4s 7A BMS for 14.4V 14.8V Li-ion/Lithium/Li-Polymer 12V 12.8V LiFePO4 Battery Pack with Smbus and Ntc (PCM-L04S07-427)

Model NO.
PCM-L04S07-427
Condition
New
Discharge Overcurrent Protection
16±5A(Adjustable)
Maximal Continuous Discharging Current
7A(Max)
Balance
No
Warranty
12 Months
Colour of PCM
Red
LiFePO4 Charging Voltage
14.4V
Max. Continuous Charging Current
7A(Max)
L-Ion/Li-Polymer Charging Voltage
16.8V
Specified Types
4s Li-ion/Li-Polymer/LiFePO4 Battery
Transport Package
Antistatic Bag /White Box and Standard Export Cart
Specification
L100*W60*T4mm
Trademark
QUAWIN/OEM
Origin
China Guangdong
HS Code
8507909000
Production Capacity
500000/Month
Reference Price
$ 5.40 - 7.20
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Product Description

Technical parameter

Product name:Protection Circuit Module
Model No:PCM-L04S07-427
For 4S Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs
Product Feature:
1. Suitable for 4 section Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs; 
2. Maximum continuous working current 7A, same interface for charging/discharging; 
3. Overcharge, overdischarge, short circuit, overcurrent, temperature protection, etc.;
4. Ti BQ20Z95+BQ24618 is adopted.
Test   item
(Test at normal temperature 25±2 ºC and relative humidity≤90%) 		Criterion
Parameter Delay time Release condition
Over charge Protection Single cell 1st level safty 4.3±0.025V 2.0s±0.5s 4.1±0.05V
2nd level safty 4.4±0.025V 1.5s±0.5s Permanent fail 
Pack 1st level safty 4.375±0.05V/Cell 2.0s±0.5s 4.0±0.1V/Cell
2nd level safty 4.1±0.05V/Cell 0 Permanent fail 
Over discharge protection Single cell  2.5±0.05V 2.0s±0.5s 3.0±0.1V
Pack 2.75±0.05V/Cell 2.0s±0.5s 3±0.05V/Cell
Over current protection 1st level safty 6500mA 2S±0.5s 200mA
2nd level safty 8000mA 2S±0.5s 200mA
SOC protection 10000mA 0 Permanent fail 
Over temperature protection Charge 1st level safty 55±5 ºC 2.0s±0.5s 50±5 ºC
2nd level safty 65±5 ºC 0 Permanent fail 
Discharge 1st level safty 60±5 ºC 2.0s±0.5s 55±5 ºC
2nd level safty 75±5 ºC 0 Permanent fail 
Short circuit protection 20A 488±100uS 20mA
Electrical characteristics 
 Item Specification Remark
Charging Voltage 4.2V *N 4.2V/1Cell
Charging Method CC/CV Constant-current and -Voltage with Limited current
Supply voltage range  (B+ , B-) -0.3V to 34V  
Impedance  ≤100mΩ B- to P- and B+ to P+
Current consumption Firmware running < 600uA  
Sleep Mode < 200uA  
Temperature  Operating Temperature -40 ~+85ºC  
Storage Temperature -40 ~+125ºC  
Dimension L100*W60*T4mm
4s 7A BMS for 14.4V 14.8V Li-ion/Lithium/Li-Polymer 12V 12.8V LiFePO4 Battery Pack with Smbus and Ntc (PCM-L04S07-427) 4s 7A BMS for 14.4V 14.8V Li-ion/Lithium/Li-Polymer 12V 12.8V LiFePO4 Battery Pack with Smbus and Ntc (PCM-L04S07-427) 4s 7A BMS for 14.4V 14.8V Li-ion/Lithium/Li-Polymer 12V 12.8V LiFePO4 Battery Pack with Smbus and Ntc (PCM-L04S07-427) 4s 7A BMS for 14.4V 14.8V Li-ion/Lithium/Li-Polymer 12V 12.8V LiFePO4 Battery Pack with Smbus and Ntc (PCM-L04S07-427) 4s 7A BMS for 14.4V 14.8V Li-ion/Lithium/Li-Polymer 12V 12.8V LiFePO4 Battery Pack with Smbus and Ntc (PCM-L04S07-427) 4s 7A BMS for 14.4V 14.8V Li-ion/Lithium/Li-Polymer 12V 12.8V LiFePO4 Battery Pack with Smbus and Ntc (PCM-L04S07-427)

 

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PNEUTEC.IT, 2023