Q24T25033 DC-DC Converter Data Sheet
18-36 VDC Input; 3.3 VDC @ 25A Output
30
25
20
15
500 LFM (2.5 m/s)
30
25
20
15
500 LFM (2.5 m/s)
10
5
0
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
10
5
0
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
20
30
40
50
60
70
80
90
20
30
40
50
60
70
80
90
Ambient Temperature [°C]
Fig. 10: Available load current vs. ambient air temperature and
airflow rates for converter mounted vertically with Vin = 27 V,
air flowing from pin 3 to pin 1 and maximum FET temperature ?
120 ? C.
30
25
20
15
500 LFM (2.5 m/s)
Ambient Temperature [°C]
Fig. 11: Available load current vs. ambient air temperature and
airflow rates for converter mounted vertically with Vin = 27 V,
air flowing from pin 3 to pin 1 and maximum FET temperature ?
105 ? C.
30
25
20
15
500 LFM (2.5 m/s)
10
5
0
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
10
5
0
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
20
30
40
50
60
70
80
90
20
30
40
50
60
70
80
90
Ambient Temperature [°C]
Fig. 12: Available load current vs. ambient temperature and
airflow rates for converter mounted horizontally with Vin = 27
V, air flowing from pin 3 to pin 4 and maximum FET tempera-
ture ? 120 ? C.
Ambient Temperature [°C]
Fig. 13: Available load current vs. ambient temperature and
airflow rates for converter mounted horizontally with Vin = 27
V, air flowing from pin 3 to pin 4 and maximum FET tempera-
ture ? 105 ? C.
MCD10223 Rev. 1.0, 02-Sep-10
Page 10 of 14
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