s-8424a Seiko Instruments Inc., s-8424a Datasheet - Page 25

• Manufacturer Part Number: s-8424a
• Description: Battery Backup Switching Ic
• Manufacturer: Seiko Instruments Inc.

Rev.2.2
1.3 Δ V
1.4 Temperature Dependency
Δ V
For example, Δ V
(1) VOUT pin
(1) VOUT pin
_00
IN
IN
Dependency
shows the difference between the low voltage fixed to 6 V and the high voltage.
0.30
0.25
0.20
0.15
0.10
0.05
0.00
0.30
0.20
0.15
0.10
0.05
0.00
0.25
–50
I
OUT
IN
0
V
I
C
OUT
= 2 V means the difference between 6 V and 8 V.
= 50 mA, C
IN
OUT
=6 ↔10 V,
=50 mA,
=22 μF
1
0
Ta ( ° C)
2
OUT
Δ V
= 22 μ F, Ta = 25 ° C
IN
50
(V)
3
Seiko Instruments Inc.
4
100
5
(2) VRO pin
(2) VRO pin
BATTERY BACKUP SWITCHING IC
0.30
0.25
0.20
0.15
0.10
0.05
0.00
0.30
0.25
0.20
0.15
0.10
0.05
0.00
I
–50
RO
0
V
I
C
OUT
= 30 mA, C
IN
RO
=6 ↔10 V,
=30 mA,
=22 μF
1
0
Ta ( ° C)
RO
Δ V
2
= 22 μ F, Ta = 25 ° C
IN
(V)
S-8424A Series
3
50
Overshoot
Undershoot
4
100
5
25