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Description:
-PCB(Protection Circuit Module)-7.4V Li-ion 18650/18500 battery pack
-3.5A working current
-5A cut-off
PCB Features and Benefits
- Protection Circuit Board for 7.4V Li-ion and Li-polymer batterypack
- Designed for 7.4V Li-ion or Li-Polymer 2 cells batterypack
- Integrate gas gauge port
- Prevents 7.4V Li-ion or Li-polymer battery fromover-charging, over-discharging.
- Fully Compatible with both Li-ion and Li-Polymer cells
- Adopt RICOH 5460 protection IC
- Adopt A0 8822 MOSFET
Specifications
| Parameter | Minimum | Typical | Maximum | Units |
| Overcharge Detection Voltage Threshold* | 4.225 | 4.250 | 4.275 | V |
| Overcharge Release Voltage Threshold* | 4.00 | 4.05 | 4.10 | V |
| Overcharge Detection Delay | 0.7 | 1.0 | 1.3 | sec. |
| Over-Discharge Detection Voltage Threshold* | 2.3 | 2.4 | 2.5 | V |
| Over-Discharge Release Voltage Threshold* | 2.9 | 3.0 | 3.1 | V |
| Over-Discharge Detection Delay | 89 | 128 | 167 | msec. |
| Over-Current Detection Threshold | 5.0 | 6.5 | 8.0 | A |
| Short Circuit Protection | Implemented/Active | |||
| PCB Internal Resistance (from “P ” to “P-”) | 30 | 40 | m? | |
| Supply Current | 8 | µA | ||
| Operating Temperature Range | -40 | 85 | °C | |
| Storage Temperature Range | -40 | 125 | °C | |
*Note: Individual cell values. PCBDimensions
| Length | 28.8mm ± 0.5mm |
| Width | 14.8mm ± 0.5mm |
| Thickness | 1.9mm (3.8mm at connector) ± 0.5mm |
