QHW075F1-Q Lineage Power, QHW075F1-Q Datasheet - Page 8

• 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: -

QHW050F1-Q, QHW075F1-Q, and QHW100F1-Q Power Modules;
dc-dc Converters: 36 to 75 Vdc Input, 3.3 Vdc Output; 33 W to 66 W
Characteristic Curves
Note: Tested with a 1000 µF aluminum and a 1.0 µF ceramic capaci-
Figure 13. Typical QHW050F1-Q Transient
Note: Tested with a 1000 µF aluminum and a 1.0 µF ceramic capaci-
Figure 14. Typical QHW075F1-Q Transient
8 8
tor across the load.
tor across the load.
Response to Step Decrease in Load
from 50% to 25% of Full Load at Room
Temperature and 48 Vdc Input.
(Waveform Averaged to Eliminate Ripple
Component.)
Response to Step Decrease in Load
from 50% to 25% of Full Load at Room
Temperature and 48 Vdc Input.
(Waveform Averaged to Eliminate Ripple
Component.)
TIME, t (100 μs/div)
TIME, t (50 μs/div)
(continued)
8-3458(F)
1-0088
Note: Tested with a 1000 µF aluminum and a 1.0 µF ceramic capaci-
Figure 15. Typical QHW100F1-Q Transient
Figure 16. Typical Start-Up from Remote On/Off;
tor across the load.
Response to Step Decrease in Load
from 50% to 25% of Full Load at Room
Temperature and 48 Vdc Input.
(Waveform Averaged to Eliminate Ripple
Component.)
I
O
= I
O, max
TIME, t (5 ms/div)
TIME, t (200 μs/div)
Lineage Power
Data Sheet
9400 μF
3300 μF
800 μF
NO CAP
April 2008
8-3269(F)
1-0089