s-8204bad-tct1g Seiko Instruments Inc., s-8204bad-tct1g Datasheet - Page 19
s-8204bad-tct1g
Manufacturer Part Number
s-8204bad-tct1g
Description
Battery Protection Ic For 3-series Or 4-series Cell Pack
Manufacturer
Seiko Instruments Inc.
Datasheet
1.S-8204BAD-TCT1G.pdf
(33 pages)
- Current page: 19 of 33
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Rev.1.3
1. Overcharge Detection and Overdischarge Detection
Timing Chart (in the circuit in Figure 10)
*1. <1> : Normal status
Remark The charger is assumed to charge with a constant current. V
VMP pin voltage 1/2×V
_00
Charger connection
<2> : Overcharge status
<3> : Overdischarge status
DOP pin voltage
COP pin voltage
Status
Load connection
Battery voltage
charger.
39/40×V
*1
(n = 1 to 4)
BATTERY PROTECTION IC FOR 3-SERIES OR 4-SERIES CELL PACK
V
V
V
V
V
V
V
V
V
CUn
CLn
DLn
DD
SS
DD
EB-
DD
DD
SS
DD
<1>
Overcharge detection
delay time (t
Seiko Instruments Inc.
CU
High-Z
<2>
)
Figure 8
Overdischarge detection
<1>
delay time (t
EB-
indicates the open voltage of the
DL
High-Z
)
<3>
S-8204B Series
<1>
19
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