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S-8424AAAFT-TB-X Datasheet, PDF (33/46 Pages) Seiko Instruments Inc – BATTERY BACKUP SWITCHING IC
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Rev.3.0_01
BATTERY BACKUP SWITCHING IC
S-8424A Series
 Characteristics
1. Voltage Regulator Unit (VRO = VOUT = 3.0 V)
1.1 Input Voltage (VIN) vs. Output Voltage (VRO) Characteristics (REG1)
(1) Ta = 85°C
(2) Ta = 25°C
IRO = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
IRO = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
3.2
IRO = 10 mA
2.8
2.4
IRO = 90 mA
3.2
IRO = 10 mA
2.8
2.4
IRO = 90 mA
2.02.0
3.0
4.0
5.0
VIN (V)
(3) Ta = −40°C
IRO = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
2.0
2.0
3.0
4.0
5.0
VIN (V)
3.2
IRO = 10 mA
2.8
2.4
IRO = 90 mA
2.0
2.0
3.0
4.0
5.0
VIN (V)
1.2 Input Voltage (VIN) vs. Output Voltage (VOUT) Characteristics (REG2)
(1) Ta = 85°C
(2) Ta = 25°C
IOUT = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
IOUT = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
3.2
IOUT = 10 mA
2.8
2.4
IOUT = 90 mA
3.2
IOUT = 10 mA
2.8
2.4
IOUT = 90 mA
2.0
2.0
3.0
4.0
5.0
VIN (V)
(3) Ta = −40°C
IOUT = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
3.2
IOUT = 10 mA
2.0
2.0
3.0
4.0
5.0
VIN (V)
2.8
IOUT = 90 mA
2.4
2.0
2.0
3.0
4.0
5.0
VIN (V)
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