Data Sheet
Austin MegaLynxTM SMT: Non-Isolated DC-DC Power Modules:
4.5 – 5.5Vdc input; 0.8 to 3.63Vdc Output; 30A output current
6.0 – 14Vdc Input; 0.8Vdc to 3.63Vdc Output; 20/30A output
June 3, 2009
Characteristic Curves
The following figures provide typical characteristics for the ATH030A0X3-SR and –SRH (0.8V, 30A) at 25oC.
95
90
85
80
75
35
30
25
20
15
10
5
0.5m/s
(100LFM)
1.5m/s
(300LFM)
2.5m/s
(500LFM)
Vin = 4.5 V
Vin = 5.0 V
1m/s
(200LFM)
2.0m/s
(400LFM)
Vin = 5.5 V
0
0
5
10
15
20
25
30
35
45
55
65
75
85
OUTPUT CURRENT, IO (A)
AMBIENT TEMPERATURE, TA OC
Figure 25. Converter Efficiency versus Output
Current.
Figure 28. Derating Output Current versus Ambient
Temperature and Airflow (ATS030A0X3-SRH).
35
30
25
0.5m/s
1.5m/s
2.5m/s
(500LFM)
(100LFM)
(300LFM)
20
15
10
5
1m/s
(200LFM)
2.0m/s
(400LFM)
0
35
45
55
65
75
85
AMBIENT TEMPERATURE, TA OC
TIME, t (1μs/div)
Figure 26. Typical output ripple and noise (VIN =
VIN,NOM, Io = Io,max).
Figure 29. Derating Output Current versus Ambient
Temperature and Airflow (ATH030A0X3-SR).
TIME, t (2ms/div)
TIME, t (10μs /div)
Figure 27. Transient Response to Dynamic Load
Change from 0% to 50% of full load with VIN =5V.
Figure 30. Typical Start-up Using Input Voltage (VIN =
VIN,NOM, Io = Io,max).
LINEAGE POWER
11
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
