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  • 5s 6s 7s 24V 15a PCB Manufacturing and Assembly for 25.2V 25.9V Lithium ion Batteries 21V 22.4V LiFePO4 Battery Packs With SMBus
5s 6s 7s 24V 15a PCB Manufacturing and Assembly for 25.2V 25.9V Lithium ion Batteries 21V 22.4V LiFePO4 Battery Packs With SMBus
5s 6s 7s 24V 15a PCB Manufacturing and Assembly for 25.2V 25.9V Lithium ion Batteries 21V 22.4V LiFePO4 Battery Packs With SMBus
5s 6s 7s 24V 15a PCB Manufacturing and Assembly for 25.2V 25.9V Lithium ion Batteries 21V 22.4V LiFePO4 Battery Packs With SMBus

5s 6s 7s 24V 15a PCB Manufacturing and Assembly for 25.2V 25.9V Lithium ion Batteries 21V 22.4V LiFePO4 Battery Packs With SMBus

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Product Overview

Description


                                                   Technical parameter



Product name:Protection Circuit Module
Model No:PCM-L07S15-K39
For 5S-7S Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs
Product Feature:
1. Suitable for 5-7 section Lithium-ion/Lithium Polymer/LiFePO4 Battery Packs;
2. Connect the special upper computer software to display the total voltage, battery voltage, capacity, current, temperature, cycle times and other parameters;
3. Support SMBus communication protocol;
4. The metering IC adopts BQ78350+BQ76930 series, which can read voltage, capacity, current, temperature, cycle times and other parameters;
5. Over charge, over discharge, short circuit, over current, temperature protection, etc.;
6. The maximum continuous working current is 15a, and the charge and discharge are at the same port;











































































































































































































ItemsSpecifications
Lithium-ion/Lithium PolymerLiFePO4
Communication InterfaceSMBus
CapacityDesigning battery capacity15Ah
Max capacity(Battery pack)290Ah
Min capacity(Battery pack)100mAh
External capacity IndicationLCD,LED,SOC 
Gas gauge algorithm CEDV Algorithm
VoltageCharging voltage(10S)42(4.2V/Cell)36V(3.6V/Cell)
Cell-balance window50mV±10%
Cell-balance release voltage20mV±10%
Cell-balance detection delay time0.5~2s 
CurrentBalance current for single cell34±3mA29±3mA
Normal operating-mode current
(Gas Gauge IC)		800uA
SLEEP operating-mode current
(Gas Gauge IC)		200uA
FULL SLEEP operating-mode current
(Gas Gauge IC)		1uA
Maximal continuous charging current15a(Max)
Maximal continuous discharging current15a(Max)
Over charge ProtectionOver charge detection voltage4.25±0.025V3.80±0.05V
Over charge detection delay time1~2S1~2S
Over charge release voltage4.05±0.05V3.55±0.05V
Over discharge protectionOver discharge detection voltage2.5±0.07V2.00±0.05V
Over discharge detection delay time1~2S1~2S
Over discharge release voltage3.0±0.1V2.7±0.05V
Over current protectionOver current detection voltage0.2±0.015V
Over current detection current40±5a(can adjust)
Detection delay time5~60ms
Release conditionCut load
Short protectionDetection conditionExterior short circuit
Detection delay time200-800us
Release conditionCut load
ResistanceProtection  circuitry (MOSFET) B- to P-≤20mΩ
Temperature protectionCharge temperature  protection60℃±5℃
Charge release temperature50℃±5℃
Discharge temperature protection65℃±5℃
Discharge release temperature55℃±5℃
Operating Temperature Range-40~+85℃
Storage Temperature Range-40~+125℃
DimensionL120*W63*T8mm
B+:Battery+PCM-L07S15-K39
B-:Battery-
SMBD:Smbus Data Line
SMBC:Smbus Clock Line
RT1,RT2:NTC
P+:Charge+/discharge+
P-:Charge-/discharge-

PCB-L07S15-K39PACK-0148-6600-LBattery data.jpgCommunication box.jpgBMS1-1BMS1-2BMS1-3SMT-1SMT-42-3





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