Owner's manual

AP6503
Document number: DS35077 Rev. 5 - 2
6 of 15
www.diodes.com
January 2013
© Diodes Incorporated
A
P6503
Typical Performance Graphs (cont.) (V
IN
= 12V, V
OUT
= 3.3V, T
A
= +25°C, unless otherwise noted)
40
45
50
55
60
65
70
75
80
85
90
LOAD CURRENT (A)
Efficiency vs. Load Current
EFFICIENCY (%)
V = 12V
IN
V = 5V
IN
V = 1.2V
L = 3.3µH
OUT
40
45
50
55
60
65
70
75
80
85
90
LOAD CURRENT (A)
Efficiency vs. Load Current
EFFI
C
IEN
C
Y
(%)
V = 12V
IN
V = 5V
IN
V = 1.8V
L = 3.3µH
OUT
40
50
60
70
80
90
100
0.2 0.6 1 1.4
LOAD CURRENT (A)
Efficiency vs. Load Current
1.8 2.2 2.6 3
EFFICIENCY (%)
V = 12V
V = 5V
L = 10µH
IN
OUT