UEI15_11 Datasheet, PDF (10/16 Pages) Murata Manufacturing Co., Ltd. – Isolated Wide Input Range 15-Watt DC/DC Converters

PERFORMANCE DATA
Efficiency vs. Line Voltage and Load Current @ 25°C
100
90
80
70
Vin = 36 V
60
Vin = 24 V
50
Vin = 18 V
40
Vin = 9 V
30
20
10
0.25 0.5 0.75 1 1.25 1.5 1.75 2 2.25 2.5 2.75
Load Current (Amps)
UEI15 Series
Isolated Wide Input Range 15-Watt DC/DC Converters
UEI15-050-Q12
4
Maximum Current Temperature Derating @Sea Level
(VIN = 24V, airflow is from pin 1 to pin 3)
3
65 LFM
2
1
0
20 25 30 35 40 45 50 55 60 65 70 75 80 85
3
Ambient Temperature (°C)
Efficiency vs. Line Voltage and Load Current @ 25°C
100
90
UEI15-050-Q48
Maximum Current Temperature Derating @Sea Level
(VIN = 24V or 48V, airflow is from input to output)
3.20
80
3.10
70
60
Vin = 75 V
50
Vin = 36 V
40
Vin = 24 V
30
20
Vin = 18 V
10
0
0 0.5 1 1.5 2 2.5 3
3.00
2.90
Natural Convection
2.80
2.70
2.60
2.50
40 45 50 55 60 65 70 75 80 85
Ambient Temperature (°C)
Load Current (Amps)
Efficiency vs. Line Voltage and Load Current @ 25°C
90
85
80
Vin = 36 V
75
Vin = 24 V
70
Vin = 18 V
Vin = 9 V
65
UEI15-120-Q12
Maximum Current Temperature Derating @Sea Level
(VIN = 24V, airflow is from pin 1 to pin 3)
1.5
65 LFM
1
0.5
60
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3
Load Current (Amps)
0
20 25 30 35 40 45 50 55 60 65 70 75 80 85
Ambient Temperature (°C)
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14 Mar 2011 MDC_UEI15W.B42 Page 10 of 16