Home->PCM for Li-ion/Li-Polymer Battery Packs -> For 2S Packs (7.4V)

Battery Protection Circuit Module (PCM) for 7.4V 2cells in series Li-ion/Li-Polymer Battery Packs

Part number: HCX-2653

Features and Benefits

1.Battery management circuit board for 7.4V 2S Li-ion and Li-polymer battery pack;
2.BMS/PCB/PCM applies for 2 cells Li-ion/Li-polymer battery pack;
3.To prevent the battery packs from overcharge,overdischarge,over current, over temperature ,short circuit ;
4.The Maximal working current: 4.5A;
5.Compatible with both Li-ion and Li-Polymer cells.

Specifications

Item

Content

Criterion

 
 

1

over charge protection voltage

4.3±0.05V

 

2

over charge recovery voltage

4.1±0.05V

 

3

over charge protection delay time

920ms-1380ms

 

4

over discharge protection voltage

2.40±0.1V

 

5

over discharge recovery voltage

3.0±0.1V

 

6

over discharge protection delay time

98ms-173ms

 

7

over current protection current

6.0-12.0A

 

8

short protection delay time

7.2ms-11ms

 

9

static self-consumption current

≤ 15.0uA

 

10

PCB  internal resistance

≤ 75 mΩ

 

 

Connection Diagram

 

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