3S4P BMS PCB PCM Smart PCB Circuit Board PCBA For Li Ion Battery Pack

NO

Items

Protection condition

Delay time

Release condition

1

Cell Over charge voltage Cell

1st level safty

4.250V±0.025V

2.0s±0.5s

4.08±0.050V

2nd level safty

4.35V±0.050V

2.0s±0.5s

permanent fail

2

Cell Under discharge voltage

1st level safty

2.750V±0.025V

2.0s±0.5s

3.000±0.050V

SUV Threshold

2.000V±0.025V

5.0s±0.5s

permanent fail

3

Over current

OCC1 Threshold

8A±0.2A

3.0s±0.5s

-50mA/5s

OCC2 Threshold

10A±0.2A

2.0s±0.5s

-50mA/5s

OCD1 Threshold

8A±0.2A

3.0s±0.5s

0mA/10s

OCD2 Threshold

10A±0.2A

2.0s±0.5s

0mA/10s

AOLD Threshold

30.0A±3.0A

10ms-30ms

0mA/5s

ASCC Threshold

54.00A±5.0A

350uS-600us

0mA/5s

ASCD1 Threshold

54.0A±5.0A

800uS-1000us

0mA/5s

ASCD2 Threshold

66A±5.0A

300uS-600us

0mA/5s

4

Over temperature

OTC Threshold

65±3℃

2.0s±0.5s

60±3℃

OTD Threshold

70±3℃

2.0s±0.5s

60±3℃

OTF Threshold

90±3℃

2.0s±0.5s

80±3℃

UTC Threshold

-3±3℃

2.0s±0.5s

-0±3℃

UTD Threshold

-25±3℃

2.0s±0.5s

-20±3℃

5

Charge Balanced

Cell Balance Threshold

3.600±0.050V

Balanced Cell Balance Window

100mV

Cell Balance Min

40mV

Cell Balance Interval

20s

6

continuous current

Charge current

5.0A

discharging current

5.0A

7

(L*W*H)Size

82*17*2.5mm±0.5mm