Datasheet

0 2 4 6 8 10 12 14 16 18 20
0
5
10
15
20
25
0
3
6
9
12
15
V
IN
(V)
TIME (ms)
V
OUT
(V)
V
IN
V
OUT
0 2 4 6 8 10 12 14 16 18 20
0
1
2
3
4
5
0
2
4
6
8
10
12
14
16
V
IN
(V)
TIME (ms)
V
OUT
(V)
V
OUT
V
IN
0 2 4 6 8 10 12 14 16 18 20
0
1
2
3
4
5
6
0
1
2
3
4
5
6
V
IN
(V)
TIME (ms)
V
OUT
(V)
V
IN
V
OUT
0 2 4 6 8 10 12 14 16 18 20
0
3
6
9
12
15
18
21
24
27
0
1
2
3
4
5
6
V
IN
(V)
TIME (ms)
V
OUT
(V)
V
OUT
V
IN
0.0 0.5 1.0 1.5 2.0 2.5 3.0
0
10
20
30
40
50
60
70
80
90
EFFICIENCY (%)
I
LOAD
(A)
Vin = 4.5V
Vin = 6V
Vin = 12V
Vin = 18V
Vin = 25V
0.0 0.5 1.0 1.5 2.0 2.5 3.0
0
10
20
30
40
50
60
70
80
90
100
EFFICIENCY (%)
I
LOAD
(A)
Vin = 4.5V
Vin = 6V
Vin = 12V
Vin = 18V
www.ti.com Typical Performance Characteristics
5 Typical Performance Characteristics
Efficiency at V
OUT
= 5V Efficiency at V
OUT
= 12V
Startup at V
OUT
= 5V and V
IN
= 4.5V Startup at V
OUT
= 5V and V
IN
= 25V
Startup at V
OUT
= 12V and V
IN
= 4.5V Startup at V
OUT
= 12V and V
IN
= 18V
5
SNVA461A–September 2011–Revised April 2013 AN-2094 LM3481 SEPIC Evaluation Board
Submit Documentation Feedback
Copyright © 2011–2013, Texas Instruments Incorporated