BEI15 Datasheet, PDF (11/13 Pages) Murata Power Solutions Inc. – Isolated Wide Input Bipolar 15-Watt DC/DC Converters

BEI15 Series
Isolated Wide Input Bipolar 15-Watt DC/DC Converters
PERFORMANCE DATA, BEI15-120-Q48
Efficiency vs. Line Voltage and Load Current @ +25°C (Vout = 12V)
86
83
80
VIN = 18V
77
VIN = 24V
VIN = 48V
74
VIN = 75V
71
68
65
0.06 0.12 0.17 0.23 0.29 0.34 0.40 0.45 0.51 0.57 0.62
Load Curre nt (Amps)
Maximum Current Temperature Derating at Sea Level
(VIN= 18V, airflow is from pin 1 to pin 2)
0.65
100 LFM
0.60
Power Dissipation vs. Load Current @ +25°C
3.0
2.5
2.0
1.5
VIN = 18V
1.0
VIN = 24V
VIN = 48V
VIN = 75V
0.5
0.1 0.1 0.2 0.2 0.3 0.3 0.4 0.5 0.5 0.6 0.6
Output Load Curre nt (Amps)
Maximum Current Temperature Derating at Sea Level
(VIN=24V, airflow is from pin 1 to pin 2)
0.65
Natural Convection
0.60
0.55
0.55
0.50
20 25 30 35 40 45 50 55 60 65 70 75 80 85
Ambient Temperature (ºC)
Maximum Current Temperature Derating at Sea Level
(VIN= 48V, airflow is from pin 1 to pin 2)
0.65
0.50
20 25 30 35 40 45 50 55 60 65 70 75 80 85
Ambient Temperature (ºC)
Maximum Current Temperature Derating at Sea Level
(VIN= 75V, airflow is from pin 1 to pin 2)
0.65
Natural Convection
0.60
0.60
100 LFM
0.55
0.55
0.50
20 25 30 35 40 45 50 55 60 65 70 75 80 85
Ambient Temperature (ºC)
0.50
20 25 30 35 40 45 50 55 60 65 70 75 80 85
Ambient Temperature (ºC)
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04 Mar 2010 MDC_BEI15W.A01 Page 11 of 13