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PCM for 3-4S battery pack with LED

size: L90*W35*T3MM

Descriptions: Leadyo designs and produces battery management system,protection circuti model,battery protection circuit board,battery management system,PCM,BMS,PCB,BMS,Gas Gauge Board,Fuel Gauge Board,Power Display Board


Battery Fuel Gauge/Battery Gas Gauge Board for 3S-4S Li-Ion/Li-Polymer and LiFePO4 Battery Pack
 
1.with discharge protrection and charge protection,Balance funcation,Over current protection ;Short protection,Temperature,Resistance.
2.with fuel/gas gauge functions to show the whole battery pack's volatge
3.with work current 10A

Specification:

12.8V4SPower display board+Protection Circuit Module Specifications  For12.8V(4S) Lithium iron phosphate battery pack 

Model: CMB-HY004S-003A-1)(4S

No.

Test   Item

Criterion

1

Voltage

Charging voltage

DC:14.4V  CC/CV

Balance voltage for single cell

3.60V±0.05V

2

Current

Balance current for single cell

72±10mA

Current consumption for single cell

50μA

Maximal continuous charging current

10A

Maximal continuous Discharging current

10A

3

Over charge Protection

Over charge detection voltage

3.90±0.05V

Over charge detection delay time

0.5S—2S

Over charge release voltage

3.80±0.1V

4

Over discharge protection

Over discharge detection voltage

2.00±0.1V

Over discharge detection delay time

50mS—1500mS

Over discharge release voltage

2.50±0.1V

5

Over current protection

Over current detection current

25±5A

Detection delay time  

5ms—60ms

Release condition

Cut load, Auto Recovery

6

Short protection

Detection condition

Exterior short circuit

Detection delay time

200-800us

Release condition

Cut load,Auto Recovery

7

Resistance

Protection  circuitry

50mΩ

8

Temperature

Operating Temperature Range

-40~+85℃

Storage Temperature Range

-40+125

 

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