E
SECSUND
Approved
Prepared (also subject responsible if other)
No.
Ericsson Internal
PRODUCT SPECIFICATION
Rev
Reference
4 (17)
BMR457 series
SEC/D (Julia You)
Fully
regulated Advanced
Bus
Converters
EZHIXZH
2012-08-24
Input 36-75 V, Output up to
25
A /
300
W
Checked
2/1301-BMR 457
Technical Specification
Uen
Date
8
1/28701-FGC
101 1835
revC
August
2012
© Ericsson AB
C
L
Typical Characteristics
12 V, 22 A, 264 W
Efficiency
[%]
100
95
90
85
80
75
0
5
10
15
20
25 [A]
36 V
48 V
53 V
75 V
BMR 457 0004/001
Power Dissipation
[W]
20
16
12
8
4
0
0
5
10
15
20
25 [A]
36 V
48 V
53 V
75 V
Efficiency vs. load current and input voltage at T
P1
= +25°C.
Dissipated power vs. load current and input voltage at
T
P1
= +25°C.
Output Characteristics
[V]
12.20
12.10
12.00
11.90
11.80
0
5
10
15
20
25 [A]
36 V
48 V
53 V
75 V
Current Limit Characteristics
[V]
15.00
12.00
9.00
6.00
3.00
0.00
15
18
21
24
27 [A]
36 V
48 V
53 V
75 V
O
utput voltage vs. load current at T
P1
= +25°C.
O
utput voltage vs. load current at I
O
> max I
O
, T
P1
= +25°C.
ERICSSON [ ERICSSON ]
