S-8261AAJMD Просмотр технического описания (PDF) - Seiko Instruments Inc
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S-8261AAJMD Datasheet PDF : 36 Pages
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Rev.1.9_00
BATTERY PROTECTION IC FOR SINGLE-CELL PACK
S-8261 Series
Electrical Characteristics
1. Except Detection Delay Time (25 °C)
Table 5
(Ta = 25 °C unless otherwise specified)
Parameter
Symbol
Test
condition
Remark
Min.
Typ.
Max.
Unit
Test
circuit
[DETECTION VOLTAGE]
Overcharge detection voltage
VCU = 3.9 V to 4.4 V, 5 mV Step
VCU
1
Ta = −5 °C to 55 °C*1
VCU VCU
−0.025
VCU
+0.025
V
1
VCU VCU VCU
−0.030
+0.030
Overcharge hysteresis voltage
VHC = 0.0 V to 0.4 V, 50 mV Step
VHC
1
Overdischarge detection voltage
VDL = 2.0 V to 3.0 V, 10 mV Step
VDL
2
Overdischarge hysteresis voltage
VHD = 0.0 V to 0.7 V, 100 mV Step
VHD
2
Overcurrent 1 detection voltage
VIOV1 = 0.05 V to 0.3 V, 10 mV Step
VIOV1
3
Overcurrent 2 detection voltage
VIOV2
3
Load short-circuiting detection
voltage
VSHORT
3
VHC VHC
−0.025
VHC
+0.025
V
1
VDL
−0.050
VDL
VDL
+0.050
V
2
VHD VHD
−0.050
VHD
+0.050
V
2
VIOV1 VIOV1 VIOV1
−0.015
+0.015
V
2
0.4 0.5 0.6 V 2
0.9 1.2 1.5 V 2
Charger detection voltage
VCHA
4
[INPUT VOLTAGE, OPERATION VOLTAGE]
−1.0 −0.7 −0.4 V 2
Operation voltage between VDD
and VSS
VDSOP1
Internal circuit operating voltage
1.5 8 V
Operation voltage between VDD
and VM
VDSOP2
Internal circuit operating voltage
1.5 28 V
[CURRENT CONSUMPTION]
Current consumption in normal
operation
I OPE
5 VDD = 3.5 V, VVM = 0 V
1.0 3.5 7.0 µA 2
Current consumption at power
down
I PDN
5 VDD = VVM = 1.5 V
0.1 µA 2
[OUTPUT RESISTANCE]
CO pin resistance “H”
CO pin resistance “L”
RCOH
RCOL
7 VCO = 3.0 V, VDD = 3.5 V, VVM = 0 V 2.5
5
10 kΩ 4
7 VCO = 0.5 V, VDD = 4.5 V, VVM = 0 V 2.5
5
10 kΩ 4
DO pin resistance “H”
RDOH
8 VDO = 3.0 V, VDD = 3.5 V, VVM = 0 V 2.5
5
10 kΩ 4
DO pin resistance “L”
RDOL
[VM INTERNAL RESISTANCE]
8 VDO = 0.5 V, VDD = VVM = 1.8 V
2.5 5 10 kΩ 4
Internal resistance between VM
and VDD
RVMD
6 VDD = 1.8 V, VVM = 0 V
100 300 900 kΩ 3
Internal resistance between VM
and VSS
RVMS
6 VDD = 3.5 V, VVM = 1.0 V
10 20 40 kΩ 3
[0 V BATTERY CHARGING FUNCTION]
0 V battery charge starting charger
voltage
V0CHA
11 0 V battery charging available
1.2 V 2
0 V battery charge inhibition battery
voltage
V0INH
12 0 V battery charging unavailable
0.5 V 2
*1. Since products are not screened at high and low temperatures, the specification for this temperature range
is guaranteed by design, not tested in production.
Seiko Instruments Inc.
9
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