3S 7a PCM BMS for 11.1V 18650/18500/14500 Li-ion Li-polymer 9.6V LiFePO4 Battery Pack PCM-L03S07-B84(A-1)
Technical parameter
Product name:Protection Circuit Module
Model No:PCM-L03S07-B84(A-1)
For 3S 18650/18500/14500 Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs
Product Feature:
1. there are over charging,over discharge,short circuit,overcurrent protection,etc.
2. No Balanced function.
3. charging / discharging at the same time, the maximum continuous working current 7a;
4. The scheme adopts Seiko S-8254 series.
Items | Specifications | ||
Lithium-ion/Lithium Polymer | LiFePO4 | ||
Charge | Charging voltage(CC/CV)-3S | CC/CV:12.6V | CC/CV:10.95V |
Maximal continuous charging current | 7a | ||
Discharge | Maximal continuous discharging current | 7a | |
Low current consumption | Current consumption on operation | <20µA | |
Current consumption at power down | <0.1µA | ||
Cell-balance | Cell-balance detection voltage | / | / |
Cell-balance release voltage | / | / | |
Cell-balance current | / | / | |
Over-charge | Overcharge detection voltage | 4.25±0.025V | 3.900 ± 0.025V |
Overcharge release voltage | 4.15±0.05V | 3.800 ± 0.050V | |
Overcharge delay time | 0.3 ~ 2S | ||
Over-discharge | Overdischarge detection voltage | 2.50±0.062V | 2.00±0.080V |
Overdischarge release voltage | 3.0±0.075V | 2.30±0.100V | |
Overdischarge delay time | 30 ~ 200ms | ||
Discharge overcurrent | Discharge overcurrent detection voltage | 0.10 ± 0.025V | 0.15 ± 0.025V |
Discharge overcurrent delay time | 5~ 15ms | ||
Discharge overcurrent protection | 20±3A(adjustable) | ||
Release condition | Cut-off-load | ||
Short-circuiting protection | Load short-circuiting detection voltage | / | / |
Detection condition | Exterior short circuit | ||
Load short-circuiting detection delay time | 200~800μs | ||
Release condition | Cut-off-load | ||
Internal resistance | Static Drain-Source On-Resistance | <70mΩ(B- to P-) | |
Temperature | Wide range of operation temperature | 40 ~ + 85℃ | |
Storage Temperature Range | -40 ~ +125℃ | ||
Dimension | L53*W16*T3mmmm | ||
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