S-8233C Datasheet, PDF (16/26 Pages) Seiko Instruments Inc – BATTERY PROTECTION IC FOR 3-SERIAL-CELL PACK

BATTERY PROTECTION IC FOR 3-SERIAL-CELL PACK
S-8233C Series
2. Over discharge detection
Rev.4.0_00
VCU
Battery ^VCD
voltage ^VDU
VDD
VCC
CSO
terminal
VSS
VCC
DSO
terminal
VSS
VCC
ISO
terminal
VSS
VCC
DOP
terminal
VSS
COP
terminal
VSS
VCHA
VMP V_CC
terminal V_IOV1
VSS
Charger
connected
Load
connected
Mode*1
V1 battery
Delay
Delay
V2 battery
V3 battery
Hi-z
Delay
Delay
Delay
*1. Normal mode, Over charge mode, Over discharge mode, Over current mode
Remark The charger is assumed to charge with a constant current. VCHA indicates the open voltage of the charger.
Figure 6
16
Seiko Instruments Inc.