Ericsson Internal
E
EMAOLII
PRODUCT SPECIFICATION
7 (21)
Prepared (also subject responsible if other)
No.
2/1301-BMR 454 Uen
11
Technical Specification
BMR454 series Fully regulated InteCrmheckeeddiate Bus Converters
Approved
Date
Rev
Reference
EN/LZT 146 404 R7A March 2013
SEC/D (Julia You)
SECSUND
2011-07-15
F
© Ericsson AB
Input 36-75 V, Output up to 40 A / 240 W
5 V, 38 A / 190 W Electrical Specification
Efficiency
BMR 454 0002/004
Power Dissipation
[%]
[W]
16
100
14
12
10
95
36 V
48 V
53 V
75 V
36 V
48 V
53 V
75 V
90
85
80
8
6
4
2
0
0
5
10
15
20
25
30
35
[A]
0
5
10
15
20
25
30
35
[A]
Dissipated power vs. load current and input voltage at
TP1 = +25°C
Efficiency vs. load current and input voltage at TP1 = +25C
Output Current Derating, open frame
Output Current Derating, base plate option
[A]
[A]
3.0 m/s
2.0 m/s
1.5 m/s
1.0 m/s
0.5 m/s
3.0 m/s
2.0 m/s
1.5 m/s
1.0 m/s
0.5 m/s
35
30
25
35
30
25
20
15
10
5
20
15
10
Nat.
Con v.
Nat.
Con v.
5
0
0
0
20
40
60
80
100 [°C]
0
20
40
60
80
100 [°C]
Available load current vs. ambient air temperature and airflow at
VI = 53 V. See Thermal Consideration section.
Available load current vs. ambient air temperature and airflow at
VI = 53 V. See Thermal Consideration section.
Thermal Resistance, base plate option
[°C/W]
10
8
6
4
2
0
0,0
0,5
1,0
1,5
2,0
2,5
3,0[m/s]
Thermal resistance vs. airspeed measured at the converter. Tested in
wind tunnel with airflow and test conditions as per
the Thermal consideration section. VI = 53 V
ERICSSON [ ERICSSON ]
