BATTERY PROTECTION IC FOR 1-CELL PACK

S-8211C Series

Seiko Instruments Inc.

10

2. Except Detection Delay Time (

−40 to +85 °C

Table 9

(

−40 to +85 °C

Item

Symbol

Condition

Min.

Typ.

Max. Unit

Test

Condi-

tion

Test

Circuit

DETECTION VOLTAGE

Overcharge detection voltage

3.90 to 4.40 V, Adjustable

− 0.060

+ 0.040

V

1

1

− 0.08

+ 0.065

V

1

1

Overcharge release voltage

3.80 to 4.40 V,

Adjustable

− 0.06

+ 0.04

V

1

1

Overdischarge detection voltage

2.00 to 3.00 V, Adjustable

− 0.11

+ 0.13

V

2

2

− 0.15

+ 0.19

V

2

2

Overdischarge release voltage

2.00 to 3.40 V,

Adjustable

− 0.11

+ 0.13

V

2

2

Discharge overcurrent detection voltage

0.05 to 0.30 V, Adjustable

− 0.021

+ 0.024

V

3

2

Load short-circuiting detection voltage

*2

−

0.16

0.50

0.84

V

3

2

Charge overcurrent detection voltage

−

− 0.14

− 0.1

− 0.06

V

4

2

0 V BATTERY CHARGE FUNCTION

0 V battery charge starting charger voltage

0 V battery charging function

“available”

1.7

−

−

V

11

2

0 V battery charge inhibition battery voltage

0 V battery charging function

“unavailable”

−

−

0.3

V

12

2

INTERNAL RESISTANCE

Resistance between VM pin and VDD pin

78

300

1310

k

Ω

6

3

Resistance between VM pin and VSS pin

7.2

20

44

k

Ω

6

3

INPUT VOLTAGE

Operating voltage between VDD pin

and VSS pin

−

1.5

−

8

V

−

−

Operating voltage between VDD pin

and VM pin

−

1.5

−

28

V

−

−

INPUT CURRENT

Current consumption during operation

0.7

3.0

6.0

µA

5

2

Current consumption at power-down

−

−

0.3

µA

5

2

OUTPUT RESISTANCE

CO pin resistance “H”

1.2

5

15

k

Ω

7

4

CO pin resistance “L”

1.2

5

15

k

Ω

7

4

DO pin resistance “H”

1.2

5

15

k

Ω

8

4

DO pin resistance “L”

1.2

5

15

k

Ω

8

4

*1. Since products are not screened at high and low temperature, the specification for this temperature range is guaranteed by design,

not tested in production.