S-8233C_1 Datasheet, PDF (4/27 Pages) Seiko Instruments Inc – BATTERY PROTECTION IC FOR 3-SERIAL-CELL PACK

BATTERY PROTECTION IC FOR 3-SERIAL-CELL PACK
S-8233C Series
Rev.4.1_00
Pin Configurations
16-Pin TSSOP
Top View
DOP
1
16
NC
2
15
COP
3
14
VMP
4
13
COVT
5
12
CDT
6
11
CCT
7
10
VSS
8
9
Figure 2
Table2
Pin No. Symbol
Description
VCC
1
DOP Connects FET gate for discharge control (CMOS output)
NC
2
NC
Non connect^*1
CSO
VC1
3
COP Connects FET gate for charge control (Nch open-drain output)
ISO
4
VMP Detects voltage between VCC to VMP(Over current detection pin)
VC2
DSO
5
COVT Connects capacitor for over current detection 1 delay circuit
CTL
6
CDT Connects capacitor for over discharge detection delay circuit
7
CCT Connects capacitor for over charge detection delay circuit
8
VSS Negative power input, and connects negative voltage for battery 3
9
CTL Charge/discharge control signal input
10
DSO Over discharge condition signal output
11
VC2 Connects battery 2 negative voltage and battery 3 positive voltage
12
ISO Over current condition signal output
13
VC1 Connects battery 1 negative voltage and battery 2 positive voltage
14
CSO ^{Over voltage condition signal output}
15
NC
Non connect^*1
16
VCC ^{Positive power input and connects battery 1 positive voltage}
*1. The NC pin is electrically open. The NC pin can be connected to VCC or VSS.
4
Seiko Instruments Inc.