QHW075F1-Q Lineage Power, QHW075F1-Q Datasheet - Page 5

• Manufacturer Part Number: QHW075F1-Q
• Description: CONVRTR DC/DC 3.3V 49.5W OUT
• Manufacturer: Lineage Power
• Series: QHWr
• Type: Isolated with Remote On/Offr

Specifications of QHW075F1-Q

• Output: 3.3V
• Number Of Outputs: 1
• Power (watts): 50W
• Mounting Type: Through Hole
• Voltage - Input: 36 ~ 75V
• Package / Case: 8-DIP Module
• 1st Output: 3.3 VDC @ 15A
• Size / Dimension: 2.28" L x 1.45" W x 0.50" H (57.9mm x 36.8mm x 12.7mm)
• Power (watts) - Rated: 50W
• Operating Temperature: -40°C ~ 100°C
• Efficiency: 81%
• Approvals: CE, CSA, UL, VDE
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -

Data Sheet
April 2008
Characteristic Curves
The following figures provide typical characteristics for the power modules.
Figure 1. Typical QHW050F1-Q Input
Figure 2. Typical QHW075F1-Q Input
Lineage Power
1.4
1.2
0.8
0.6
0.4
0.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
1
0
0
20
20
Characteristics at Room Temperature
Characteristics at Room Temperature
25 30 35 40 45 50 55 60 65 70 75 80
25
30
35
INPUT VOLTAGE, V
INPUT VOLTAGE, V
40
45
dc-dc Converters: 36 to 75 Vdc Input, 3.3 Vdc Output; 33 W to 66 W
I
I
I
O
O
O
= 15 A
= 8.25 A
= 1.5 A
50
QHW050F1-Q, QHW075F1-Q, and QHW100F1-Q Power Modules;
55
I
I
(V)
(V)
I
I
I
O
O
O
60
= 10 A
= 5.5 A
= 1 A
65
70
8-3261(F)
1-0038
75
Figure 3. Typical QHW100F1-Q Input
Figure 4. Typical QHW050F1-Q Converter
2.5
1.5
0.5
90
85
80
75
70
65
60
2
1
0
20
1
Characteristics at Room Temperature
Efficiency vs. Output Current at Room
Temperature
25
2
30
3
35
OUTPUT CURRENT, I
INPUT VOLTAGE, V
4
40
45
5
50
6
55
I
7
O
(V)
I
I
I
O
O
O
(A)
60
V
V
V
I
I
I
= 20 A
= 11 A
= 2 A
= 36 V
= 48 V
= 75 V
8
65
9
70 75
8-3262(F)
8-3263(F)
10
5