BMS/PCM with Communications Protection Circuit Module Specifications For 12.8V LiFePO4 Battery Pack Model: PCM-L04S07-427 (4S) No. Test item (Test at normal temperature 25±2℃ and relative humidity≤90%) Criterion 1 Communication Interface SMBUS 2 Charging voltage DC: 14.14V CC/CV(3.6V/1cell) 3 Capacity Designing battery capacity(PCM ) External capacity Indication LED Gas gauge algorithm IT (High accuracy) 4 Current Normal operating-mode current (Gas Gauge IC) 600 uA SLEEP operating-mode current(Gas Gauge IC) 200 uA Maximal continuous charging current 7A Maximal continuous discharging current 7A 5 Over charge Protection Over charge detection voltage 3.690±0.025V Over charge detection delay time 0.5S—2S Over charge release voltage 3.80±0.05V 6 Over discharge protection Over discharge detection voltage 2.0±0.10V Over discharge detection delay time 0.5S—2S Over discharge release voltage 2.5±0.1V 7 Over current protection Over current detection current 30±5A Detection delay time 0.5S—2S Release condition Cut load 8 Short protection Detection condition Exterior short circuit Detection delay time 200-600us Release condition Cut load 9 Resistance Protection circuitry(MOSFET) ≤50mΩ 10 Temperature Operating Temperature Range -40~+85℃ Storage Temperature Range -40~+125℃ Discharging Temperature Protection 65℃ - AYAA TECHNOLOGY CO., LTD
Protection Circuit Module Specifications For 12.8V LiFePO4 Battery Pack | ||||
Model: PCM-L04S07-427 (4S) | ||||
No. | Test item (Test at normal temperature 25±2℃ and relative humidity≤90%) | Criterion | ||
1 | Communication Interface | SMBUS | ||
2 | Charging voltage | DC: 14.14V CC/CV(3.6V/1cell) | ||
3 | Capacity | Designing battery capacity(PCM ) | ||
External capacity Indication | LED | |||
Gas gauge algorithm | IT (High accuracy) | |||
4 | Current | Normal operating-mode current (Gas Gauge IC) | 600 uA | |
SLEEP operating-mode current(Gas Gauge IC) | 200 uA | |||
Maximal continuous charging current | 7A | |||
Maximal continuous discharging current | 7A | |||
5 | Over charge Protection | Over charge detection voltage | 3.690±0.025V | |
Over charge detection delay time | 0.5S—2S | |||
Over charge release voltage | 3.80±0.05V | |||
6 | Over discharge protection | Over discharge detection voltage | 2.0±0.10V | |
Over discharge detection delay time | 0.5S—2S | |||
Over discharge release voltage | 2.5±0.1V | |||
7 | Over current protection | Over current detection current | 30±5A | |
Detection delay time | 0.5S—2S | |||
Release condition | Cut load | |||
8 | Short protection | Detection condition | Exterior short circuit | |
Detection delay time | 200-600us | |||
Release condition | Cut load | |||
9 | Resistance | Protection circuitry(MOSFET) | ≤50mΩ | |
10 | Temperature | Operating Temperature Range | -40~+85℃ | |
Storage Temperature Range | -40~+125℃ | |||
Discharging Temperature Protection | 65℃ |