VOLTAGE MONITORING IC WITH CELL BALANCING FUNCTION

S-8249 Series

4

Table 2 (2 / 2)

Product Name

Cell Balancing

Detection

Voltage

Cell Balancing

Release

Voltage

Overcharge

Detection

Voltage

Overcharge

Release

Voltage

CO Pin

Output Form

CO Pin

Output Logic

Combination of

Delay Time

S-8249ABA-M6T1U

3.650 V

3.550 V

3.800 V

3.500 V

CMOS output

Active "L"

(3)

S-8249ABB-M6T1U

4.350 V

4.350 V

4.425 V

4.325 V

CMOS output

Active "L"

(3)

S-8249ABC-M6T1U

4.200 V

4.200 V

4.300 V

4.200 V

CMOS output

Active "L"

(4)

Remark1. Contact our sales office for the products with detection voltage values other than those specified above.

3. Refer to Table 3 for details about combinations of delay times.

Table 3

Combination of

Delay Time

Cell Balancing

Detection Delay Time

Cell Balancing

Release Delay Time

Overcharge Detection

Delay Time

Overcharge Release

Delay Time

(1)

128 ms

1.0 ms

128 ms

1.0 ms

(2)

128 ms

1.0 ms

1024 ms

1.0 ms

(3)

64 ms

2.0 ms

256 ms

2.0 ms

(4)

64 ms

2.0 ms

256 ms

1.0 ms

Remark

The delay times can be changed within the ranges listed above. For details, please contact our sales

office.

Table 4

Delay Time

Symbol

Selection Range

Remark

Cell balancing detection

delay time

*1

64 ms

128 ms

*2

256 ms

512 ms

1024 ms

Select a value

from the left.

Cell balancing release

delay time

0.5 ms

1.0 ms

*2

2.0 ms

Select a value

from the left.

Overcharge detection

delay time

*1

64 ms

128 ms

*2

256 ms

512 ms

1024 ms

Select a value

from the left.

Overcharge release

delay time

0.5 ms

1.0 ms

*2

2.0 ms

Select a value

from the left.

*2. The value is the delay time of the standard products.