Diodes AP6508 - Manual (Page 6)

AP6508
500kHz 21V 3A SYNCHRONOUS DC/DC BUCK CONVERTER
AP6508
Document number: DS33437 Rev. 5 - 2
6 of 14
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October 2011
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T
Typical Performace Characteristics (cont.)
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
IC
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
IC
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 = 2.5V
OUT
E
F
F
IC
IE
N
C
Y
(%)
0 2 1 3
LOAD CURRENT (A)
Efficiency vs. Load Current
E
F
F
ICIEN
CY (
%
)
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
IC
IE
N
C
Y
(%)