8s 50A PCM BMS for 28.8V 29.6V Li-ion/Lithium/ Li-Polymer 24V 25.6V LiFePO4 Battery Pack with Hdq, I2c Bluetooth (PCM-L08S50-H85)
Product Description
Product name:Protection Circuit Module
Model No:PCM-L08S50-H85
For 8S Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs
Product Feature:
1. Suitable for 8 section Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs;
2. Maximum continuous working current 50A, same charging/discharging interface;
3. Overcharge, overdischarge, short circuit, overcurrent, temperature protection, etc.;
4. The metering IC adopts BQ34Z100,which can read the total voltage, capacity, current, temperature, cycle times and other parameters;
5. The required information can be read through the display screen of modelPCM-LCD001-415;
Protection Circuit Module Specifications For 29.6 Li-ion/Li-Po Battery Pack | |||
No | Test item (Test at normal temperature 25±2ºC and relative humidity≤90%) | Criterion | |
1 | Communication Interface | HDQ or I2C | |
2 | Capacity | Designing battery capacity(PCM) | 100Ah |
Max capacity(Battery pack) | 290000mAh | ||
Min capacity(Battery pack) | 100mAh | ||
External capacity Indication | LCD,LED | ||
Gas gauge algorithm | Impedance Track | ||
3 | Voltage | Charging voltage | DC: 33.6V CC/CV(4.2V/1cell) |
Cell-balance detection voltage (Charge balance) | 4.2V±0.03V | ||
Cell-balance release voltage | 4.2V±0.025V | ||
Cell-balance detection delay time | 0.96~1.4s | ||
4 | Current | Balance current for single cell | 68mA±5mA |
Normal operating-mode current (Gas Gauge IC) | 145 uA | ||
SLEEP operating-mode current (Gas Gauge IC) | 84 uA | ||
FULL SLEEP operating-mode current (Gas Gauge IC) | 30 uA | ||
Maximal continuous charging current | 50A | ||
Maximal continuous discharging current | 50A | ||
5 | Over charge Protection | Over charge detection voltage | 4.25±0.025V |
Over charge release voltage | 4.05±0.05V | ||
Over charge detection delay time | 0.5~2S(can adjust) | ||
6 | Over discharge protection | Over discharge detection voltage | 2.5±0.07V |
Over discharge release voltage | 3.0±0.1V | ||
Over discharge detection delay time | 0.5~2S(can adjust) | ||
7 | Over current protection | Over current detection voltage | 0.2±0.015V |
Over current detection current | 130±20A(can adjust) | ||
Detection delay time | 0.5~2S(can adjust) | ||
Release condition | Cut load | ||
8 | Short protection | Detection condition | Exterior short circuit |
Detection delay time | 200-800us | ||
Release condition | Cut load , | ||
9 | Resistance | Protection circuitry (MOSFET) | ≤20mΩ |
10 | Temperature | Operating Temperature Range | -40~+85ºC |
Storage Temperature Range | -40~+125ºC | ||
Dimension | L136*80*15mm | ||
B+:Battery+ | |||
B-:Battery- | |||
SDA:I2C data line | |||
SCL:I2C clock line | |||
P+:Discharge+ | |||
P-:Discharge- | |||
RT1:10K NTC |