Datasheet
UHE Series
Isolated, High Efficiency, 1.6" × 2"
2-10 Amp, 12-30 Watt DC/DC Converters
MDC_UHE_12-30W Series.D03 Page 10 of 16
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Output Power (Watts)
Ambient Temperature (°C)
30
25
20
15
10
5
0
–40 0 40 45 50 55 60 65 70 75 80 85 90 95 100
UHE-3.3/7500-D48 Temperature Derating
48VIN, STILL AIR
36VIN, STILL AIR
75VIN, STILL AIR
75VIN, 150LFM
75VIN, 300LFM
Output Power (Watts)
Ambient Temperature (°C)
25
20
15
10
5
0
–40 0 40 45 50 55 60 65 70 75 80 85 90 95 100
UHE-5/5000-Q12 Temperature Derating
24VIN, STILL AIR
36VIN, 150LFM
36VIN, STILL AIR
24VIN, 150LFM
24VIN, 300LFM
36VIN, 300LFM
Output Power (Watts)
Ambient Temperature (°C)
UHE-3.3/7500-Q48 Maximum Current Temperature Derating
(V
IN = 48V, airflow = 300 LFM)
300 LFM
40 50 60 70 80 90 100
0
1
2
3
4
5
6
7
8
Output Power (Watts)
Ambient Temperature (°C)
UHE-5/5000-Q48 Maximum Current Temperature Derating
(VIN = 48V, airflow = 300 LFM)
300 LFM
0
1
2
3
4
5
6
40 50 60 70 80 90 100
Output Power (Watts)
Ambient Temperature (°C)
25
20
15
10
5
0
–40 0 40 45 50 55 60 65 70 75 80 85 90 95 100
UHE-3.3/7500-Q12 Temperature Derating
24VIN, STILL AIR
36VIN, 150LFM
36VIN, STILL AIR
24VIN, 150LFM
24VIN, 300LFM
36VIN, 300LFM
Output Power (Watts)
Ambient Temperature (°C)
30
25
20
15
10
5
0
–40 0 40 45 50 55 60 65 70 75 80 85 90 95 100
UHE-2.5/10000-D48 Temperature Derating
NATURAL CONVECTION
Typical Performance Curves