s-8425 Seiko Instruments Inc., s-8425 Datasheet - Page 30

• Manufacturer Part Number: s-8425
• Description: Battery Backup Switching Ic
• Manufacturer: Seiko Instruments Inc.

30
BATTERY BACKUP SWITCHING IC
S-8425 Series
1.4 Output Current (I
1.6 Output Current (I
1.7 Output Current (I
1.9 Output Current (I
2.0
1.6
1.2
0.8
0.4
0.0
1.0
0.8
0.6
0.4
0.2
0.0
(V
(V
(V
3.2
3.1
3.0
2.9
2.8
(V
3.2
3.1
3.0
2.9
2.8
0
0
drop1
drop3
RO
CH
1 μ
1 μ
) Characteristics
) Characteristics
V
) Characteristics
) Characteristics
V
IN
IN
= 6 V
= 6 V
0.02
0.02
100 μ
100 μ
Ta = 85 ° C
Ta = − 40 ° C
Ta = 85 ° C
I
RO
Ta = − 40 ° C
− 40 ° C
RO
CH
RO
OUT
I
I
I
CH
25 ° C
RO
CH
− 40 ° C
(A)
) vs. Dropout Voltage
25 ° C
) vs. Dropout Voltage
) vs. Output Voltage
25 ° C
85 ° C
(A)
(A)
(A)
) vs. Output Voltage
25 ° C
85 ° C
0.04
10 m
10 m
0.04
Seiko Instruments Inc.
0.06
0.06
1
1
1.5 Output Current (I
1.8 Output Current (I
1.0
0.8
0.6
0.4
0.2
0.0
3.2
3.1
3.0
2.9
2.8
(V
(V
0
drop2
OUT
1 μ
) Characteristics
) Characteristics
V
IN
= 6 V
0.02
100 μ
Ta = 85 ° C
I
Ta = − 40 ° C
OUT
OUT
OUT
I
OUT
− 40 ° C
25 ° C
) vs. Dropout Voltage
) vs. Output Voltage
(A)
(A)
25 ° C
85 ° C
0.04
10 m
Rev.2.3
0.06
1
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