QW050F1 Lineage Power, QW050F1 Datasheet - Page 5

• Manufacturer Part Number: QW050F1
• Description: CONVERTER DC/DC 3.3V 33W OUT
• Manufacturer: Lineage Power
• Series: QWr
• Type: Isolated with Remote On/Offr

Specifications of QW050F1

• Output: 3.3V
• Number Of Outputs: 1
• Power (watts): 33W
• Mounting Type: Through Hole
• Voltage - Input: 36 ~ 75V
• Package / Case: 8-DIP Module
• 1st Output: 3.3 VDC @ 10A
• Size / Dimension: 2.28" L x 1.45" W x 0.50" H (57.9mm x 36.8mm x 12.7mm)
• Power (watts) - Rated: 33W
• 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: -

April 2008
Characteristic Curves
The following figures provide typical characteristics for the power modules. The figures are identical for both on/off
configurations.
Figure 1. Typical QW050F1 Input Characteristics at
Figure 2. Typical QW075F1 Input Characteristics at
Lineage Power
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
2.5
2.0
1.5
1.0
0.5
0.0
20
20
25
Room Temperature
Room Temperature
25
30
30
35
35
INPUT VOLTAGE, V
INPUT VOLTAGE, V
40
40
45
45
dc-dc Converters; 36 to 75 Vdc Input, 3.3 Vdc Output; 33 W to 50 W
50
50
55
55
I
I
I
O
O
O
I
I
(V)
(V)
= 15.0 A
= 8.0 A
= 1.5 A
60
60
I
I
I
O
O
O
= 10 A
= 6 A
= 1 A
65
65
70
8-2959 (F)
8-3032 (F)
70
75
75
Note: Pending improvement will add 1% to the above curves.
Figure 3. Typical QW050F1 Converter Efficiency
Note: Pending improvement will add 1% to the above curves.
Figure 4. Typical QW075F1 Converter Efficiency
82
81
80
79
78
77
76
75
74
73
72
82
81
80
79
78
77
76
75
74
73
72
2
2
3
vs. Output Current at Room Temperature
vs. Output Current at Room Temperature
3
4
5
4
OUTPUT CURRENT, I
OUTPUT CURRENT, I
6
5
7
8
6
9
10
7
O
O
11
(A)
(A)
SEE NOTE
SEE NOTE
8
12
V
V
V
V
V
V
I
I
I
I
I
I
= 36 V
= 48 V
= 75 V
= 36 V
= 48 V
= 75 V
13
9
8-2960 (F)
8-2961 (F)
14
10
15
5