DRQ-12-50-L48 Datasheet, PDF (5/26 Pages) Murata Power Solutions Inc. – 600W Digital Fully Regulated Intermediate DC-DC Bus Converter

PERFORMANCE DATA
DRQ-12/50-L48 Series
600W Digital Fully Regulated
Intermediate DC-DC Bus Converter
Efficiency vs. Line Voltage and Load Current @ +25°C
98
96
94
VIN = 44V
92
VIN = 48V
VIN = 60V
90
88
86
84
5
10 15 20 25 30 35 40 45
Load Current (Amps)
Maximum Current Temperature Derating at sea level
(Vin = 44V, airflow from -Vin to +Vin, with heat sink)
60
50
40
0.5 m/s (100 LFM)
30
1.0 m/s (200 LFM)
1.5 m/s (300 LFM)
2.0 m/s (400 LFM)
20
10
0
40
50
60
70
80
85
Ambient Temperature (°C)
Maximum Current Temperature Derating at sea level
(Vin = 48V, airflow from -Vin to +Vin, with heat sink)
60
50
40
0.5 m/s (100 LFM)
30
1.0 m/s (200 LFM)
1.5 m/s (300 LFM)
2.0 m/s (400 LFM)
20
10
0
40
50
60
70
80
85
Ambient Temperature (°C)
Maximum Current Temperature Derating at sea level
(Vin = 54V, airflow from -Vin to +Vin, with heat sink)
60
50
40
0.5 m/s (100 LFM)
30
1.0 m/s (200 LFM)
1.5 m/s (300 LFM)
2.0 m/s (400 LFM)
20
10
0
40
50
60
70
80
85
Ambient Temperature (°C)
Maximum Current Temperature Derating at sea level
(Vin = 60V, airflow from -Vin to +Vin, with heat sink)
60
50
40
0.5 m/s (100 LFM)
30
1.0 m/s (200 LFM)
1.5 m/s (300 LFM)
2.0 m/s (400 LFM)
20
10
0
40
50
60
70
80
85
Ambient Temperature (°C)
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MDC_DRQ-12/50-L48NK.B02 Page 5 of 26