Data Sheet
Austin MegaLynxTM: Non-Isolated DC-DC Power Modules:
4.5 – 5.5Vdc input; 0.8 – 3.63Vdc output; 30A output current
6.0 – 14Vdc input; 0.8 – 5.5Vdc output; 25A output current
June 3, 2009
Characteristic Curves
The following figures provide typical characteristics for the ATH030A0X (0.8V, 30A) at 25oC.
35
30
25
20
15
92%
89%
86%
83%
80%
77%
74%
71%
0.5m/s (100 LFM)
1.0m/s (200 LFM)
1.5m/s (300 LFM )
2.0m/s (400 LFM)
VIN = 4.5V
VIN = 5.0V
VIN =5.5V
10
5
68%
20
30
40
50
60
70
80
90
0
6
12
18
24
30
OUTPUT CURRENT, IO (A)
AMBIENT TEMPERATURE, TA OC
Figure 19. Converter Efficiency versus Output
Current.
Figure 22. Derating Output Current versus Local
Ambient Temperature and Airflow.
TIME, t (2ms/div)
TIME, t (1μs/div)
Figure 20. Typical output ripple and noise (VIN =
VIN,NOM, Io = Io,max).
Figure 23. Typical Start-up Using Remote On/Off (VIN =
VIN,NOM, Io = Io,max).
TIME, t (2ms/div)
TIME, t (10μs /div)
Figure 21. Transient Response to Dynamic Load
Change from 0% to 50% to 0% of full load.
Figure 24. Typical Start-up Using Input Voltage (VIN =
VIN,NOM, Io = Io,max).
LINEAGE POWER
9