Datasheet

BATTERY PROTECTION IC FOR SINGLE-CELL PACK
S-8261 Series
Rev.4.1_00
Seiko Instruments Inc.
6
Table 3
Delay time
combination
Overcharge
detection
delay time
t
CU
Overdischarge
detection
delay time
t
DL
Overcurrent 1
detection
delay time
t
lOV1
Overcurrent 2
detection
delay time
t
lOV2
Load short-circuiting
detection
delay time
t
SHORT
(1) 1.2 s 144 ms 9 ms 2.24 ms 320 µ s
(2) 1.2 s 144 ms 4.5 ms 2.24 ms 320 µ s
(3) 4.6 s 36 ms 18 ms 9 ms 320 µ s
(4) 4.6 s 144 ms 9 ms 2.24 ms 320 µ s
(5) 4.6 s 144 ms 9 ms 4.5 ms 600 µ s
(6) 1.84 s 115 ms 7.2 ms 3.6 ms 488 µ s
(7) 1.2 s 36 ms 9 ms 2.24 ms 320 µ s
(8) 1.2 s 144 ms 9 ms 1.12 ms 320 µ s
(9) 1.2 s 290 ms 18 ms 2.24 ms 320 µ s
(10) 1.2 s 144 ms 18 ms 2.24 ms 320 µ s
(11) 1.2 s 36 ms 9 ms 1.12 ms 320 µ s
Remark The delay times can be changed within the range listed Table 4. For details, please contact our sales office.
Table 4
Delay time Symbol Selection range Remarks
Overcharge detection delay time t
CU
0.15 s 1.2 s 4.6 s Choose from the left.
Overdischarge detection delay time t
DL
36 ms 144 ms 290 ms Choose from the left.
Overcurrent 1 detection delay time t
lOV1
4.5 ms 9 ms 18 ms Choose from the left.
Overcurrent 2 detection delay time t
lOV1
1.12 ms 2.24 ms  Choose from the left.
Load short-circuiting detection delay time t
SHORT
 320 µs 600 µs Choose from the left.
Remark The value surrounded by bold lines is the delay time of the standard products.