S-8243A Datasheet, PDF (6/34 Pages) Seiko Instruments Inc – BATTRY PROTECTION IC FOR 3-SERIAL OR 4-SERIAL CELL PACK

BATTERY PROTECTION IC FOR 3-SERIAL OR 4-SERIAL CELL PACK
S-8243A/B Series
Rev.2.4_00
„ Pin Configuration
VDD
DOP
COP
VMP
VC1
VC2
VC3
VSS
16-Pin TSSOP
Top view
1
16
2
15
3
14
4
13
5
12
6
11
7
10
8
9
VREG
CTL1
CTL2
CTL3
CTL4
VBATOUT
CCT
CDT
Figure 3
Table 3 Pin description (S-8243A Series)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Symbol
VDD
DOP
COP
VMP
VC1
VC2
VC3
VSS
CDT
CCT
VBATOUT
CTL4
CTL3
CTL2
CTL1
VREG
Description
Positive power input pin. Battery 1 positive voltage connection pin
FET gate connection pin for discharge control (CMOS output)
FET gate connection pin for charge control (Nch open-drain output)
Voltage detection pin between VDD and VMP (Over current detection pin)
No connection
Battery1 negative voltage and battery 2 positive voltage connection pin
Battery 2 negative voltage and battery 3 positive voltage connection pin
Negative power input pin. Battery 3 negative voltage connection pin
Capacitor connection pin for overdischarge detection delay time and over current detection1 delay time
Capacitor connection pin for overcharge detection delay time
Output pin for each battery voltage and offset
Battery selection control signal input
Battery selection control signal input
Charge and discharge control signal input
Charge and discharge control signal input
3.3 V voltage regulator output
Table 4 Pin description (S-8243B Series)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Symbol
VDD
DOP
COP
VMP
VC1
VC2
VC3
VSS
CDT
CCT
VBATOUT
CTL4
CTL3
CTL2
CTL1
VREG
Description
Positive power input pin. Battery 1 positive voltage connection pin
FET gate connection pin for discharge control (CMOS output)
FET gate connection pin for charge control (Nch open-drain output)
Voltage detection pin between VDD and VMP (Over current detection pin)
Battery1 negative voltage and battery 2 positive voltage connection pin
Battery 2 negative voltage and battery 3 positive voltage connection pin
Battery 3 negative voltage and battery 4 positive voltage connection pin
Negative power input pin. Battery 4 negative voltage connection pin
Capacitor connection pin for overdischarge detection delay time and over current detection1 delay time
Capacitor connection pin for overcharge detection delay time
Output pin for each battery voltage and offset
Battery selection control signal input
Battery selection control signal input
Charge and discharge control signal input
Charge and discharge control signal input
3.3 V voltage regulator output
6
Seiko Instruments Inc.