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Protection Circuit Module Specifications For 12.8V LiFePO4 Battery Pack |
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Model：PCM-L04S150-J04 （LF-4S） |
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No. |
Test item
（Test at normal temperature 25±2℃ and relative humidity≤90%） |
Criterion |
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1 |
Communication Interface |
SMBUS |
|
2 |
Capacity |
Designing battery capacity（PCM ） |
mAh |
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Max capacity（Battery pack） |
200000mAh |
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Capacity design multiple（Battery pack） |
10 Times |
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External capacity Indication |
LCD,LED |
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Gas gauge algorithm |
IT (High accuracy) |
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3 |
Voltage |
Charging voltage |
DC: 14.4V CC/CV（3.6V/1cell） |
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Cell-balance release voltage |
3.6V ±0.025V |
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Cell-balance detection delay time |
0.5S—2S |
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4 |
Current |
Balance current for single cell |
116±10mA |
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Current self-consumption for single cell |
≤30μA |
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Normal operating-mode current self-consumption（Gas Gauge IC） |
400 uA |
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Low current self-consumption-mode （Gas Gauge IC） |
350 uA |
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SMBUS Communicating-mode current self-consumption（Gas Gauge IC） |
≤2mA |
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Bluetooth mode current self-consumption（Gas Gauge IC） |
≤50mA |
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Maximal continuous charging current |
150A |
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Maximal continuous discharging current |
150A |
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5 |
Over charge Protection |
Over charge detection voltage |
3.75±0.05V |
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Over charge detection delay time |
0.5S—2S |
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Over charge release voltage |
3.50±0.05V |
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6 |
Over discharge protection |
Over discharge detection voltage |
2.20±0.05V |
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Over discharge detection delay time |
10—30mS |
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Over discharge release voltage |
2.50±0.05V |
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7 |
Over current protection |
Over charge detection current |
250±50A |
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detection delay time |
2s |
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Over current detection current |
300±50A |
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Detection delay time |
2s |
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Release condition |
Cut load, auro-release |
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8 |
Short circuit protection |
Detection condition |
Exterior short circuit |
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Detection delay time |
200-800us |
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Release condition |
Cut load, auro-release |
|
9 |
Resistance |
Protection circuitry |
≤30mΩ |
|
10 |
Temperature |
Operating Temperature Range |
-40～+85℃ |
|
Storage Temperature Range |
-40～+125℃ |
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Charging Temperature Protection |
60℃ |
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Discharging Temperature Protection |
65℃ |
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MOSFET Temperature Protection |
95℃ |
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Charging under Temperature Protection |
0±3℃ |
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Discharging under Temperature Protection |
-20±3℃ |
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11 |
Heating function |
Low temperature heating start threshold |
≤0℃±3℃ |
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Low temperature heating stop threshold |
≥5℃±3℃ |
