S-8211DAD-M5T1X Datasheet, PDF (8/38 Pages) Seiko Instruments Inc – BATTERY PROTECTION IC

BATTERY PROTECTION IC FOR 1-CELL PACK
S-8211D Series
Rev.6.5_02
 Electrical Characteristics
1. Except detection delay time (Ta = +25°C)
Table 9
(Ta = +25°C unless otherwise specified)
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Test
Condi-
tion
Test
Circuit
DETECTION VOLTAGE
Overcharge detection voltage
VCU
3.60 V to 4.50 V, adjustable
3.60 V to 4.50 V, adjustable,
Ta = −5°C to +55°C^*1
VCU −
0.025
VCU
VCU +
0.025
V
VCU −
0.03
VCU
VCU +
0.03
V
1
1
1
1
Overcharge release voltage
VCL
3.50 V to 4.40 V, ^{VCL ≠ VCU}
adjustable
VCL = VCU
VCL −
0.05
VCL
VCL +
0.05
V
1
VCL −
0.05
VCL
VCL +
0.025
V
1
1
1
Overdischarge detection voltage
VDL 2.00 V to 3.00 V, adjustable
VDL −
0.05
VDL
VDL+
0.05
V
2
2
Overdischarge release voltage
VDU
2.00 V to 3.40 V, ^{VDU ≠ VDL}
Adjustable
VDU = VDL
VDU −
0.10
VDU
VDU +
0.10
V
2
VDU −
0.05
VDU
VDU +
0.05
V
2
2
2
Discharge overcurrent detection voltage VDIOV 0.05 V to 0.30 V, adjustable
VDIOV −
0.015
VDIOV
VDIOV +
0.015
V
3
2
Load short-circuiting detection voltage^*2 VSHORT
−
0.30 0.50 0.70 V 3
2
Charger detection voltage
VCHA
−
−1.0 −0.7 −0.4 V 4
2
0 V BATTERY CHARGE FUNCTION
0 V battery charge starting charger voltage V0CHA 0 V battery charge function "available"
1.2 −
− V 10 2
0 V battery charge inhibition battery voltage V0INH 0 V battery charge function "unavailable" −
− 0.5 V 11 2
INTERNAL RESISTANCE
Resistance between VM pin and VDD pin
Resistance between VM pin and VSS pin
INPUT VOLTAGE
RVMD
RVMS
VDD = 1.8 V, VVM = 0 V
VDD = 3.5 V, VVM = 1.0 V
100 300 900 kΩ 5
3
10 20 40 kΩ 5
3
Operation voltage between VDD pin and VSS pin VDSOP1
−
Operation voltage between VDD pin and VM pin VDSOP2
−
INPUT CURRENT (WITH POWER-DOWN FUNTION)
1.5 −
8V−
−
1.5 −
28 V −
−
Current consumption during operation IOPE VDD = 3.5 V, VVM = 0 V
Current consumption during power-down IPDN VDD = VVM = 1.5 V
INPUT CURRENT (WITHOUT POWER-DOWN FUNTION)
1.0 3.0 5.5 μA 4
2
−
− 0.2 μA 4
2
Current consumption during operation
Current consumption during overdischarge
OUTPUT RESISTANCE
IOPE
IOPED
VDD = 3.5 V, VVM = 0 V
VDD = VVM = 1.5 V
1.0 3.0 5.5 μA 4
2
0.3 2.0 3.5 μA 4
2
CO pin resistance "H"
CO pin resistance "L"
DO pin resistance "H"
DO pin resistance "L"
RCOH VCO = 3.0 V, VDD = 3.5 V, VVM = 0 V 2.5
5
10 kΩ 6
4
RCOL VCO = 0.5 V, VDD = 4.5 V, VVM = 0 V 2.5
5
10 kΩ 6
4
RDOH VDO = 3.0 V, VDD = 3.5 V, VVM = 0 V 2.5
5
10 kΩ 7
4
RDOL VDO = 0.5 V, VDD = VVM = 1.8 V 2.5
5
10 kΩ 7
4
*1. Since products are not screened at high and low temperature, the specification for this temperature range is guaranteed
by design, not tested in production.
*2. In any conditions, load short-circuiting detection voltage (VSHORT) is higher than discharge overcurrent detection voltage
(VDIOV).
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