SPF-LB-24-35 BMS

Specification

  1. With a communication port for SMBus interface via USB tool bridge to PC to gather battery information, helpful for engineering or R&M services.
  1. Monitoring battery SoC and SoH, such as amperes, volts, capacity; and protection status and cell balance, event records etc.  
  1. Smart cell balance design .
  1. Electrical parameters are adjustable in default for customization, designed for 7S cells

 

  1. Key Specifications

ITEM

Unit

Min

Typical

Max

CC/CV

Standard Charging Voltage (7S)

V

 

29.0

 

Max Charge Current =

A

 

13

 

Over-Charge  Protect(OVP)

OVP Detect Voltage

V

 

4.152

 

OVP Release Voltage

V

 

4.02

 

OVP Detect Delay Time

Sec

 

2

 

Over Charge Current Protection (OCCP)>

A

 

13

 

OCCP Detect Delay Time

S

 

3

 

 (UVP)

Under Voltage Protect (UVP)

Discharge Voltage

V

21.0

 

29.06

UVP  Detect Volt

V

 

3.00

 

UVP  Detect Delay Time

Sec

 

2

 

UVP  Release Voltage

V

 

3.30

 

UVP Current Consumption

uA

 

700

 

 Shut Down Voltage in quiescence

V

 

2.90

 

Shut Down Current @ Vcel=2.5 after UVP

uA

 

20

 

Over Discharge Current Protect

(ODCP)

Max Continuous Discharge Current =

A

 

35

 

Over Discharge Current Protect (ODCP) >

A

 

35

 

ODCP Detect Delay Time

S

 

10

 

Second ODCP >

A

 

60

 

Second ODCP Detect Delay Time

mS

 

31

 

Short Circuit Protection>=

A

 

150

 

Short Circuit Protection(SCP.) Delay Time

uS

 

550

 

Hiccup as detected current remains SCP

S

3

 

120

SCPR. by charging trigger or SC removed

S

 

60

 

Cell Balanxe

Balance Start Volts@ Delta V.>20m V or

V

 

4.03

 

Balance Release@ Delta V<20m V or

V

 

4.03

 

平衡能力Balance Capability

mA

 

 

100

Over Temperature Protection(OTP)

OTP in Charging when Temp. out of

0

 

45

Chg. OTP Release when temp. within

5

 

40

OTP in discharge when temp. out of

-20

 

60

Dchg.OTP Release when temperature within

-10

 

50

Temperature

Ambient Temp.

- 20

25

45

Storage Temp.

- 20

25

45

Temp. BTS

NTC 10k+/-1% Ohm b=3435K +/-2%

 

 

 

 

Dimension

170*65*20

mm

 

 

 

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