电子科技
電子科技
전자과기
IT AGE
2012年
1期
27-30
,共4页
PSpice软件%升压变换器%开关电源%UC2843
PSpice軟件%升壓變換器%開關電源%UC2843
PSpice연건%승압변환기%개관전원%UC2843
PSpice soft%boost converter%switch power%UC2843
介绍并分析了升压型开关变换器的拓扑结构及其仿真波形，以及PWM电流模式的不稳定性及其解决办法。借助仿真软件PSpice设计了一款以UC2843为核心的升压开关稳压电源。整个电路易调试、工作稳定、高可靠性、成本低。
介紹併分析瞭升壓型開關變換器的拓撲結構及其倣真波形，以及PWM電流模式的不穩定性及其解決辦法。藉助倣真軟件PSpice設計瞭一款以UC2843為覈心的升壓開關穩壓電源。整箇電路易調試、工作穩定、高可靠性、成本低。
개소병분석료승압형개관변환기적탁복결구급기방진파형，이급PWM전류모식적불은정성급기해결판법。차조방진연건PSpice설계료일관이UC2843위핵심적승압개관은압전원。정개전로역조시、공작은정、고가고성、성본저。
The topology structure and simulation waves of the boost-switch-power are introduced and analyzed. The unsteady characteristic of the PWM circular mode is presented and its solution is given. A commonly used boost- switch-power with the UC2843 as it core is designed using the and it has the advantages of stable operation, high reliability popular PSpice software. The circuit is easy to debug and low cost.
