S-8232 Datasheet, PDF (16/27 Pages) Seiko Instruments Inc – BATTERY PROTECTION IC FOR 2-SERIAL-CELL PACK

BATTERY PROTECTION IC FOR 2-SERIAL-CELL PACK
S-8232 Series
Rev.5.4_00
2. Overdischarge Detection
VCU
VCD
Battery _VDU
voltage _VDD
V1 battery
V2 battery
VSS
VCC
DO pin
voltage
VSS
Vcc
CO pin
voltage
Vss
EB−
VCC
VM pin ^VIOV2
voltage _VIOV1
VSS
EB−
Charger connection
Load connection
Delay
Mode ^*1
<1>
<3>
*1. <1> Normal mode
<2> Over charge mode
<3> Over discharge mode
<4> Over current mode
Delay
No Delay
<1>
<3>
<2> & <3>
<3>
Remark The charger is assumed to charge with a constant current.
Figure 6
16
Seiko Instruments Inc.