Single-cell Li-ion / Li-polymer Battery Protection IC
Rev. E09-06
A7B Series
TIMING CHART
Discharge over-current detection, Load short-circuiting detection, Charge over-current detection
Load connected
Load connected
Charger connected
Load connected
V
C
V
DD
Vdc
V
M
V
DD
Vshort
VIdc
V
SS
VIc
V
DD
D
O
V
SS
V
DD
C
O
V
SS
V
M
tidc
trel1
tshort
trel1
tic
trel1
Vc
Vdc
VIc
VIdc
: Over-charge detection voltage
: Over-discharge detection voltage
: Charge over-current detection voltage
: Discharge over-current detection voltage
tic
tidc
trel1
: Charge over-current detection delay time
: Discharge over-current detection delay time
: Release delay time 1
tshort : Load short-circuiting detection delay time
Vshort : Load short-circuiting detection voltage
12
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AnaSem Inc.