4.2电路结构及性能分析 48 4.3电路实现… 50 4.4仿真结果 51 4.4.1直流特性… 52 4.4.2环路交流特性 53 4.4.3PSRR特性… 58 4.4.4负载变化… 59 4.4.5噪声… 60 4.5电路性能总结 60 第五章总结与展望 63 5.1总结… 63 5.2展望 63 致谢… 65 参考文献… …67II 4.2 电路结构及性能分析·····································································48 4.3 电路实现 ······················································································50 4.4 仿真结果 ······················································································51 4.4.1 直流特性············································································52 4.4.2 环路交流特性·····································································53 4.4.3 PSRR 特性········································································58 4.4.4 负载变化············································································59 4.4.5 噪声···················································································60 4.5 电路性能总结 ···············································································60 第五章 总结与展望···················································································63 5.1 总结······························································································63 5.2 展望······························································································63 致谢············································································································65 参考文献·····································································································67