S-8241 Seiko Instruments, S-8241 Datasheet - Page 20

• Manufacturer Part Number: S-8241
• Description: Battery Protection IC for 1-Cell Pack
• Manufacturer: Seiko Instruments

20
BATTERY PROTECTION IC FOR 1-CELL PACK
S-8241 Series
4. Abnormal charge current detection
Battery
voltage
DO pin
CO pin
VM pin
Note: (1) Normal mode, (2) Overcharge mode, (3) Overdischarge mode, (4) Overcurrent mode
Charger connection
Load connection
The charger is assumed to charge with constant current.
Mode
V
V
V
V
V
V
V
V
V
V
V
DD
SS
CU
CL
DU
DL
DD
SS
DD
SS
CHA
Overdischarge detection delay time (t
(1)
Seiko Instruments Inc.
Figure 10
(3)
DL
)
(1)
Abnormal charging current detection delay time
( = Overcharge detection delay time (t
(2)
(1)
Rev.4.1
CU
))
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