S-8233ACFE-TB Seiko Instruments, S-8233ACFE-TB Datasheet - Page 18

• Manufacturer Part Number: S-8233ACFE-TB
• Description: Battery Management 4.25V 3-Cell Serial
• Manufacturer: Seiko Instruments

Specifications of S-8233ACFE-TB

• Product: Charge Management
• Battery Type: Li-Ion Pack
• Output Voltage: 24 V
• Operating Supply Voltage: 2 V to 24 V
• Supply Current: 50 uA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: - 20 C
• Package / Case: SOP-14
• Mounting Style: SMD/SMT
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

3. Over current detection
18
BATTERY PROTECTION IC FOR 3-SERIAL-CELL PACK
S-8233A Series
VMP
terminal
Battery
voltage
DOP
terminal
COP
terminal
*1.
Remark The charger is assumed to charge with a constant current. V
Charger
connected
Load
connected
Mode
V
V
V
V
V
V
V
V
V
V
V
IOV2
IOV3
CC
IOV1
CU
CD
DU
DD
CC
SS
SS
Normal mode,
*1
Delay t
Over charge mode,
IOV1
V1, V2, and V3 batteries
Hi-z
Over discharge mode,
Seiko Instruments Inc.
Delay t
IOV2
Figure 8
Over current mode
CHA
Hi-z
indicates the open voltage of the charger.
Delay
CTL terminal
V
Hi-z
SS
t
IOV3
V
CC
discharging
Inhibit charging and
CTL terminal
V
CC
Hi-z
V
SS
Rev.3.2
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