S-8250AAB-I6T1U Datasheet, PDF (7/36 Pages) Seiko Instruments Inc – BATTERY PROTECTION IC

Rev.1.3_02
BATTERY PROTECTION IC WITH DISCHARGE CONTROL FUNCTION FOR 1-CELL PACK
S-8250A Series
 Electrical Characteristics
1. Ta = +25°C
Table 8
(Ta = +25°C unless otherwise specified)
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Test
Circuit
Detection Voltage
Overcharge detection voltage
Overcharge release voltage
Overdischarge detection voltage
VCU
−
VCU − 0.020 VCU VCU + 0.020 V
Ta = −10°C to +60°C^*1 VCU − 0.025 VCU VCU + 0.025 V
1
1
VCL
VCL ≠ VCU
VCL = VCU
VCL − 0.030 VCL
VCL + 0.030 V
1
VCL − 0.025 VCL
VCL + 0.020 V
1
VDL
−
VDL − 0.050 VDL
VDL + 0.050 V
2
Overdischarge release voltage
Discharge overcurrent detection voltage
Load short-circuiting detection voltage
Charge overcurrent detection voltage
0 V Battery Charge Function
VDU
VDIOV
VSHORT
VCIOV
VDL ≠ VDU
VDL = VDU
VDD = 3.0 V
VDD = 3.4 V
VDD = 4.0 V
−
−
VDU − 0.100 VDU VDU + 0.100 V
2
VDU − 0.050 VDU VDU + 0.050 V
2
VDIOV − 0.010 VDIOV VDIOV + 0.010 V
2
VDIOV − 0.010 VDIOV VDIOV + 0.010 V
2
VDIOV − 0.010 VDIOV VDIOV + 0.010 V
2
VSHORT − 0.050 VSHORT VSHORT + 0.050 V
2
VCIOV − 0.015 VCIOV VCIOV + 0.015 V
2
0 V battery charge starting charger voltage V0CHA
0 V battery charge
function "available"
0.00
0.70
1.00
V2
0 V battery charge inhibition battery voltage V0INH
0 V battery charge
function "unavailable"
0.90
1.25
1.60
V2
Internal Resistance
Resistance between VM pin and VDD pin RVMD
−
500
1000
2000
kΩ 3
Resistance between VM pin and VSS pin RVMS
−
10
20
40
kΩ 3
CTL pin internal resistance
RCTL
−
R_CTL × 0.5
R_CTL
R_CTL × 2.0 MΩ 3
Input Voltage
Operation voltage between VDD pin and
VSS pin
VDSOP1
−
1.5
−
6.5
V−
Operation voltage between VDD pin and
VM pin
VDSOP2
−
1.5
−
28
V−
CTL pin voltage "H"
CTL pin voltage "L"
Input Current
VCTLH
−
VCTLL
−
−
−
VDD × 0.9
V2
VDD × 0.1
−
−
V2
Current consumption during operation
IOPE
−
Current consumption during power-down IPDN
−
Current consumption during overdischarge IOPED
−
Current consumption during discharge
inhibition
IOPEC
−
−
2.0
4.0
μA 3
−
−
50
nA 3
−
−
1.0
μA 3
−
2.0
4.0
μA 3
Output Resistance
CO pin resistance "H"
CO pin resistance "L"
DO pin resistance "H"
DO pin resistance "L"
Delay Time
RCOH
−
RCOL
−
RDOH
−
RDOL
−
5
10
20
kΩ 4
5
10
20
kΩ 4
5
10
20
kΩ 4
5
10
20
kΩ 4
Overcharge detection delay time
tCU
−
Overdischarge detection delay time
tDL
−
Discharge overcurrent detection delay time tDIOV
−
Load short-circuiting detection delay time tSHORT
−
Charge overcurrent detection delay time tCIOV
−
Discharge inhibition delay time
tCTL
−
tCU × 0.8
tCU
tCU × 1.2
−
5
tDL × 0.8
tDL
tDL × 1.2
−
5
tDIOV × 0.8
tDIOV
tDIOV × 1.2
−
5
tSHORT × 0.7 tSHORT tSHORT × 1.3
−
5
tCIOV × 0.8
tCIOV
tCIOV × 1.2
−
5
tCTL × 0.8
tCTL
tCTL × 1.2
−
5
*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.
7