4s 2A PCM BMS for 14.8V Lithium titanate battery pack Size L60*W14*T3mm(PCM-L04S04-E72)
Product Description
Technical parameter
Product name:Protection Circuit Module
Model No:PCM-L04S04-E72
For 3s~4S Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs
Product Feature:
1. Suitable for 4 section Lithium titanate battery pack;
2. Maximum continuous working current 2A, same interface for charging/discharging;
3. Overcharge, overdischarge, short circuit, overcurrent, temperature protection, etc.;
| No. | Test item (Test at normal temperature 25±2ºC and relative humidity≤90%) | Criterion | |
| 1 | Voltage | Charging voltage | DC:11.2V 2.8V/Cell |
| Cell-balance detection voltage (Charge balance) | / | ||
| 2 | Current | Balance current for single cell | / |
| Current consumption for single cell | ≤100μA | ||
| Maximal continuous charging current | 2A | ||
| Maximal continuous discharging current | 2A | ||
| 3 | Over charge Protection | Over charge detection voltage | 2.8±0.05V |
| Over charge detection delay time | 0.5-2S | ||
| Over charge release voltage | 2.55±0.1V | ||
| 4 | Over discharge protection | Over discharge detection voltage | 1.6±0.1V |
| Over discharge detection delay time | 10-300mS | ||
| Over discharge release voltage | 1.90±0.1V | ||
| 5 | Over current protection | Over current detection voltage | 100±25mv |
| Over current detection current | 5±1A(can adjust) | ||
| Detection delay time | 5ms-60ms | ||
| Release condition | Cut load | ||
| 6 | Short protection | Detection condition | Exterior short circuit |
| Detection delay time | 200-800us | ||
| Release condition | Cut load | ||
| 7 | Resistance | Protection circuitry(MOSFET) | ≤20mΩ |
| 8 | Temperature | Operating Temperature Range | -40~+70ºC |
| Storage Temperature Range | -40~+125ºC | ||
| 9 | Dimension | L60*W14*T3mm | |