s-8243b Seiko Instruments Inc., s-8243b Datasheet - Page 5

• Manufacturer Part Number: s-8243b
• Description: Battry Protection Ic For 3-serial Or 4-serial Cell Pack
• Manufacturer: Seiko Instruments Inc.

Rev.2.5
Pin Configuration
Pin No.
Pin No.
10
11
12
13
14
15
16
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
_00
VBATOUT Output pin for battery voltage and offset voltage
VBATOUT Output pin for battery voltage and offset voltage
Symbol
Symbol
VREG
VREG
CTL4
CTL3
CTL2
CTL1
CTL4
CTL3
CTL2
CTL1
VDD
DOP
COP
VMP
VSS
CDT
CCT
VDD
DOP
COP
VMP
VC1
VC2
VC3
VSS
CDT
CCT
VC1
VC2
VC3
BATTERY PROTECTION IC FOR 3-SERIAL OR 4-SERIAL CELL PACK
Input pin for positive power supply, Connection pin for battery 1’s positive voltage
Connection pin for discharge control FET gate (CMOS output)
Connection pin for charge control FET gate (Nch open drain output)
Pin for voltage detection between VDD-VMP pin (Pin for overcurrent detection)
No connection
Connection pin for battery 1’s negative voltage, for battery 2’s positive voltage
Connection pin for battery 2’s negative voltage, for battery 3’s positive voltage
Input pin for negative power supply, Connection pin for battery 3’s negative voltage
Connection pin to capacitor for overdischarge detection delay, for overcurrent detection delay 1
Connection pin to capacitor for overcharge detection delay
Pin for selecting output from VBATOUT pin
Pin for selecting output from VBATOUT pin
Control pin for charge / discharge FET
Control pin for charge / discharge FET
Output pin for voltage regulator (3.3 V)
Input pin for positive power supply, Connection pin for battery 1’s positive voltage
Connection pin for discharge control FET gate (CMOS output)
Connection pin for charge control FET gate (Nch open drain output)
Pin for voltage detection between VDD-VMP pin (Pin for overcurrent detection)
No connection
Connection pin for battery 1’s negative voltage, for battery 2’s positive voltage
Connection pin for battery 2’s negative voltage, for battery 3’s positive voltage
Input pin for negative power supply, Connection pin for battery 3’s negative voltage
Connection pin to capacitor for overdischarge detection delay, for overcurrent detection delay 1
Connection pin to capacitor for overcharge detection delay
Pin for selecting output from VBATOUT pin
Pin for selecting output from VBATOUT pin
Control pin for charge / discharge FET
Control pin for charge / discharge FET
Output pin for voltage regulator (3.3 V)
Table 3 Pin description (S-8243A Series)
Table 4 Pin description (S-8243B Series)
DOP
COP
VMP
VDD
VSS
VC1
VC2
VC3
Seiko Instruments Inc.
1
2
3
4
5
6
7
8
16-Pin TSSOP
Top view
Figure 3
16
15
14
13
12
11
10
Description
Description
9
VREG
CTL1
CTL2
CTL3
CTL4
VBATOUT
CCT
CDT
S-8243A/B Series
5