QUK240S9R041Z Datasheet, PDF (5/14 Pages) Lineage Power Corporation – 36 - 55Vdc input; 9Vdc Output; 240W

Data Sheet
June 17, 2009
QUK240 Series Power Modules; DC-DC converters
36 – 55Vdc input; 9Vdc Output; 240W
Characteristic Curves
The following figures provide typical characteristics for QUK240S9R0 at TA = 25^O C
6
5
Io=28A
4
Io=14A
3
2
1
Io=0A
0
33
37
41
45
49
53
57
INPUT VOLTAGE, VIN (V)
Figure 1. Typical Input characteristics at room
temperature .
TIME, t (1 ms/div)
Figure 4. Typical Start-Up Characteristics from
Remote ON/OFF.
97
95
93
91
Vin = 55V
89
Vin = 48V
87
85
Vin = 36V
83
0
4
8 12 16 20 24 28 32 36
OUTPUT CURRENT, IO (A)
Figure 2. Typical Converter Efficiency versus
Output Current at room temperature.
TIME, t (20 μs/div)
Figure 5. Transient Response to a Dynamic Load
Change from 50% to 75% of full load.
36 Vin
48 Vin
55 Vin
TIME, t (2 μs/div)
Figure 3. Output ripple voltage at full load and
minimum, nominal and maximum input voltage.
TIME, t (20 μs/div)
Figure 6. Transient Response to a Dynamic Load
Change from 75% to 50% of full load.
LINEAGE POWER
5