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UEI30 Series
30W Isolated Wide-Range DC-DC Converters
MDC_UEI Series 30W.B02 Page 9 of 18
PERFORMANCE DATA
Effi ciency vs. Line Voltage and Load Current @ 25°C
UEI30-150-Q12
Power Dissipation vs. Load Current @ 25°C
UEI30-150-Q12
UEI30-150-Q12
Maximum Current Temperature Derating @Sea Level
(VIN = 36V, transverse airfl ow)
Maximum Current Temperature Derating @Sea Level
(Natural convection)
Maximum Current Temperature Derating @Sea Level
(VIN = 9-24V, transverse airfl ow)
0.4 0.5 0.7 0.9 1.0 1.2 1.4 1.5 1.7 1.8 2.0
68
70
72
74
76
78
80
82
84
86
88
90
Vin = 24 V
Vin = 36 V
Vin = 9 V
Vin = 12 V
Load Current (Amps)
Efficiency (%)
0.4 0.5 0.7 0.9 1.0 1.2 1.4 1.5 1.7 1.8 2.0
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
Load Current (Amps)
Power Dissipation (Watts)
Vin = 24 V
Vin = 36 V
Vin = 9 V
Vin = 12 V
20 25 30 35 40 45 50 55 60 65 70 75 80 85
1.80
1.85
1.90
1.95
2.00
2.05
100 LFM
Output Current (Amps)
Ambient Temperature (ºC)
20 25 30 35 40 45 50 55 60 65 70 75 80 85
1.80
1.85
1.90
1.95
2.00
2.05
Output Current (Amps)
Ambient Temperature (ºC)
0.5 m/s (100 LFM)
1.0 m/s (200 LFM)
1.5 m/s (300 LFM)
30 35 40 45 50 55 60 65 70 75 80 85
0
0.5
1
1.5
2
2.5
Output Current (Amps)
Ambient Temperature (ºC)
Vin = 12 V
Vin = 24 V