QW050A1 Lineage Power, QW050A1 Datasheet - Page 5

• Manufacturer Part Number: QW050A1
• Description: CONVERTER DC/DC 5V 50W OUT
• Manufacturer: Lineage Power
• Series: QWr
• Type: Isolated with Remote On/Offr

Specifications of QW050A1

• Output: 5V
• Number Of Outputs: 1
• Power (watts): 50W
• Mounting Type: Through Hole
• Voltage - Input: 36 ~ 75V
• Package / Case: 8-DIP Module
• 1st Output: 5 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: 50W
• Operating Temperature: -40°C ~ 100°C
• Efficiency: 84%
• Approvals: CE, CSA, UL, VDE
• Output Current: 10A
• Input Voltage: 48V
• Output Voltage: 5V
• Output Power: 50
• Screening Level: Industrial
• Operating Temperature Min Deg. C: -40C
• Operating Temperature Max Deg. C: 100C
• Product Length (mm): 36.8mm
• Product Depth (mm): 57.9mm
• Product Height (mm): 12.7mm
• Mounting Style: Through Hole
• Pin Count: 8
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -
• Lead Free Status / Rohs Status: RoHS Not Applicable

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 QW050A1 Input Characteristics at
Figure 2. Typical QW075A1 Input Characteristics at
Lineage Power
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
2.5
2.0
1.5
1.0
0.5
0.0
20
20
Room Temperature
Room Temperature
25
25
30
30
35
35
INPUT VOLTAGE, V
INPUT VOLTAGE, V
40
40
45
45
dc-dc Converters; 36 to 75 Vdc Input, 5 Vdc Output; 50 W and 75 W
50
50
I
I
I
55
55
O
O
O
I
I
= 10 A
= 6 A
= 1 A
(V)
(V)
I
I
I
O
O
O
60
60
= 15 A
= 7.5 A
= 1.5 A
65
65
70
70
8-2327 (C)
8-2949 (F)
75
75
Note: Pending improvement will add 1% to the above curves.
Figure 3. Typical QW050A1 Converter Efficiency
Note: Pending improvement will add 1% to the above curves.
Figure 4. Typical QW075A1 Converter Efficiency
85
84
83
82
81
80
79
78
77
76
75
85
84
83
82
81
80
79
78
77
76
75
3
2
vs. Output Current at Room Temperature
vs. Output Current at Room Temperature
4
3
5
4
6
OUTPUT CURRENT, I
OUTPUT CURRENT, I
7
5
8
V
V
V
I
I
I
= 36 V
= 54 V
= 75 V
6
9
10 11 12 13 14 15
V
V
V
7
I
I
I
= 36 V
= 48 V
= 75 V
O
O
(A)
(A)
8
9
8-2950 (F)
8-2951 (F)
10
5