S-8243A Datasheet, PDF (22/34 Pages) Seiko Instruments Inc – BATTRY PROTECTION IC FOR 3-SERIAL OR 4-SERIAL CELL PACK

BATTERY PROTECTION IC FOR 3-SERIAL OR 4-SERIAL CELL PACK
S-8243A/B Series
Rev.2.4_00
4. CTL3, TL4 pin voltage
V_DD
DOP pin
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
voltage^*1
V_SS
COP pin
voltage ^*1
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
V_SS
S-8243A
(3-serial cell)
VBATOUT
pin voltage
V_OUT
V_BAT
V_OFF
V1 × 0.2
V_SS ^{V1 offset +V1 offset}
Don’t
use
Don’t
V2 × 0.2
V3 × 0.2 Don’t
use _{V2 offset +V2 offset V3 offset +V3 offset} use
S-8243B
(4-serial cell)
VBATOUT
pin voltage
V_OUT
V_BAT
V_OFF
V1 × 0.2
V2 × 0.2
V3 × 0.2
V4 × 0.2
V_SS ^{V1 offset +V1 offset V2 offset +V2 offset V3 offset +V3 offset V4 offset +V4 offset}
Don’t
use
VREG pin
voltage
V_DD
V_OUT
V_SS
CTL3 pin
voltage
V_DD
V_OUT
OPEN
V_SS
V_DD
CTL4 pin
voltage
V_OUT
OPEN
V_SS
*1. State depends on CTL1 and CTL2 and each battery voltage and the VMP pin voltage. Refer to
Figure 6 to 8.
Figure 9
22
Seiko Instruments Inc.