Diodes AUR9718B - Manual (Page 6)

Data Sheet
1.5MHz, 2.5A, Step-down DC-DC Converter AUR9718B
Nov. 2012 Rev. 1. 0 BCD Semiconductor Manufacturing Limited
6
Typical Performance Characteristics
Figure 4. Efficiency vs. Output Current Figure 5. Efficiency vs. Output Current
Figure 6. Efficiency vs. Output Current Figure 7. 3.3V Load Regulation
0.0 0.5 1.0 1.5 2.0 2.5
0
10
20
30
40
50
60
70
80
90
100
Ef
fi
ciency
(%)
Output Current (A)
V
IN
=5V, V
OUT
=3.3V
0.0 0.5 1.0 1.5 2.0 2.5
0
10
20
30
40
50
60
70
80
90
100
Eff
ici
ency
(%)
Output Current (A)
V
IN
=5V, V
OUT
=1.2V
0.0 0.5 1.0 1.5 2.0 2.5
3.20
3.22
3.24
3.26
3.28
3.30
3.32
3.34
3.36
3.38
3.40
O
u
tput
V
o
lt
a
ge
(V)
Output Current (A)
V
IN
=5V, V
OUT
=3.3V
0.0 0.5 1.0 1.5 2.0 2.5
0
10
20
30
40
50
60
70
80
90
100
E
ff
ici
e
n
cy (
%
)
Output Current (A)
V
IN
=5V, V
OUT
=1.0V