ,会导致电流源外部发射极电阻R 0 上的电压低,从而无法精确设置I 0 。本设计实例分析了BJT差分放大器的发射 ...
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