S-8230AAD-I6T1U Datasheet, PDF (23/37 Pages) Seiko Instruments Inc – BATTERY PROTECTION IC

Rev.2.5_00
BATTERY PROTECTION IC WITH DISCHARGE CONTROL FUNCTION FOR 1-CELL PACK
S-8230A/B Series
3. Charge overcurrent detection
V_CU
V_CL (V_CU − V_HC)
Battery voltage
V_DU (V_DL + V_HD)
V_DL
V_DD
DO pin voltage
V_SS
V_DD
CO pin voltage
V_SS
V_EB−
V_DD
VM pin voltage
V_C^V_IOSSV
V_EB−
Charger connection
Load connection
Status^*1
Charge overcurrent detection
delay time (t_CIOV)
(1)
(2)
Overdischarge detection
delay time (t_DL) _{Charge overcurrent detection}
delay time (t_CIOV)
(1)
(3)
(1)
(2)
*1. (1): Normal status
(2): Charge overcurrent status
(3): Overdischarge status
Remark The charger is assumed to charge with a constant current.
Figure 13
23