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PCM,battery management system
Protection Circuit Board for 3/4Cell Series Li-ion / Li-polymer/LifePO4 batteryDesigned for 3/4Cell Series Li-ion / Li-polymer/LifePO4 batteryPrevents 3/4Cell Series Li-ion / Li-polymer/LifePO4 battery from over-charging, over-discharging, Applied for Li-ion /Li-polymer/LifePO4 cell.Customized for all types of Li-ion / Li-polymer/LifePO4 cell and pack
| 11.1V/14.8V (3S/4S) battery protection board specifications | |||||
| HX-3S-028 | |||||
| No. | Test item | Criterion | Notes | ||
| 1 | Voltage | Charge voltage | DC :12.6V/16.8V | ||
| 2 | Current | current consumption | <50μA | ||
| Continuous operating current | ≤5A | ||||
| 3 | Overcharge Protection(Cell) | Over charge detection voltage | 4.35±0.025V | ||
| Over charge detection delay time | 0.5-1.5S | ||||
| Over charge release voltage | 4.15±0.05V | ||||
| 4 | Over-discharge Protection(Cell) | Over discharge detection voltage | 2.40±0.08V | ||
| Over discharge detection delay time | 50-150mS | ||||
| Over discharge release voltage | 3.00±0.10V | ||||
| 5 | Over Current Protection | Over current detection current | 7±1.5A | ||
| Detection delay time | 5-15ms | ||||
| Release condition | Cut load | ||||
| 6 | Short Protection | Detection condition | Exterior short circuit | ||
| Detection delay time | 100-600us | ||||
| Release condition | Cut short circuit | ||||
| 7 | ESD Protection | ESD Protection | ±10KV | ||
| 8 | Resistance | Protection circuitry | <70mΩ | ||
| 9 | Temperature | Operating temperature range | -40~+85°c | ||
| Storage temperature range | -40~+125°c | ||||
| 10 | Size | (L*W*H) | 50*16*4.2m | ||
PCM 11.1V/14.8V (3S/4S) battery protection board