Datasheet

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ULT Series
Thirty-Second-Brick Isolated DC/DC Converters
with 2:1 Wide Input Range
MDC_ULT Series.F05 Page 11 of 26
TYPICAL PERFORMANCE DATA, ULT-5/5-D48
Current LimitEffi ciency vs. Line Voltage and Load Current @ 25°C
70
72
74
76
78
80
82
84
86
88
90
1.00 1.50 2.01 2.50 3.00 3.51 4.00 4.50 5.010.49
VIN = 36V
V
IN = 48V
V
IN = 60V
V
IN = 75V
Efficiency (%)
Load Current (Amps)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.2 6.3 6.4 6.5 6.6 6.7 6.8 6.9 7.0 7.1 7.2 7.3 7.4 7.5 7.6
Vout
Amps
VIN = 36V
V
IN = 48V
V
IN = 60V
V
IN = 75V
Power Dissipation @ 25°C
0.5
0.75
1.0
1.5
1.25
1.75
2.0
2.5
2.25
2.75
3.0
3.25
3.5
1.00 1.50 2.01 2.50 3.00 3.51 4.00 4.50 5.010.49
Watts
Amps
VIN = 36V
V
IN = 48V
V
IN = 60V
V
IN = 75V
Maximum Current Temperature Derating at sea level
Vin = 36-75V (air fl ow from Pin 3 to Pin 1 on PCB)
0
1
2
3
4
5
6
30 35 40 45 50 55 60 65 70 75 80 85
0.33-2.0 m/s (65–400 LFM)
Output Current (Amps)
Ambient Temperature (°C)