3s 7A BMS for 10.8V 11.1V 12V Li-ion/Lithium/Li-Polymer 9V 9.6V LiFePO4 Battery Pack with Smbus Size L60*W40*T3.5mm (PCM-L03S07-831)
Product Description
Technical parameter
Product name:Protection Circuit Module
Model No:PCM-L03S07-831
For 3S Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs
Product Feature:
1. Suitable for 3 section Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs;
2. Measuring IC adopts Ti BQ3060, which can read parameters such as voltage, capacity, current, temperature and cycle times;
3. Overcharge, overdischarge, short circuit, overcurrent, temperature protection, etc.;
4. Maximum continuous working current 7A, charging and discharging at the same port;
5. Through the PCM-LCD001-415 display screen, the required information can be read;
| No. | Test item (Test at normal temperature 25±2ºC and relative humidity≤90%) | Criterion | ||
| 1 | Communication Interface | SMBus | ||
| 2 | Capacity | Designing battery capacity(3S3P) | 7.8Ah | |
| Max capacity(Battery pack) | 320Ah | |||
| Min capacity(Battery pack) | 500mAh | |||
| External capacity Indication | LED,LCD | |||
| Compensated End-of-Discharge Voltage | CEDV | |||
| 3 | Voltage | Charging voltage(3S) | DC: 11.1V CC/CV (3.7V/1 Cell) | |
| Cell-balance detection voltage(Charge balance) | 80mV | |||
| Cell-balance release voltage | 40mV | |||
| 4 | Current | Balance current for single cell | 100R | |
| Normal operating-mode current(Gas Gauge IC) | 500 uA | |||
| SLEEP operating-mode current(Gas Gauge IC) | 100uA | |||
| FULL SLEEP operating-mode current(Gas Gauge IC) | 10 uA | |||
| Maximal continuous charging current | 7A(Max) | |||
| Maximal continuous discharging current | 7A(Max) | |||
| 5 | Over charge Protection | Over charge detection voltage | 3.80±0.05V | |
| Over charge detection delay time | 2S | |||
| Over charge release voltage | 3.55±0.05V | |||
| 6 | Over discharge protection | Over discharge detection voltage | 2.00±0.05V | |
| Over discharge detection delay time | 2S | |||
| Over discharge release voltage | 2.7±0.05V | |||
| 7 | Over current protection | Over current detection voltage | 0.2±0.015V | |
| Over current detection current | 16±5A(adjustable) | |||
| Detection delay time | 5~20ms | |||
| Release condition | Cut load | |||
| 8 | Short protection | Detection condition | Exterior short circuit | |
| Detection delay time | 200-800us | |||
| Release condition | Cut load | |||
| 9 | Resistance | Protection circuitry(MOSFET) | ≤40mΩ | |
| 10 | Temperature | Operating Temperature Range | -40~+85ºC | |
| Storage Temperature Range | -40~+125ºC | |||
| Dimension | L60*W40*T3.5mm | |||
| B+:Battery+ | ||||
| B-:Battery- | ||||
| SD:SMBus data line | ||||
| SC:SMBus clock line | ||||
| RT1:10K NTC | ||||
| P+:Charge+/discharge+ | ||||
| P-:Charge-/discharge- | ||||