s-8261aaj Seiko Instruments Inc., s-8261aaj Datasheet - Page 23

• Manufacturer Part Number: s-8261aaj
• Description: Battery Protection Ic For 1-cell Pack
• Manufacturer: Seiko Instruments Inc.

Rev.4.6
(3) Charger Detection
(4) Abnormal Charge Current Detection
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Battery
voltage
DO pin
CO pin
VM pin
Remark (1) Normal status, (2) Overcharge status, (3) Overdischarge status, (4) Overcurrent status
Battery
voltage
DO pin
CO pin
VM pin
Remark (1) Normal status, (2) Overcharge status, (3) Overdischarge status, (4) Overcurrent status
Charger connection
Load connection
Charger connection
Load connection
Status
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
The charger is supposed to charge with constant current.
The charger is supposed to charge with constant current.
C U
C U
D L
D L
D D
SS
D D
SS
D D
SS
C HA
CU
CU
DL
DL
DD
SS
DD
SS
DD
SS
CHA
Status
V
V
V
V
H D
HC
HC
HD
Overdischarge detection delay time (t
(1)
(1)
Overdischarge detection delay time (t
Seiko Instruments Inc.
BATTERY PROTECTION IC FOR 1-CELL PACK
(3)
Figure 8
Figure 9
(3)
D L
)
DL
)
(1)
In case VM pin voltage
Overdischarge is released at the overdischarge
detection voltage (V
Abnormal charging current detection delay time
(
Overcharge detection delay time (t
(2)
DL
)
(1)
V
CHA
(1)
S-8261 Series
CU
))
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