Manual

AP6507
500 kHz 18V 3A SYNCHRONOUS DC/DC BUCK CONVERTER
AP6507
Document number: DS33435 Rev. 3 - 2
6 of 13
www.diodes.com
October 2011
© Diodes Incorporated
NEW PRODUCT
Typical Performance Graphs (cont.) (V
IN
= 12V, V
OUT
= 1.2V, T
A
= +25°C, unless otherwise noted
40
50
60
70
80
90
100
0
2
1
3
LOAD CURRENT (A)
Efficiency vs. Load Current
V = 12V
V = 5V
IN
IN
V = 1.2V
OUT
E
F
F
I
C
IE
N
C
Y
(%)
40
50
60
70
80
90
100
0
2
1
3
LOAD CURRENT (A)
Efficiency vs. Load Current
V = 12V
V = 5V
IN
IN
V = 1.8V
OUT
E
F
F
I
C
IEN
C
Y
(%)
40
50
60
70
80
90
100
0
2
1
3
LOAD CURRENT (A)
Efficiency vs. Load Current
V = 12V
V = 5V
IN
IN
V = 2.5V
OUT
E
F
F
I
C
IEN
C
Y
(%)
0
2
1
3
LOAD CURRENT (A)
Efficiency vs. Load Current
EFFICIENCY (%)
0
10
20
30
40
50
60
70
80
90
100
40
50
60
70
80
90
100
0
2
1
3
LOAD CURRENT (A)
Efficiency vs. Load Current
V = 12V
V = 5V
L = 3.3µH
IN
OUT
E
F
F
I
C
IEN
C
Y
(%)