便携式设备的锂电池充电控制器LTC4007及其应用

LTC4007 Charging Controller for the Lithiu m-ion Battery and its Applications Based on Portable Instruments

LTC4007是一款用于3节串联或4节串联锂离子电池组的充电控制芯片,其宽输入范围、大输出电流的特点非常适合应用于光纤熔接机等便携式设备中。介绍该芯片的功能和工作原理,并给出充电电流高达3A的应用电路的详细设计过程。

LTC4007 is a charge controller IC for 3 series or 4 series cells lithium-ion batteries,and it’s suitable for portable instruments such us the Optical Fiber Fusion Splicer,because it has advantage of wide input voltage range and large output current.The function and working principle of the chip are introduced,and the detailed design process of the application circuit with the charging current up to 3A is given.