Protection Circuit Module(PCM) for 2 cells (6.4V) LiFePO4 Battery Pack at 2.5A limited
Parameters
| Protection Circuit Board Specifications For 3.2V LiFePO4 Battery 26500, 26650 * Li-Ion 3.6V/3.7V optional | ||||
| Model: PCM-S1A2.5 | ||||
| No. | Test item | Meteres Data | ||
| 1 | Voltage | Charging voltage | DC: 6.4V CC/CV | |
| Balance voltage for single cell | N/A | |||
| 2 | Current | Balance current for single cell | N/A | |
| Current consumption for single cell | ≤10μA | |||
| Maximal continuous Charging current | 2.5A | |||
| Maximal continuous discharging current | 2.5A | |||
| 3 | Over charge Protection | Over charge detection voltage | 7.80±0.025V | |
| Over charge detection delay time | 0.96S-1.4S | |||
| Over charge release voltage | 3.80±0.025V | |||
| 4 | Over discharge protection (single cell) |
Over discharge detection voltage | 2.23±0.05V | |
| Over discharge detection delay time | 115—173mS | |||
| Over discharge release voltage | 2.3±0.05V | |||
| 5 | Over current protection | Over current detection voltage | 0.1V±0.15V | |
| Over current detection current | 2.5-3.5A | |||
| Detection delay time | 7.2ms-11ms | |||
| Release condition | Cut load | |||
| 6 | Short protection | Detection condition | Exterior short circuit | |
| Detection delay time | 100-500us | |||
| Release condition | Cut load | |||
| 7 | Resistance | Protection circuitry（B- TO P-） | ≤50mΩ | |
| 8 | Temperature | Operating Temperature Range | -40～+85℃ | |
| Storage Temperature Range | -40～+125℃ | |||
| 9 | Weight | 0.17Oz (5 grams) | ||
| 10 | Dimenstion | Dia x T | 26mm(1.02″) x 4 mm(0.16″) | |
