8s4p C: 20A D: 40A PCM BMS for 28.8V 29.6V Li-ion/Lithium/ Li-Polymer 24V 25.6V LiFePO4 Battery Pack Size L204*W100*T9mm (PCM-L08S40-341)
Product Description
Technical parameter
Product name:Protection Circuit Module
Model No:PCM-L08S40-341
For 8S4P 26650 Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs
Product Feature:
1. Suitable for 8 section 26650 Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs;
2. Maximum continuous working current 40A, separate charging and discharging interfaces;
3. Overcharge, overdischarge, short circuit, overcurrent, temperature protection, etc.;
| Items | Specifications | ||
| Lithium-ion/Lithium Polymer | LiFePO4 | ||
| Charge | Charging voltage(CC/CV)-8S | CC/CV:33.6V | CC/CV:28.8V |
| Maximal continuous charging current | 20A | ||
| Discharge | Maximal continuous discharging current | 40A | |
| Low current consumption | Current consumption on operation | <20μA | |
| Current consumption at power down | <0.1μA | ||
| Cell-balance | Cell-balance detection voltage | 4.20 ± 0.03 V | 3.60 ± 0.03 V |
| Cell-balance release voltage | 4.20 ± 0.03 V | 3.60 ± 0.03 V | |
| Cell-balance current | 84 ±3mA | 72 ±3mA | |
| Over-charge | Overcharge detection voltage | 4.25±0.025V | 3.900 ± 0.025V |
| Overcharge release voltage | 4.15±0.05V | 3.800 ± 0.050V | |
| Overcharge delay time | 0.5~2S | ||
| Over-discharge | Overdischarge detection voltage | 2.50±0.062V | 2.00±0.080V |
| Overdischarge release voltage | 3.0±0.075V | 2.30±0.100V | |
| Overdischarge delay time | 100~300mS | ||
| Discharge overcurrent | Discharge overcurrent detection voltage | 0.2±0.015V | 0.10±0.015V |
| Discharge overcurrent delay time | 15~35ms | ||
| Discharge overcurrent protection | 100±20A(adjustable) | ||
| Release condition | Cut-off-load | ||
| Short-circuiting protection | Load short-circuiting detection voltage | / | / |
| Detection condition | Exterior short circuit | ||
| Load short-circuiting detection delay time | 200~800μs | ||
| Release condition | Cut-off-load | ||
| Internal resistance | Static Drain-Source On-Resistance | <20mΩ(B- to P-) | |
| Temperature | Wide range of operation temperature | 40 ~ + 85ºC | |
| Storage Temperature Range | -40 ~ +125ºC | ||
| Dimension | L204*W100*T9mm | ||