7s-13s 24V/36V/48V C: 5a D: 20a Circular Circuit Board BMS for 46.8V 48V Li-ion/Lithium 41.6V 42V LiFePO4 Battery Pack for Electric Bicycle
Product Description
Technical parameter
Product name:Protection Circuit Module
Model No:PCM-L13S25-B77
For 10S~13S Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs
Product Feature:
1. Temperature switch detects battery temperature and controls discharge MOSFET;
2. Maximum continuous working current 20a, separate charging/discharging interfaces;
3. Weak current switch controls discharge output;
4. LED connection plug, provide switch LED indication;
5. DC-DC 5V / 2.1a provides power to portable products;
| Items | Specifications | ||
| Lithium-ion/Lithium Polymer | LiFePO4 | ||
| Charge | Charging voltage(CC/CV)-10S | CC/CV:42V | CC/CV:36V |
| Charging voltage(CC/CV)-13S | CC/CV:54.6V | CC/CV:46.8V | |
| Maximal continuous charging current | 5a(Max) | ||
| Discharge | Maximal continuous discharging current | 20a(Max) | |
| 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 | 68 ±3mA | 58 ±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 | 100~250mS | ||
| Discharge overcurrent | Discharge overcurrent detection voltage | 0.2±0.015V | 0.10±0.015V |
| Discharge overcurrent delay time | 15~35ms | ||
| Discharge overcurrent protection | 50±10a(can adjust) | ||
| 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 | <40mΩ(B- to P-) | |
| Temperature | Wide range of operation temperature | 40 ~ + 85ºC | |
| Storage Temperature Range | -40 ~ +125ºC | ||
| Dimension | L82*W60*T12mm | ||