Data Sheet
May 16, 2008
HW/HC004/005/006 Series DC-DC Power Module:
18-36Vdc & 36-75Vdc Input; 1.0V-5Vdc Output; 4A - 6A Output Current
Characteristic Curves
(continued)
The following figures provide typical characteristics for the HW006A0D (2.0V, 6A) at 25ºC. The figures are identical
for either positive or negative Remote On/Off logic.
88
86
84
7
OUTPUT CURRENT, Io (A)
6
5
4
3
2
1
0
0
10
20
30
40
50
60
70
80
O
EFFICIENCY,
η
(%)
82
80
78
76
74
72
70
68
0
1
2
3
4
5
6
V
I
= 36V
V
I
= 54V
V
I
= 75V
2.0 m/ s (400 f t./ min.)
1.0 m/ s (200 f t./ min.)
NATURAL CONVECTION
90
100
110
OUTPUT CURRENT, I
O
(A)
AMBIENT TEMPERATURE, T
A
C
Figure 13. Converter Efficiency versus Output
Current.
Figure 16. Derating Output Current versus Local
Ambient Temperature and Airflow
OUTPUT VOLTAGE
INPUT VOLTAGE,
OUTPUT VOLTAGE,
V
O
(V) (20mV/div)
V
IN
(V) (50V/div)
V
O
(V) (1V/div)
TIME, t (1μs/div)
TIME, t (5ms/div)
Figure 14. Typical Output Ripple and Noise.
Figure 17. Typical Start-Up with application of Vin.
OUTPUT CURRENT, OUTPUT VOLTAGE
OUTPUT VOLTAGE
On/Off VOLTAGE,
V
O
(V) (50mV/div)
V
ON/OFF
(V) (5V/div)
I
O
(A) (2A/div)
V
O
(V) (1V/div)
TIME, t (50μs/div)
TIME, t (5ms/div)
Figure 15. Transient Response to Dynamic Load
Change from 50% to 75% to 50% of full load.
Figure 18. Typical Start-Up Using Remote On/Off,
negative logic version shown.
LINEAGE
POWER
9
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
