目 录
1 问题的提出 .............................................................................. 1
2 理论建模分析 .......................................................................... 4
BUCK-BOOST 变换器稳态电压传输比 ........................................................................... 4
大信号模型 .................................................................................................................. 5
小信号模型 .................................................................................................................. 5
3 仿真验证 .................................................................................. 8
BUCK-BOOST 变换器电路拓扑及参数 ........................................................................... 8
BUCK-BOOST 变换器等效电路模型 ............................................................................... 8
仿真电路模型 .............................................................................................................. 9
结果对比 .................................................................................................................... 10
4 结论 ....................................................................................... 18
5 参考文献 ................................................................................ 19
6 附录 ....................................................................................... 20
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