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 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