S-8425AAAFT-TB-X Datasheet, PDF (30/45 Pages) Seiko Instruments Inc – BATTERY BACKUP SWITCHING IC

BATTERY BACKUP SWITCHING IC
S-8425 Series
Rev.3.1_01
 Characteristics
1. Voltage Regulator Unit
1.1 Input Voltage (V_IN) vs. Output Voltage (V_RO) Characteristics (REG1) (VRO = 3.0 V)
(1) Ta = 85°C
(2) Ta = 25°C
I_RO = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
I_RO = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
3.2 IRO = 10 mA
3.2 _{IRO = 10 mA}
2.8
2.8
IRO = 90 mA
IRO = 90 mA
2.4
2.4
2.02.0
3.0
4.0
5.0
VIN (V)
(3) Ta = −40°C
I_RO = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
3.2
IRO = 10 mA
2.0
2.0
3.0
4.0
5.0
VIN (V)
2.8
IRO = 90 mA
2.4
2.0
2.0
3.0
4.0
5.0
VIN (V)
1.2 Input Voltage (V_IN) vs. Output Voltage (V_OUT) Characteristics (REG2) (VOUT = 3.0 V )
(1) Ta = 85°C
(2) Ta = 25°C
I_OUT = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
I_OUT = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
3.2 ^{IOUT = 10 mA}
3.2 _{IOUT = 10 mA}
2.8
2.8
2.4
IOUT = 90 mA
2.0
2.0
3.0
4.0
5.0
VIN (V)
(3) Ta = −40°C
I_OUT = 10 mA, 30 mA, 50 mA, 70 mA, 90 mA
3.2
IOUT = 10 mA
2.4
2.0
2.0
IOUT = 90 mA
3.0
4.0
5.0
VIN (V)
2.8
2.4
2.0
2.0
IOUT = 90 mA
3.0
4.0
5.0
VIN (V)
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