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Battery Protection Circuit Board (PCM) for 1S Cells 3.7V Battery Packs

Part number: HCX-3559

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.With Overcharge Protection,Short Circuit Protection;
4.The Maximal working current: 2A;
5.Compatible with both Li-ion and Li-Polymer cells.  

Specifications

 

Item

Contents

Criteria

1

Model

HCX-3559

1S- 2A working current

2

Voltage

Charging voltage

4.2V

3

Current

Maximal continuous charging current

2A

Maximal continuous discharging current

2A

Current consumption

<7uA

4

Overcharge Protection

Over charge detection voltage

 

4.2V~4.35V(Adjustable)

Over charge detection delay time

Release when charge

Over charge release voltage

 

4.0V~4.2V(Adjustable)

5

Over Discharge Protection

Over discharge detection voltage

 

2.3V~3.0V(Adjustable)

Over discharge detection delay time

<30ms

Over discharge release voltage

 

2.3V~3.0V(Adjustable)

6

Over Current Protection

Over current detection voltage

 

0.1V~0.2V(Adjustable)

Over current detection current

1.5A~4.5A

Detection delay time

<16mS

Release condition

Cut load,automatically recover

7

Short Circuit Protection

Detection condition

Exterior shot circuit

Detection delay time

<450uS

Release condition

Cut load,automatically recover

8

Balance

Balance voltage for single cell

/

Balance current for single cell

/

9

Resistance

Inner resistance

<70mΩ

10

Temperature

Operating temperature range

-40~+85°C

Storage temperature range

-55~+125°C

11

Size  (L*W*H)

L23.5mm*W3.5mm*T0.7mm

 

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