UEI25-120-D48(2010) データシートの表示（PDF） - Murata Manufacturing
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UEI25-120-D48 Datasheet PDF : 11 Pages
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UEI25-120 Series
Single Output Isolated 25-Watt DC/DC Converters
UEI25-120-D48 PERFORMANCE DATA
Efficiency vs. Line Voltage and Load Current @ 25°C
89
88
87
86
85
Vin = 36V
84
Vin = 48V
Vin = 60V
83
Vin = 75V
82
81
80
79
78
0.4
0.6
0.8
0.9
1.1
1.3
1.4
1.6
1.8
1.9
2.1
Load Current (Amps)
Power Dissipation vs. Load Current @ 25°C
4.46
3.96
3.46
2.96
2.46
1.96
Vin = 36V
Vin = 48V
1.46
Vin = 60V
Vin = 75V
0.96
0.46
0.4
0.6
0.8
0.9
1.1
1.3
1.4
1.6
1.8
1.9
2.1
Load Current (Amps)
Maximum Current Temperature Derating @sea level
(VIN = 36V, airflow is from pin 1 to pin 3)
2.25
2.2
2.15
65 LFM
2.1
100 LFM
200 LFM
2.05
300 LFM
1.95
1.9
65
70
75
80
Ambient temperature (°C)
Maximum Current Temperature Derating @sea level
(VIN = 48V, airflow is from pin 1 to pin 3)
2.2
2.175
2.15
2.125
2.1
65 LFM
100 LFM
200 LFM
2.075
2.05
2.025
85
2
65
70
75
80
85
Ambient temperature (°C)
Maximum Current Temperature Derating @sea level
(VIN = 60V, airflow is from pin 1 to pin 3)
Maximum Current Temperature Derating @sea level
(VIN = 75V, airflow is from pin 1 to pin 3)
2.2
2.2
2.175
2.15
2.125
2.1
2.075
65 LFM
100 LFM
200 LFM
2.15
2.1
65 LFM
100 LFM
2.05
200 LFM
300 LFM
2.05
1.95
2.025
2
1.9
65
70
75
80
85
65
70
75
80
85
Ambient temperature (°C)
Ambient temperature (°C)
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17 Aug 2010 MDC_UEI25-120.A02 Page 6 of 11
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