TP5100 is a switching-buck type (double 8.4V / single 4.2V) lithium battery charging management chip. Its QFN16 ultra-compact packaging and simple peripheral circuit make TP5100 ideal for portable devices with large current charging management applications. Meanwhile, TP5100 has built-in input overcurrent protection, undervoltage protection, over temperature protection, short circuit protection, battery temperature monitoring, and reversing battery protection.