S-8241 Seiko Instruments, S-8241 Datasheet - Page 7

• Manufacturer Part Number: S-8241
• Description: Battery Protection IC for 1-Cell Pack
• Manufacturer: Seiko Instruments

Rev.4.1
*1. Since products are not screened at high and low temperatures, the specification for this temperature range is guaranteed by design,
DETECTION VOLTAGE
Overcharge detection voltage
V
Overcharge release voltage
V
Overdischarge detection voltage
V
Overdischarge release voltage
V
Overcurrent 1 detection voltage
V
Overcurrent 2 detection voltage
Load short-circuiting detection
voltage
Charger detection voltage
Overcharge detection voltage
temperature factor
Overcurrent 1 detection voltage
temperature factor
INPUT VOLTAGE, OPERATING VOLTAGE
Input voltage between VDD and
VSS
Input voltage between VDD and
VM
Operating voltage between VDD
and VSS
Operating voltage between VDD
and VM
CURRENT CONSUMPTION Power-down function available
Current consumption during
normal operation
Current consumption at power
down
CURRENT CONSUMPTION Power-down function unavailable
Current consumption during
normal operation
Overdischarge current
consumption
OUTPUT RESISTANCE
CO pin H resistance
CO pin L resistance
DO pin H resistance
DO pin L resistance
VM INTERNAL RESISTANCE
Internal resistance between VM
and VDD
Internal resistance between VM
and VSS
0 V BATTERY CHARGING FUNCTION
depending upon the product type.
0 V battery charge starting
charger voltage
0 V battery charge inhibiting
battery voltage
Electrical Characteristics (2) Other than detection delay time (-40 to 85°C
CU
CU
DL
DU
IOV1
not tested in production.
=2.0 to 3.0 V, 100mV Step
=3.9 to 4.4 V, 5mV Step
−V
−V
=0.05 to 0.3V, 5mV Step
CL
DL
=0 to 0.4 V, 50mV Step
=0 to 0.7 V, 100mV Step
_01
Item
*1
*1
Symbol
V
V
V
T
T
I
V
R
R
R
R
V
V
V
R
R
V
V
V
I
I
I
V
V
SHORT
V
V
DSOP1
DSOP2
OPED
COE1
COE2
0CHA
OPE
PDN
OPE
IOV1
IOV2
COH
DOH
VMD
0INH
CHA
DS1
DS2
COL
DOL
VMS
CU
CL
DL
DU
The 0 V battery function is either "0 V battery charging function" or "0 V battery charge inhibiting function"
conditions
Measure-
ment
10
11
1
1
1
1
2
2
2
3
−
−
−
−
−
−
4
4
4
4
6
6
7
7
5
5
Seiko Instruments Inc.
V
V
V
0 V battery charging Available
0 V battery charging
Unavailable
CO
CO
DO
V
VM voltage based on V
absolute maximum rating
absolute maximum rating
Internal circuit operating
Internal circuit operating
DO
=3.0 V,V
=0.5 V,V
=3.0 V,V
BATTERY PROTECTION IC FOR 1-CELL PACK
V
V
V
=0.5 V,V
Ta= -40°C to 85°C
Ta= -40°C to 85°C
DD
DD
DD
When V
When V
When V
When V
V
V
V
DD
=1.8 V, V
DD
=3.5 V, V
DD
=3.5 V, V
Remarks
=V
=V
=V
voltage
voltage
DD
DD
DD
VM
VM
VM
−
−
−
−
−
DD
=3.5 V,V
=4.5 V,V
=3.5 V,V
CL
CL
DU
DU
=1.5 V
=1.5 V
=V
=3.5 V
≠ V
= V
≠ V
= V
VM
VM
VM
VM
=0 V
=0 V
=0 V
CU
CU
DL
DL
=1.8 V
VM
VM
VM
=0 V
=0 V
=0 V
DD
V
V
V
V
V
V
V
CU
DU
DU
CL
CL
DL
IOV1
0.37
0.07
0.07
0.07
Min.
-1.9
-2.2
-0.7
-0.2
-0.3
-0.3
100
1.5
1.5
0.7
0.7
0.6
0.0
0.4
-0.095
-0.055
-0.120
78
39
-0.055
-0.140
-0.120
6
−
(Ta = (-40 to 85°C
-0.02
V
Typ.
600
300
100
V
V
V
-1.3
-1.3
V
V
V
3.0
2.0
1.3
0.5
0.8
0.9
0.5
3.0
IOV1
0
0
−
−
−
−
−
2
CU
DU
DU
CL
CL
DL
V
V
V
V
V
V
V
*1
IOV1
CU
DU
DU
CL
CL
DL
)unless otherwise specified)
Max.
3500
1310
0.63
-0.7
-0.4
+0.060
+0.040
+0.120
220
+0.040
+0.140
+0.120
0.7
0.2
6.0
0.1
6.0
4.5
7.3
2.5
1.7
1.4
12
26
24
13
+0.026
8
S-8241 Series
*1
mV/°C
mV/°C
)
Unit
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
µA
µA
µA
µA
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Measure-
circuit
ment
1
1
1
1
1
1
1
1
1
−
−
−
−
−
−
1
1
1
1
1
1
1
1
1
1
1
7