CAJ | 학술논문

随着便携式电子产品的迅速发展，锂电池的使用也越来越广泛。为解决多种锂电池电子产品快速充电的问题，应用STM32单片机设计制作了一种智能化四路锂电池充电器。设计集成了四路充电回路，各个回路独立控制，互不影响。通过模拟开关来分别选通充电回路，利用按键来选择初始化充电参数，采用PWM波来调节锂电池的充电过程。经过实验验证，在保证充电时间的前提下，此设计能有效实现多路同时充电，而且通过按键选择，可以选择为3．7 V和7．4V2种大小的锂电池充电。
수착편휴식전자산품적신속발전，리전지적사용야월래월엄범。위해결다충리전지전자산품쾌속충전적문제，응용STM32단편궤설계제작료일충지능화사로리전지충전기。설계집성료사로충전회로，각개회로독립공제，호불영향。통과모의개관래분별선통충전회로，이용안건래선택초시화충전삼수，채용PWM파래조절리전지적충전과정。경과실험험증，재보증충전시간적전제하，차설계능유효실현다로동시충전，이차통과안건선택，가이선택위3．7 V화7．4V2충대소적리전지충전。
With the rapid development of portable electronic products , electronic products also more and more consumers carry .In order to solve the problem of quick charge for a variety of portable electronic products ,application of STM32 MCU design an intelligent multi‐channel Li‐lon battery charger .This design integrates four road charging loop ,each loop control independently ,without mutual influence .It is through the analog switch to respectively gating charge circuit ,and use the button to select the initialization of charging parameters ,using PWM wave to regulate the charging process .The experimental results show that under the premise of guarantee the charging time ,this design can effectively realize multi‐channel charging at the same time ,and through the button to choose ,can choose for two kinds of the size of 3 .7 V and 7 .4 V lithium battery .