Torex公司推出单节锂离子电池线性充电的XC6802系列。XC6802采用小型USP-6C封装,以及标准的SOT-25和SOT-89-5封装,包括有参考电压、电池电压监测、驱动晶体管、恒流/恒压充电电路、过热保护电路、相位补偿电路。电池充电终端电压内部设定为4.2V,精度为&plu***n;0.7%,涓流充电电压为2.9V,精度为&plu***n;3%。
在一个典型应用电路中,当BAT引脚电压高于2.9V时,充电进入恒流模式(CC模式),电池由编程电流充电。BAT引脚电压达到4.2V时,充电自动进入恒压模式(CV模式)。此后,充电电流下降到可编程充电的十分之一并且充电终止。充电状态输出/CHG引脚连接到外接LED时能够检查该电池的充电状态。
在VSS引脚和ISEN引脚之间的外接电阻(RSEN),可以任意设定充电电流,***大值高达800mA。这种灵活性使XC6802系列非常适合于各种电池充电应用。典型应用包括:充电底座和固定充电器、MP3和其它便携式音频播放器、移动电话和PDA,以及各种蓝牙应用。
XC6802A42XMR参数:
工作电压范围:4.25~6.0V
充电电流:外部设定 800mA (MAX.)
充电完了电压 :4.2V&plu***n;0.7%
连续电压:2.9V&plu***n;3%
消耗电流:(Stand-by) 15μA (TYP.)
封装:SOT-89-5, SOT-25, USP-6C
其他:带自动循环充电功能,
香港富研科技有限公司具有强有力的竞争价格,快捷的交货,将***优质的品质和***完善的服务提供给所有的客户是我们一贯秉承的原则,并以***快的速度帮客户积极解决在售前、售中、***过程中可能遇到的问题。我们的目标是让客户买的放心、用得满意、无后顾之忧
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