Protection Circuit Module (PCM) for 3.7V Li-Ion Battery (20A limit)
| Protection Circuit Module for 3.6V/3.7V Li-ion/Li-po Battery Pack *LiFePO4 3.2V optional | ||||
| Model: PCM-S1A20 3.7V20A | ||||
| No. | Descriptions of TEST | Parameters | ||
| 1 | Voltage | Charging voltage | DC: 4.2V 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 | 20A | |||
| Maximal continuous discharging current | 20A | |||
| 3 | Over charge Protection (single cell) |
Over charge detection voltage | 4.25±0.025V | |
| Over charge detection delay time | 0.5S-2.0S | |||
| Over charge release voltage | 4.05±0.05V | |||
| 4 | Over discharge protection (single cell) |
Over discharge detection voltage | 2.50±0.062V | |
| Over discharge detection delay time | 14-26mS | |||
| Over discharge release voltage | 3.0±0.075V | |||
| 5 | Over current protection | Over current detection voltage | 0.2V±0.015V | |
| Over current detection current | 50±5A（optional） | |||
| Detection delay time | 8ms-16ms | |||
| 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（B- TO P-） | ≤20mΩ | |
| 8 | Temperature | Operating Temperature Range | -40～+85℃ | |
| Storage Temperature Range | -40～+125℃ | |||
| 9 | Weight | 0.6Oz (17.0 grams) | ||
| 10 | Dimenstion | LxWxT | 50mm(1.97″) x 30mm(1.18″) x 2.5 mm(0.10″) | |
