Technical Reference Notes
AEO_ALO40/35/30/20/10x48 Series
(Single Output 8th Brick)
Performance Curves
5V @ 20A (continued)
Efficiency vs. Output Current, TA=25°C
Power Dissipation vs. Output Current, TA=25°C
95%
90%
85%
80%
75%
70%
65%
60%
55%
50%
10
Vin = 36Vdc
Vin = 48Vdc
Vin = 75Vdc
8
6
4
Vin = 36Vdc
Vin = 48Vdc
Vin = 75Vdc
2
0
0
5
10
15
20
0
4
8
12
16
20
Output Current (Amps)
Output Current (Amps)
Figure 17. Efficiency vs. Load Current at minimum, nom
Figure 18. Power Dissipation vs. Load Current at min,
and high line, TA = 25°C.
nominal and high line, TA = 25°C.
Efficiency vs. Output Current, TA = 85°C
Power Dissipation vs. Output Current, TA=85°C
95%
10
90%
85%
80%
75%
70%
Vin = 36Vdc
8
6
4
2
0
Vin = 48Vdc
Vin = 75Vdc
65%
Vin = 36Vdc
60%
55%
50%
Vin = 48Vdc
Vin = 75Vdc
0
4
8
12
16
20
0
5
10
15
20
Output Current (Amps)
Output Current (Amps)
Figure 19. Efficiency vs. Load Current at minimum, nom
Figure 20. Power Dissipation vs. Load Current at minimum,
and high line, TA = 85°C.
nominal and high line, TA = 85°C.
MODEL: AEO40x48 / ALO40x48 SERIES
JUNE 24, 2005 - REVISION B
SHEET 12 OF 30
ASTEC [ Astec America, Inc ]
