Home->PCM for Li-ion/Li-Polymer Battery Packs -> For 1S Packs (3.7V)

Battery Protection Circuit Module (PCM) for 3.7V 1cells in series Li-ion/Li-Polymer Battery Packs

Part number: HCX-2533

Features and Benefits

1.Battery management circuit board for 3.7V 1S Li-ion and Li-polymer battery pack;
2.BMS/PCB/PCM applies for 1 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

4.30±0.05V

 

2

over charge recovery voltage

4.10±0.05V

 

3

over charge protection delay time

80ms-200ms

 

4

over discharge protection voltage

2.40±0.1V

 

5

over discharge recovery voltage

3.0±0.1V

 

6

over discharge protection delay time

20ms-80ms

 

7

over current protection current

2.0-6.0A

 

8

short protection delay time

5ms-20ms

 

9

static self-consumption current

I< 7.0uA

 

10

PCB  internal resistance

R<75

 

Connection Diagram

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