China PCB 2s4a 6A for 7.4V Lithium Ion Battery Pack, Find details about China BMS 2s4a, 3.7V 3.2V Li-ion LiFePO4 PCM from PCB 2s4a 6A for 7.4V Lithium Ion Battery Pack
BMS 2S 4A 6A li ion Lifepo4 battery pcm for 3.7V 3.2V battey pack
About the battery BMS
Function: Detect and protect the battery from over-charge ,over-dicharge, over-current short-circuit ,temperature detecting protection and auotmatically voltage balance function .
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Product description
PCM Specifications For 3.7V (1S) Li-ion Battery Packs | ||||
PLB-0740301 | ||||
No. | Test item | Criterion | ||
1 | Voltage | Charging voltage | DC:4.2V CC/CV | |
Balance voltage for single cell | / | |||
2 | Current | Balance current for single cell | / | |
Current consumption | ≤20μA | |||
Maximal continuous charging current | 4A | |||
Maximal continuous Discharging current | 4A | |||
3 | Over charge Protection | Over charge detection voltage for single cell | 4.25±0.025V | |
Over charge detection delay time | 0.5S-1.5S | |||
Over charge release voltage for single cell | 4.05±0.05V | |||
4 | Over discharge protection | Over discharge detection voltage for single cell | 2.80±0.062V | |
Over discharge detection delay time | 10mS-150mS | |||
Over discharge release voltage for single cell | 3.0±0.1V | |||
5 | Over current protection | Over current detection voltage | 0.2±0.03V | |
Over current detection current | 10±3A | |||
Detection delay time | 5ms-15ms | |||
Release condition | cut load and recharge | |||
6 | Short protection | Detection condition | Exterior short circuit | |
Detection delay time | 200-500us | |||
Release condition | cut load and recharge | |||
7 | Resistance | Protection circuitry(MOSFET) | ≤50mΩ | |
8 | Temperature | Operating Temperature Range | -40~+65ºC | |
Storage Temperature Range | -40~+125ºC |