Technical Reference Notes
AEO_ALO40/35/30/20/10x48 Series
(Single Output 8
th
Brick)
Performance Curves
12V @ 10A
Efficiency vs. Output Current, T
A
=25°C
95%
90%
Power Dissipation [W]
Power Dissipation vs. Output Current, T
A
=25°C
12
Vin = 36V
85%
Efficiency [%]
80%
75%
70%
65%
60%
55%
50%
0
2
4
6
Output Current [A]
8
10
Vin = 36V
Vin = 48V
Vin = 75V
10
8
6
4
2
0
0
Vin = 48V
Vin = 75V
2
4
6
Output Current [A]
8
10
Figure 5. Efficiency vs. Load Current at minimum, nom
and high line, T
A
= 25°C.
Figure 6. Power Dissipation vs. Load Current at min,
nominal and high line, T
A
= 25°C.
Efficiency vs. Output Current, T
A
=25°C
95%
90%
Power Dissipation [W]
Power Dissipation vs. Output Current, T
A
=25°C
12
Vin = 36V
85%
Efficiency [%]
80%
75%
70%
65%
60%
55%
50%
0
2
4
6
Output Current [A]
8
10
Vin = 36V
Vin = 48V
Vin = 75V
10
8
6
4
2
0
0
Vin = 48V
Vin = 75V
2
4
6
Output Current [A]
8
10
Figure 7. Efficiency vs. Load Current at minimum, nom
and high line, T
A
= 85°C.
Figure 8. Power Dissipation vs. Load Current at min,
nominal and high line, T
A
= 85°C.
MODEL: AEO40x48 / ALO40x48 SERIES
JUNE 24, 2005 - REVISION B
SHEET 9 OF 30
ASTEC [ Astec America, Inc ]
