s-8426a Seiko Instruments Inc., s-8426a Datasheet - Page 22

• Manufacturer Part Number: s-8426a
• Description: Battery Backup Switching Ic
• Manufacturer: Seiko Instruments Inc.

22
BATTERY BACKUP SWITCHING IC
S-8426A Series
2. 2 Reference data: Dependency of input voltage (V
(1) V
(2) C
(a) VOUT pin
(a) VOUT pin
C
(∆I
IN
OUT
V
OUT
Dependency
IN
OUT
Dependency
= 6.0 V, I
= 22 µF, I
), and temperature (Ta)
0.60
0.50
0.40
0.30
0.20
0.10
0.00
0.12
0.10
0.08
0.06
0.04
0.02
0.00
OUT
OUT
0
4
= 50 mA ↔ 10 µA, Ta = 25 °C
= 50 mA ↔ 10 µA, Ta = 25 °C
Figure 43
Figure 41
10
5
C
6
20
OUT
V
IN
(µF)
7
(V)
30
Seiko Instruments Inc.
8
40
9
50
10
IN
(b) VRO pin
), load capacitance (C
(b) VRO pin
C
V
RO
IN
= 6.0 V, I
= 22 µF, I
0.30
0.25
0.20
0.15
0.10
0.05
0.00
0.12
0.10
0.08
0.06
0.04
0.02
0.00
RO
0
RO
4
= 30 mA ↔ 10 µA, Ta = 25 °C
= 30 mA ↔ 10 µA, Ta = 25 °C
Figure 44
Figure 42
5
10
OUT
), output variation width
6
20
C
V
RO
IN
7
(µF)
(V)
30
Overshoot
Undershoot
Overshoot
Undershoot
8
Rev.1.0
40
9
50
10
_00