3s 4s 25A BMS for 14.8V Li-ion/Lithium/Li-Polymer 12V LiFePO4 Battery Pack with Smbus and Bluetooth (PCM-L04S25-D56)

• Metal Coating: Copper
• Mode of Production: SMT
• Layers: Multilayer
• Base Material: FR-4
• Certification: RoHS, CCC, ISO
• Customized: Customized
• Model NO.: PCM-L04S25-D56
• Condition: New
• Specified Types: 3-4s Li-ion/Li-Polymer/LiFePO4 Battery
• L-Ion/Li-Polymer Charging Voltage: 12.6V~16.8V
• LiFePO4 Charging Voltage: 10.8V~14.4V
• Max. Continuous Charging Current: 25A(Max)
• Maximal Continuous Discharging Current: 25A(Max)
• Discharge Overcurrent Protection: 70±5A(Adjustable)
• Colour of PCM: Green
• Balance: Yes
• Warranty: 12 Months
• Transport Package: Antistatic Bag /White Box and Standard Export Cart
• Specification: L130*W37*T8mm
• Trademark: QUAWIN/OEM
• Origin: China Guangdong
• HS Code: 8507909000
• Production Capacity: 50000/Month

Product Description

Technical parameter

Product name:Protection Circuit Module
Model No:PCM-L04S25-D56
For 3~4S Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs
Product Feature:
1. Suitable for 3~4 section Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs; 
2. Maximum continuous working current 25A, same interface for charging/discharging; 
3. Overcharge, overdischarge, short circuit, overcurrent, temperature protection, etc.;
4. Ti BQ20Z95+BQ24618 is adopted;
5. Through the PCM-LCD001-415 display screen, the required information can be read;
6. With bluetooth function, mobile APP connection;
7. Connected to the special upper computer software, can display the total voltage, each battery voltage, capacity, current, temperature, cycle times and other parameters;

Items		Specifications
		Lithium-ion/Lithium Polymer	LiFePO
Communication Interface		SMBus
Capacit	Designing battery capacity(PCM)	50Ah
	Max capacity(Battery pack)	150Ah
	Min capacity(Battery pack)	100mAh
	External capacity Indication	LCD,LED
	Gas gauge algorithm	CEDV
Voltage	Charging voltage	CC/CV:16.8V(4.2V/Cell)	CC/CV:14.4V(3.6V/Cell)
	Cell-balance window	50mV±10%
	Cell-balance release voltage	20mV±10%
	Cell-balance detection delay time	0.5~2s
Current	Balance current for single cell	66±5mA	56±5mA
	Normal operating-mode current (Gas Gauge IC)	500 uA
	SLEEP operating-mode current (Gas Gauge IC)	200 uA
	FULL SLEEP operating-mode current (Gas Gauge IC)	1 uA
	Maximal continuous charging current	25A(Max)
	Maximal continuous discharging current	25A(Max)
Over charge Protection	Over charge detection voltage	4.25±0.025V	3.80±0.05V
	Over charge detection delay time	1~2S	1~2S
	Over charge release voltage	4.05±0.05V	3.55±0.05V
Over discharge protection	Over discharge detection voltage	2.5±0.07V	2.00±0.05V
	Over discharge detection delay time	1~2S	1~2S
	Over discharge release voltage	3.0±0.1V	2.7±0.05V
Over current protection	Over current detection voltage	0.2±0.015V
	Over current detection current	70±5A(adjustable)
	Detection delay time	5~60ms
	Release condition	Cut load
Short protection	Detection condition	Exterior short circuit
	Detection delay time	200-800us
	Release condition	Cut load
Resistance	Protection  circuitry  (MOSFET)B+ to P+	≤50mΩ
Temperature protection	Charge temperature  protection	60ºC±5ºC
	Charge release temperature	50ºC±5ºC
	Discharge temperature  protection	65ºC±5ºC
	Discharge release temperature	55ºC±5ºC
	Operating Temperature Range	-40~+85ºC
	Storage Temperature Range	-40~+125ºC
Dimension		L130*W37*T8mm