S-8254AALFT-TB-G Seiko Instruments, S-8254AALFT-TB-G Datasheet - Page 17

• Manufacturer Part Number: S-8254AALFT-TB-G
• Description: IC LI-ION BATT PROTECT 16-TSSOP
• Manufacturer: Seiko Instruments

Specifications of S-8254AALFT-TB-G

• Function: Over/Under Voltage Protection
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 2 V ~ 24 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP
• Output Voltage: 4.3 V
• Operating Supply Voltage: 2 V to 24 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Rev.5.0
1. Overcharge Detection and Overdischarge Detection
Timing Chart
*1. < 1 > : Normal status
Remark The charger is assumed to charge with a constant current. V
Charger connection
Battery voltage
DOP pin voltage
COP pin voltage
VMP pin voltage
< 2 > : Overcharge status
< 3 > : Overdischarge status
< 4 > : Power-down status
_01
Load connection
39 / 40×V
(n = 1 to 4)
1 / 2×V
the charger.
Status
V
V
V
V
V
V
V
V
V
V
V
BATTERY PROTECTION IC FOR 3-SERIAL- OR 4-SERIAL-CELL PACK
CUn
CLn
DUn
DLn
DD
SS
EB+
SS
EB+
DD
SS
DD
DD
*1
Overcharge connection delay time (t
<1>
Seiko Instruments Inc.
High-Z
<2>
CU
)
Figure 9
Overdischarge connection delay time (t
<1>
<3>
EB+
High-Z
indicates the open voltage of
<4>
S-8254A Series
DL
)
<1>
17