锂电池保护板使用说明.DOCVIP

SPECIFICATION OF PCM Type: XZD-3S1550-V3 　　　　　　　　　 KEEPPOWER TECHNOLOGY CO., LIMITED Add：Bldg C, Hepingang High Tech Park, LongGang, Shenzhen 518129, China Tel: +86 755 8930 9658 Fax: +86 755 8930 9659 .cm Scope The specification is applied to the protection of three-cell lithium-ion battery pack from overcharge, over-discharge and excess current. 2. Specification 2.1 Name: XZD-3S1550-V1 （4MOS） 2.2 Circuit Schematic Diagram: Refer to Figure 1. 2.3 PCB Form Diagram: Refer to Figure 2. 2.4 PCB Material: FR4 (50.0mmx15.0mm) 2.5PCB Size Form Diagram Refer to Figure 3 2.6PCB Connect Form Diagram Refer to Figure 4 3. Electric Characteristics (Ta=25℃) 3.1 Overcharge detection voltage(VCU): 4.275?0.05V 3.2 Overcharge detection delay time: 1.0?0.5m S 3.3 Overcharge release voltage: 4.075?0.05V 3.4 Under-discharge detection voltage(VDD): 2.30?0.10V 3.5 Under-discharge detection delay time: 1.0?0.5 mS 3.6 Under-discharge release voltage: 2.70?0.1V 3.7 Excess current threshold (IEC): 10A-18A 3.8 Maximum Continuous Current 5-6A 3.9 Short detection delay time: MAX.18mS 3.10 Supply current （V cell=3.5V） : MAX.10μA 3.11 Standby current（V cell=1.8v） : MAX. 1uA 3.12 PCB total resister: MAX. 55mΩ 4. Function Description 4.1 The PCB is applied to protection of three-cells lithium-ion battery pack, which is set according to requirement of customer. 4.2 Overcharge protection： The overcharge protection operates when voltage of cell more than VCU with charger at P+ and P-, then charge will be stopped and discharge will be allowed. 4.3 Over-discharge protection： The over-discharge protection operates when voltage of cell more than VDD with load at P+ and P-, then discharge will be stopped and charge will be allowed. 4.4 Excess current protection: The Exc