QHW100G1 Lineage Power, QHW100G1 Datasheet - Page 5

• Manufacturer Part Number: QHW100G1
• Manufacturer: Lineage Power

April 2008
Characteristic Curves
The following figures provide typical characteristics for the power modules.
Figure 1. Typical QHW050G1 Input Characteristics
Figure 2. Typical QHW075G1 Input Characteristics
Lineage Power
1.2
1.0
0.8
0.6
0.4
0.2
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
20 25 30 35 40 45 50 55 60 65 70 75
20 25 30 35 40 45 50 55 60 65 70 75
at 25 °C
at 25 °C
INPUT VOLTAGE, V
INPUT VOLTAGE, V
I
I
O
O
dc-dc Converters: 36 to 75 Vdc Input, 2.5 Vdc Output; 25 W to 50 W
= 6 A
= 1 A
I
I
I
O
O
I
O
O
= 8 A
= 10 A
= 1.5 A
= 15 A
I
I
(V)
(V)
1-0001
1-0002
Figure 3. Typical QHW100G1 Input Characteristics
Figure 4. Typical QHW050G1 Converter Efficiency
2.5
1.5
0.5
87
84
81
78
75
72
69
66
63
2
1
0
20
1
at 25 °C
vs. Output Current at 25 °C
V
25
I
V
2
I
= 75 V
30
= 48 V
V
3
OUTPUT CURRENT, I
I
35
INPUT VOLTAGE, V
= 36 V
4
40
45
5
50
6
55
O
7
I
(V)
(A)
60
I
I
I
O
O
O
= 20 A
= 11 A
= 2 A
8
65
9
70 75
8-3370 (F)
10
1-0003
5