QHW075Y1 Lineage Power, QHW075Y1 Datasheet - Page 6

• Manufacturer Part Number: QHW075Y1
• Description: CONVERTER DC/DC 1.8V 27W OUT
• Manufacturer: Lineage Power
• Series: QHWr
• Type: Isolated with Remote On/Offr

Specifications of QHW075Y1

• Output: 1.8V
• Number Of Outputs: 1
• Power (watts): 27W
• Mounting Type: Through Hole
• Voltage - Input: 36 ~ 75V
• Package / Case: 8-DIP Module
• 1st Output: 1.8 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: 27W
• Operating Temperature: -40°C ~ 100°C
• Efficiency: 82%
• Approvals: CE, CSA, UL, VDE
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -

dc-dc Converters: 36 to 75 Vdc Input, 1.8 Vdc Output; 18 W to 36 W
Characteristic Curves
Figure 5. Typical QHW075Y1 Converter Efficiency
Figure 6. Typical QHW100Y1 Converter Efficiency
6
85
80
75
70
65
60
85
80
75
70
65
60
2
2
V
3 4 5 6 7 8 9 10
vs. Output Current at Room Temperature
vs. Output Current at Room Temperature
I
3
V
= 75 V
I
4
= 48 V
V
I
5
OUTPUT CURRENT, I
= 36 V
6
OUTPUT CURRENT, I
7
8
11 12 13 14 15 16 17 18 19 20
(continued)
9 10 11 12 13 14 15
V
V
V
I
I
I
= 36 V
= 48 V
= 75 V
O
(A)
O
(A)
8-3462(F)
1-0024
Note: See Figure 18 for test conditions.
Figure 7. Typical QHW050Y1, Output Ripple
Note: See Figure 18 for test conditions.
Figure 8. Typical QHW075Y1, Output Ripple
V
V
V
V
V
V
I
I
I
I
I
I
Voltage at Room Temperature; I
Voltage at Room Temperature; I
= 75 V
= 48 V
= 36 V
= 75 V
= 48 V
= 36 V
TIME, t (1 µs/div)
TIME, t (1 µs/div)
Lineage Power
April 2008
O
O
= I
= I
O, max
O, max
1-0025
1-0026