摘要
基于太阳能充电器需求的不断增加,采用LT3652电池充电管理芯片设计了一种多功能太阳能充电器。在详细介绍LT3652输入电压调节环路及该芯片的其他功能的基础上,针对设计过程中涉及的元器件选型,PCB布线注意事项作了详细介绍。同时对如何设计更具有生命力和适应性的充电器产品给出了建议。笔者设计的太阳能充电器可实现对光伏电池的最大峰值功率跟踪,使充电效率最大化,同时也减少光伏电池使用量。该太阳能充电器具有很高的浮充电压精度,可满足对充电电压要求严苛的充电设备的充电需求。
A versatile charging manager, LT3652 is used to design a multifunctional solar charger in this paper.LT3652＂s iaput voltage regulation loop is introduced in detail, as well as other functions of the IC. Components selection for the charger and PCB layout considerations are also presented. Moreover, measures to improve the charger＇s adaptivity in different applications are given. The solar charger in this paper can realize Maximum Peak Power Tracking, or MPPT for solar panels, maximize the charging efficiency and minimize the solar cells. This charger has accurate float charging voltage, and can meet the requirement of recharging battery with strict charging voltages.
出处
《电子设计工程》
2011年第17期167-170,共4页
Electronic Design Engineering
基金
国家自然科学基金资助项目(50736005)
中科院太阳能行动计划(CX2090130012)
