s-8242bar-t8t1g Seiko Instruments Inc., s-8242bar-t8t1g Datasheet - Page 16

• Manufacturer Part Number: s-8242bar-t8t1g
• Description: Battery Protection Ic For 2-serial-cell Pack
• Manufacturer: Seiko Instruments Inc.

16
BATTERY PROTECTION IC FOR 2-SERIAL-CELL PACK
S-8242B Series
2. Overcurrent Detection
*1. (1) : Normal mode
Remark The charger is assumed to charge with a constant current.
Battery
voltage
DO pin
voltage
CO pin
voltage
VM pin
voltage
Charger
connection
Mode
(2) : Overcurrent mode
*1
(n= 1, 2)
V
V
V
V
V
V
V
V
V
V
V
V
CUn
CLn
DUn
DLn
DD
SS
DD
SS
DD
IOV2
IOV1
SS
Overcurrent detection
delay time 1 (t
(1)
IOV1
)
(2)
Seiko Instruments Inc.
Figure 11
(1)
Overcurrent detection
delay time 2 (t
IOV2
)
(2)
Rev.1.7
(1)
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