S1F78100Y2A Epson Electronics America, Inc., S1F78100Y2A Datasheet - Page 96

• Manufacturer Part Number: S1F78100Y2A
• Description: High Precision Voltage Regulators
• Manufacturer: Epson Electronics America, Inc.

S1F70000 Series
Technical Manual
(11) Step-up power conversion efficiency vs. Output current 3
100
90
80
70
60
50
40
30
20
10
(9) Step-up power conversion efficiency vs.
100
0
90
80
70
60
50
40
30
20
10
0
0
0
Input current vs. Output current 1
4 times step-up Peff
Input current vs. Output current 3
step-up I
3 times step-up I
4 times step-up Peff
4 times step-up I
step-up I
2 times
3 times
1
DD
4 times step-up I
2
DD
Output current 1
3 times step-up Peff
2 times step-up I
3 times step-up Peff
10
3
DD
DD
4
2 times step-up Peff
2 times step-up Peff
5
DD
Ta=25˚C
V
C
DD
1 to
20
DD
6
=5V
Ta=25˚C
V
C
C
DD
1 to
4
7
=10
=2V
C
4
=10
8
F
30
9
F
150
120
90
60
30
0
10
EPSON
50
40
30
20
10
0
(12) Step-up power conversion efficiency - Os vs.illation
(10) Step-up power conversion efficiency vs.
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
1
Input current vs. Output current 2
step-up I
3 times step-up Peff
2 times
I
O
4 times step-up I
step-up I
4 times step-up Peff
=2mA
3 times
DD
5
I
Output current 2
O
DD
=5mA
frequency 1
10
DD
10
2 times step-up Peff
I
O
=10mA
Ta=25˚C
V
C
DD
1 to
S1F76640 Series
100
=3V
C
15
Ta=25˚C
V
C
4
=10
DD
1 to
I
O
=5V
C
=20mA
4
F
=10
20
1000
100
90
80
70
60
50
40
30
20
10
0
F
2–53