2s 8A BMS for 7.2V 7.4V Li-ion/Lithium/Li-Polymer 6V 6.4V LiFePO4 Battery Pack with Smbus Size L78.7*W51.5*T4mm (PCM-L02S08-746)

• Metal Coating: Copper
• Mode of Production: SMT
• Layers: Multilayer
• Base Material: FR-4
• Certification: RoHS, CCC, ISO
• Customized: Customized
• Model NO.: PCM-L02S08-746
• Condition: New
• Specified Types: 2s Li-ion/Li-Polymer/LiFePO4 Battery
• L-Ion/Li-Polymer Charging Voltage: 8.4V
• LiFePO4 Charging Voltage: 7.2V
• Max. Continuous Charging Current: 8A(Max)
• Maximal Continuous Discharging Current: 8A(Max)
• Discharge Overcurrent Protection: 20±5A(Can Adjust)
• Colour of PCM: Green
• Balance: Yes
• Warranty: 12 Months
• Transport Package: Antistatic Bag /White Box and Standard Export Cart
• Specification: L78.7*W51.5*T4mm
• Trademark: QUAWIN/OEM
• Origin: China Guangdong
• HS Code: 8507909000
• Production Capacity: 500000/Month

Product Description

Technical parameter

Product name:Protection Circuit Module
Model No:PCM-L02S08-746
For 2S Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs
Product Feature:
1. Suitable for 2 section Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs; 
2. Measuring IC adopts Ti BQ3060, which can read parameters such as voltage, capacity, current, temperature and cycle times;
3. Overcharge, overdischarge, short circuit, overcurrent, temperature protection, etc.;
4. Maximum continuous working current 8A, charging and discharging at the same port;

No.	Test item (Test at normal temperature 25±2ºC and relative humidity≤90%)		Criterion
1	Communication Interface		SMBus
2	Capacity	Designing battery capacity(2S2P)	5200mAh
		Max capacity(Battery pack)	320Ah
		Min capacity(Battery pack)	500mAh
		External capacity Indication	LCD,LED
		Compensated End-of-Discharge Voltage	CEDV
3	Voltage	Charging voltage(2S)	DC: 7.4V CC/CV (3.7V/1 Cell)
		Cell-balance detection voltage(Charge balance)	80mV
		Cell-balance release voltage	40mV
4	Current	Balance current for single cell	100R
		Normal operating-mode current(Gas Gauge IC)	500uA
		SLEEP operating-mode current(Gas Gauge IC)	100uA
		FULL SLEEP operating-mode current(Gas Gauge IC)	10uA
		Maximal continuous charging current	8a(Max)
		Maximal continuous discharging current	8a(Max)
5	Over charge Protection	Over charge detection voltage	3.80±0.05V
		Over charge detection delay time	2S
		Over charge release voltage	3.55±0.05V
6	Over discharge protection	Over discharge detection voltage	2.00±0.05V
		Over discharge detection delay time	2S
		Over discharge release voltage	2.7±0.05V
7	Over current protection	Over current detection voltage	0.2±0.015V
		Over current detection current	20±5A(adjustable)
		Detection delay time	5~20ms
		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)	≤40mΩ
10	Temperature	Operating Temperature Range	-40~+85ºC
		Storage Temperature Range	-40~+125ºC
Dimension		L78.7*W51.5*T4mm
B+:Battery+
B-:Batter
D:SMBus data line
C:SMBus clock line
T:10K NTC
P+:Charge+/discharge+
P-:Charge-/discharge-