The main IC uses the original Fujing imported components. With overcharge, over discharge, over current, short circuit and other protection functions, for a variety of shapes of various shapes 3.7V lithium battery. It adopts rich crystal protection IC, high quality MOSFET such as VISHAY, AOS and IR, FR-4 low temperature coefficient plate, excellent design, fine workmanship and comprehensive test. It is small in size and suitable for many applications requiring high integration and low cost. It can meet various performance requirements and ensure the absolute safety and reliability of the battery pack.

Technical Parameters:

Overcharge detection voltage: 4.25±0.05V Overcharge release voltage: 4.23±0.05V Overdischarge detection voltage: 2.54 ± 0.1V Overcurrent detection current: 1-3A The main function:

   Overcharge protection, over discharge protection, short circuit protection, over current protection.

Wiring instructions:

B+ is connected to the positive battery.

B-connect the battery negative.

P+ is the battery output input positive

P- is the battery output input negative