PQ60150EGL05 Datasheet, PDF (5/13 Pages) SynQor Worldwide Headquarters – Eighth-brick DC/DC Converter

Technical Specification
Input: 35-75 V
Output: 15 V
Current: 5 A
Package: Eighth-brick
100
95
90
85
80
75
70
65
60
0
35 Vin
48 Vin
75 Vin
1
2
3
4
5
Load Current (A)
Figure 1: Efficiency at nominal output voltage vs. load current for min-
imum, nominal, and maximum input voltage at 25°C.
10
9
8
7
6
5
4
3
2
35 Vin
48 Vin
1
75 Vin
0
0
1
2
3
4
5
Load Current (A)
Figure 3: Power dissipation at nominal output voltage vs. load current
for minimum, nominal, and maximum input voltage at 25°C.
93
92
91
90
25 ºC
89
40 ºC
55 ºC
88
100
200
300
400
Air Flow (LFM)
Figure 2: Efficiency at nominal output voltage and 60% rated power vs.
airflow rate for ambient air temperatures of 25°C, 40°C, and 55°C
(nominal input voltage).
6
5
4
3
25 ºC
40 ºC
55 ºC
2
100
200
300
400
Air Flow (LFM)
Figure 4: Power dissipation at nominal output voltage and 60% rated
power vs. airflow rate for ambient air temperatures of 25°C, 40°C, and
55°C (nominal input voltage).
6
5
4
3
2
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
1
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
0
25
40
55
70
85
Ambient Air Temperature (°C)
Figure 5: Maximum output power derating curves vs. ambient air tem-
perature for airflow rates of 100 LFM through 400 LFM with air flow-
ing across the converter from pin 3 to pin 1 (nominal input voltage).
Semiconductor junction temperature is
within 1°C of surface temperature
Figure 6: Thermal plot of converter at 5 amp load current (75W) with
55°C air flowing at the rate of 200 LFM. Air is flowing across the con-
verter from pin 3 to pin 1 (nominal input voltage).
Product # PQ60150EGL05
Phone [phone]
www.synqor.com
Doc.# 005-2EG615D Rev. A 4/11/07
Page 5