BMR4540000/001 Ericsson Power Modules, BMR4540000/001 Datasheet - Page 17

• Manufacturer Part Number: BMR4540000/001
• Description: DC/DC Converters & Regulators 12V 20A 240W Bus Converter
• Manufacturer: Ericsson Power Modules

Specifications of BMR4540000/001

• Output Power: 240 W
• Input Voltage Range: 36 V to 75 V
• Output Voltage (channel 1): 12 V
• Output Current (channel 1): 20 A
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

E
12 V, 20 A / 240 W Typical Characteristics
Efficiency
Output Current Derating, open frame
Thermal Resistance, base plate option
Prepared (also subject responsible if other)
EGUHAIL
Approved
SEC/D (Julia You)
BMR454 series Fully regulated Intermediate Bus Converters
Input 36-75 V, Output up to 40 A / 240 W
[%]
1 00
[A]
25
20
15
10
[°C/W]
10
95
90
85
80
5
0
8
6
4
2
0
Efficiency vs. load current and input voltage at T
Available load current vs. ambient air temperature and airflow at
V
Thermal resistance vs. airspeed measured at the converter. Tested in
wind tunnel with airflow and test conditions as per
the Thermal consideration section. V
0,0
I
0
= 53 V. See Thermal Consideration section.
0
0,5
20
5
1,0
40
1,5
1 0
60
2,0
I
= 53 V
80
1 5
2,5
P1
100 [°C]
3,0[m/s]
= +25C
20 [A ]
Checked
EYIZJIA
3.0 m/s
2.0 m/s
1.5 m/s
1.0 m/s
0.5 m/s
Nat.
Conv.
36 V
48 V
53 V
75 V
Ericsson Confidential
PRODUCT SPECIFICATION
No.
2/1301-BMR 454 Uen
Date
2010-07-19
Power Dissipation
Output Current Derating, base plate option
[W]
1 4
1 2
1 0
[A]
25
20
15
10
8
6
4
2
0
5
0
0
0
Dissipated power vs. load current and input voltage at
T
Available load current vs. ambient air temperature and airflow at
V
P1
I
= 53 V. See Thermal Consideration section.
= +25°C
20
5
Technical Specification
EN/LZT 146 404 R4B May 2011
© Ericsson AB
40
Rev
D
1 0
60
Reference
80
1 5
100 [°C]
BMR 454 0000/001
20 [A ]
3.0 m/s
2.0 m/s
1.5 m/s
1.0 m/s
0.5 m/s
Nat.
Conv.
13 (21)
36 V
48 V
53 V
75 V
17