DRQ-12-42-D48 Datasheet, PDF (6/24 Pages) Murata Power Solutions Inc. – 500W Digital Fully Regulated Intermediate DC-DC Bus Converter

PERFORMANCE DATA
Longitudinal
Maximum Current Temperature Derating at sea level
(Vin = 38V, airflow from Vin to Vout, with baseplate)
60
55
50
3.0 m/s (600 LFM)
2.5 m/s (500 LFM)
45
2.0 m/s (400 LFM)
40
1.5 m/s (300 LFM)
1.0 m/s (200 LFM)
35
0.5 m/s (100 LFM)
30
25
20
15
10
5
0
40
45
50
55
60
65
70
75
80
85
Ambient Temperature (°C)
Maximum Current Temperature Derating at sea level
(Vin = 48V, airflow from Vin to Vout, with baseplate)
60
55
50
3.0 m/s (600 LFM)
2.5 m/s (500 LFM)
45
2.0 m/s (400 LFM)
40
1.5 m/s (300 LFM)
1.0 m/s (200 LFM)
35
0.5 m/s (100 LFM)
30
25
20
15
10
5
0
40
45
50
55
60
65
70
75
80
85
Ambient Temperature (°C)
Maximum Current Temperature Derating at sea level
(Vin = 75V, airflow from Vin to Vout, with baseplate)
60
55
50
45
3.0 m/s (600 LFM)
40
2.5 m/s (500 LFM)
2.0 m/s (400 LFM)
35
1.5 m/s (300 LFM)
30
1.0 m/s (200 LFM)
0.5 m/s (100 LFM)
25
20
15
10
5
0
40
45
50
55
60
65
70
75
80
85
Ambient Temperature (°C)
www.murata-ps.com/support
DRQ-12/42-D48 Series
500W Digital Fully Regulated
Intermediate DC-DC Bus Converter
Transverse
Maximum Current Temperature Derating at sea level
(Vin = 38V, airflow from -Vin to +Vin, with baseplate)
60
55
50
45
40
35
30
25
3.0 m/s (600 LFM)
2.5 m/s (500 LFM)
20
2.0 m/s (400 LFM)
15
1.5 m/s (300 LFM)
1.0 m/s (200 LFM)
10
0.5 m/s (100 LFM)
5
0
40
45
50
55
60
65
70
75
80
85
Ambient Temperature (°C)
Maximum Current Temperature Derating at sea level
(Vin = 48V, airflow from -Vin to +Vin, with baseplate)
60
55
50
45
40
35
30
25
3.0 m/s (600 LFM)
20
2.5 m/s (500 LFM)
2.0 m/s (400 LFM)
15
1.5 m/s (300 LFM)
10
1.0 m/s (200 LFM)
0.5 m/s (100 LFM)
5
0
40
45
50
55
60
65
70
75
80
85
Ambient Temperature (°C)
Maximum Current Temperature Derating at sea level
(Vin = 75V, airflow from -Vin to +Vin, with baseplate)
60
55
50
45
40
35
30
25
20 3.0 m/s (600 LFM)
15 ^{2.5 m/s (500 LFM)}
2.0 m/s (400 LFM)
10 _{1.5 m/s (300 LFM)}
5 ^{1.0 m/s (200 LFM)}
0.5 m/s (100 LFM)
0
40
45
50
55
60
65
70
75
80
85
Ambient Temperature (°C)
MDC_DRQ-12/42-D48.A03 Page 6 of 24