PQ60120EGL07 Datasheet, PDF (5/13 Pages) SynQor Worldwide Headquarters – Eighth-brick DC/DC Converter

Technical Specification
Input: 35-75 V
Output: 12 V
Current: 6.25 A
Package: Eighth-brick
94
89
84
79
74
35 Vin
69
48 Vin
75 Vin
64
0
1
2
3
4
5
6
7
Load Current (A)
Figure 1: Efficiency at nominal output voltage vs. load current for min-
imum, nominal, and maximum input voltage at 25°C.
12
10
8
6
4
35 Vin
2
48 Vin
75 Vin
0
0
1
2
3
4
5
6
7
Load Current (A)
Figure 3: Power dissipation at nominal output voltage vs. load current
for minimum, nominal, and maximum input voltage at 25°C.
7
92
91
90
89
25 C
88
40 C
55 C
87
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 C
40 C
55 C
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
400 LFM (2.0 m/s)
3
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
2
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).
Figure 6: Thermal plot of converter at 6.25 amp load current (75W)
with 55°C air flowing at the rate of 200 LFM. Air is flowing across the
converter from pin 3 to pin 1 (nominal input voltage).
Product # PQ60120EGL07
Phone [phone]
www.synqor.com
Doc.# 005-2EG612D Rev. B
8/23/07
Page 5