S8211C Datasheet, PDF (26/43 Pages) Seiko Instruments Inc – High-accuracy voltage detection circuit

BATTERY PROTECTION IC FOR 1-CELL PACK
S-8211C Series
2. Discharge overcurrent detection
VCU
VCL (VCU − VHC)
Battery voltage
VDU (VDL + VHD)
VDL
VDD
DO pin voltage
VSS
VDD
CO pin voltage
VSS
V_DD
VM pin voltage
VSHOR_T
VDIOV
VSS
Load connection
Discharge overcurrent
detection delay time (tDIOV)
(1)
(2)
Status^*1
Load short-circuiting
detection delay time (tSHORT)
(1)
(2)
*1. (1): Normal status
(2): Discharge overcurrent status
Remark The charger is assumed to charge with a constant current.
Figure 12
Rev.7.7_00
(1)
26
Seiko Instruments Inc.