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S-8250BAB-I6T1U Datasheet, PDF (8/32 Pages) Seiko Instruments Inc – BATTERY PROTECTION IC FOR 1-CELL PACK | |||
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BATTERY PROTECTION IC FOR 1-CELL PACK
S-8250B Series
Rev.1.1_02
ï® 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
â
VCU â 0.020 VCU VCU + 0.020 V
Ta = â10°C to +60°C*1 VCU â 0.025 VCU VCU + 0.025 V
1
1
VCL
VCL â VCU
VCL = VCU
VCL â 0.030 VCL
VCL + 0.030 V
1
VCL â 0.025 VCL
VCL + 0.020 V
1
VDL
â
VDL â 0.050 VDL
VDL + 0.050 V
2
Overdischarge release voltage
Discharge overcurrent detection voltage
Load short-circuiting detection voltage
Discharge overcurrent release voltage
VDU
VDIOV
VSHORT
VDL â VDU
VDL = VDU
VDD = 3.0 V
VDD = 3.4 V
VDD = 4.0 V
â
VRIOV
â
VDU â 0.100 VDU VDU + 0.100 V
2
VDU â 0.050 VDU VDU + 0.050 V
2
VDIOV â 0.010 VDIOV VDIOV + 0.010 V
2
VDIOV â 0.010 VDIOV VDIOV + 0.010 V
2
VDIOV â 0.010 VDIOV VDIOV + 0.010 V
2
VSHORT â 0.050 VSHORT VSHORT + 0.050 V
2
VDD â 1.2
VDD â
0.8
VDD â 0.5
V2
Charge overcurrent detection voltage
0 V Battery Charge Function
VCIOV
â
VCIOV â 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
â
Resistance between VM pin and VSS pin RVMS
â
Input Voltage
500
1000
2000
kΩ 3
10
20
40
kΩ 3
Operation voltage between VDD pin and
VSS pin
VDSOP1
â
1.5
â
6.5
Vâ
Operation voltage between VDD pin and
VM pin
VDSOP2
â
1.5
â
28
Vâ
Input Current
Current consumption during operation
IOPE
â
Current consumption during power-down IPDN
â
Current consumption during overdischarge IOPED
â
Output Resistance
â
2.0
4.0
μA 3
â
â
50
nA 3
â
â
1.0
μA 3
CO pin resistance "H"
CO pin resistance "L"
DO pin resistance "H"
DO pin resistance "L"
Delay Time
RCOH
â
RCOL
â
RDOH
â
RDOL
â
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
â
Overdischarge detection delay time
tDL
â
Discharge overcurrent detection delay time tDIOV
â
Load short-circuiting detection delay time tSHORT
â
Charge overcurrent detection delay time tCIOV
â
tCU Ã 0.8
tCU
tCU Ã 1.2
â
5
tDL Ã 0.8
tDL
tDL Ã 1.2
â
5
tDIOV Ã 0.8
tDIOV
tDIOV Ã 1.2
â
5
tSHORT Ã 0.7 tSHORT tSHORT Ã 1.3
â
5
tCIOV Ã 0.8
tCIOV
tCIOV Ã 1.2
â
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.
8
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