Ericsson Internal
E
EMAOLII
PRODUCT SPECIFICATION
10 (29)
Prepared (also subject responsible if other)
No.
2/1301-BMR 456 Uen
14
Technical Specification
BMR456 series Fully regulated AdvCahneckceed d Bus Converters
Approved
Date
Rev
Reference
1/28701-FGC 101 1823 revD February 2013
SEC/D (Julia You)
EZHIXZH
2013-02-06
E
© Ericsson AB
Input 36-75 V, Output up to 39 A / 468 W
Typical Characteristics
9.0 V, 39 A / 351 W
BMR 456 0000/003
Output Current Derating – Open frame
[A]
40
3.0 m/s
35
2.0 m/s
30
25
20
15
10
5
1.5 m/s
1.0 m/s
0.5 m/s
Na t. Conv.
0
0
20
40
60
80
100 [°C]
Available load current vs. ambient air temperature and airflow at
VI = 53 V. See Thermal Consideration section.
Output Current Derating – Base plate
Thermal Resistance – Base plate
[A]
40
[°C/W]
6
3.0 m/s
2.0 m/s
35
30
5
4
3
2
1
0
25
20
15
10
5
1.5 m/s
1.0 m/s
0.5 m/s
Nat. Conv.
0
0
20
40
60
80
100 [°C]
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
VI = 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. VI = 53 V.
Output Current Derating – Cold wall sealed box
A
40
35
30
25
20
15
10
5
Tamb
85 °C
0
0
20
40
60
80
100 [°C]
Available load current vs. base plate temperature at 85ºC ambient.
VI = 53 V. See Thermal Consideration section.