s-8209a Seiko Instruments Inc., s-8209a Datasheet - Page 4

• Manufacturer Part Number: s-8209a
• Description: Battery Protection Ic With Cell-balance Function
• Manufacturer: Seiko Instruments Inc.

4
BATTERY PROTECTION IC WITH CELL-BALANCE FUNCTION
S-8209A Series
Pin Configurations
1
2
3
4
1
2
3
4
8-Pin TSSOP
Top view
Figure 2
Top view
Figure 3
SNT-8A
8
7
6
5
8
7
6
5
Remark For the external views, refer to the package drawings.
Remark For the external views, refer to the package drawings.
Pin No.
Pin No.
Seiko Instruments Inc.
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Symbol
Symbol
CTLC
CTLD
CTLC
CTLD
VDD
CDT
VDD
CDT
VSS
VSS
DO
CO
DO
CO
CB
CB
Pin for charge control
Pin for dischage control
Connection pin for input positive power supply,
for battery’s positive voltage
Connection pin to capacitor for overcharge
detection delay, for overdischarge detection delay
Connection pin for battery’s negative voltage
(Nch open drain output)
(Nch open drain output)
(CMOS output)
Pin for charge control
Pin for dischage control
Connection pin for input positive power supply,
for battery’s positive voltage
Connection pin to capacitor for overcharge
detection delay, for overdischarge detection delay
Connection pin for battery’s negative voltage
(Nch open drain output)
(Nch open drain output)
(CMOS output)
Input pin for negative power supply,
Output pin for discharge control
Output pin for charge control
Output pin for cell-balance control
Input pin for negative power supply,
Output pin for discharge control
Output pin for charge control
Output pin for cell-balance control
Table 3
Table 4
Description
Description
Rev.1.0
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