HW006/010/012 Series Power Modules; dc-dc Converters
36-75 Vdc Input; 1.2 Vdc to 5 Vdc Output; 6.6A to 12A
Data Sheet
June 26, 2009
Characteristic Curves
The following figures provide typical characteristics curves for the HW010A0G1 (VO = 2.5 V) module at room temperature (TA =
25 °C)
1.2
1
0.8
I
O
= 10A
= 5A
0.6
0.4
0.2
0
I
O
I
O
= 0.05A
50
25
30
35
40
45
55
60
65
70
75
TIME, t (100 µs/div)
INPUT VOLTAGE, VI (V)
Figure 22. Transient Response to Step Decrease in
Load from 50% to 25% of Full Load
(VI = 48 Vdc).
Figure 19. Input Voltage and Current Characteristics.
95
90
85
80
VI
VI
VI
= 36V
= 48V
= 75V
75
70
0
1
2
3
4
5
6
7
8
9
10
OUTPUT CURRENT, I
O
(A)
TIME, t (100 µs/div)
Figure 20. Converter Efficiency vs. Output Current.
Figure 23. Transient Response to Step Increase in Load
from 50% to 75% of Full Load
(VI = 48 Vdc).
TIME, t (1 µs/div)
TIME, t (5 ms/div)
Figure 21. Output Ripple Voltage (IO = IO, max).
Figure 24. Start-up from Remote On/Off (IO = IO, max).
Lineage Power
9