E
EMAOLII
Approved
Ericsson Internal
PRODUCT SPECIFICATION
No.
Checked
Date
6 (29)
Prepared (also subject responsible if other)
2/1301-BMR 456
Technical Specification
10
Uen
1/28701-FGC
101 1823
revD
February
2013
© Ericsson AB
Rev
Reference
BMR456 series
SEC/D (Julia You)
Fully
regulated Advanced
Bus
Converters
EZHIXZH
2013-02-06
Input 36-75 V, Output up to 39 A /
468
W
E
Typical Characteristics
9.0 V, 35 A / 315 W
Output Current Derating – Open frame
[A]
40
35
30
25
20
15
10
5
0
0
20
40
60
80
100
[°C]
3.0 m/s
2.0 m/s
1.5 m/s
1.0 m/s
0.5 m/s
Nat. Conv.
BMR 456 0004/004
Available load current vs. ambient air temperature and airflow at
V
I
= 53 V. See Thermal Consideration section.
Output Current Derating – Base plate
[A]
40
35
30
25
20
15
10
5
0
0
20
40
60
80
100 [°C]
3.0 m/s
2.0 m/s
1.5 m/s
1.0 m/s
0.5 m/s
Nat. Conv.
Thermal Resistance – Base plate
[°C/W]
6
5
4
3
2
1
0
0.0
0.5
1.0
1.5
2.0
2.5
3.0 [m/s]
Available load current vs. ambient air temperature and airflow at
V
I
= 53 V. See Thermal Consideration section.
Thermal resistance vs. airspeed measured at the converter. Tested in
wind tunnel with airflow and test conditions as per the Thermal
consideration section. V
I
= 53 V.
Output Current Derating – Base plate + Heat sink
[A]
35
30
25
20
15
10
5
0
0
20
40
60
80
100 [°C]
3.0 m/s
2.0 m/s
1.5 m/s
1.0 m/s
0.5 m/s
N t. Conv.
a
Output Current Derating – Cold wall sealed box
A
40
35
30
25
20
15
10
5
0
0
20
40
60
80
100 [°C]
Tamb 8 5°C
Available load current vs. ambient air temperature and airflow at
V
I
= 53 V. See Thermal Consideration section. Tested with Plate Fin
Transverse heatsink, height 0.23 In, P0114 Thermal Pad.
Available load current vs. base plate temperature at 85ºC ambient.
V
I
= 53 V. See Thermal Consideration section.
ERICSSON [ ERICSSON ]
