s-8426a Seiko Instruments Inc., s-8426a Datasheet - Page 26

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

26
BATTERY BACKUP SWITCHING IC
S-8426A Series
2. Voltage Detector
2. 1 CS Voltage Detector (−V
1. 11 Load Stability (V
(1) Detection voltage (−V
(3) Output current (I
−10
−20
40
30
20
10
20
10
10
0
0
8
6
4
2
0
−40
−40
−40
Based on CS ( − V
−25
−25
−25
SINK
RO
) temperature characteristics
) Temperature Characteristics
DET1
0
0
0
) temperature characteristics
V
DET1
DET1
IN
Ta [°C]
Ta [°C]
Ta [°C]
= V
) voltage when Ta is 25 ° C
25
25
25
= 4.5 V)
BAT
= 2.0 V, V
50
50
50
Seiko Instruments Inc.
DS
= 0.5 V
75
75
75
85
85
85
1. 12 Load Stability (V
(2) Output current (I
30
25
20
15
10
40
30
20
10
5
0
0
−40
0
Ta = 25 °C
−25
SINK
RO
) characteristics
1.0
) Temperature Characteristics
0
V
Ta [°C]
DS
2.0
25
[V]
V
50
IN
V
3.0
IN
= 1.7 V
Rev.1.0
= 3 V
75
4.0
85
_00