S-8241ACFMC-GCFT2G Seiko Instruments, S-8241ACFMC-GCFT2G Datasheet - Page 24

• Manufacturer Part Number: S-8241ACFMC-GCFT2G
• Description: IC LI-ION BATT PROTECT SOT23-5
• Manufacturer: Seiko Instruments

Specifications of S-8241ACFMC-GCFT2G

• Function: Over/Under Voltage Protection
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SC-74A, SOT-753
• Product: Li-Ion Protection
• Output Voltage: 4.295 V
• Operating Supply Voltage: 1.5 V to 8 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

24
BATTERY PROTECTION IC FOR 1-CELL PACK
S-8241 Series
(3) Overcurrent detection
(4) Charger detection
Battery
voltage
Remark (1) : Normal status, (2) : Overcharge status, (3) : Overdischarge status, (4) : Overcurrent status
DO pin
CO pin
VM pin
Battery
voltage
Load connection
Charger connection
DO pin
Note: (1) Normal mode, (2) Overcharge mode, (3) Overdischarge mode, (4) Overcurrent mode
CO pin
VM pin
Load connection
Charger connection
Overcurrent 1 detection delay time (t
Remark (1) : Normal status, (2) : Overcharge status, (3) : Overdischarge status, (4) : Overcurrent status
The charger is assumed to charge with constant current.
The charger is assumed to charge with constant current.
Status
Mode
V
V
V
V
V
V
V
V
V
V
V
V
V
Status
CU
CL
DU
DL
DD
IOV2
IOV1
SS
SHORT
DD
SS
DD
SS
V
V
V
V
V
V
V
V
V
V
V
The charger is assumed to charge with constant current.
CU
CL
DU
DL
DD
SS
DD
SS
DD
SS
CHA
(1)
(4)
Overdischarge detection delay time (t
(1)
IOV1
)
(1)
Overcurrent 2 detection delay time (t
Seiko Instruments Inc.
Figure 10
Figure 9
(4)
(3)
DL
)
If VM pin voltage < V
Overdischarge is released at
overdischarge detection voltage (V
(1)
IOV2
) Load short-circuiting detection delay time (t
(4)
CHA
(1)
DL
)
(1)
Rev.9.0
SHORT
)
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