Ericsson Internal
PRODUCT SPECIFICATION 1 (5)
Prepared (also subject responsible if other) No.
TABLE OF CONTENTS 1 (1)
Prepared (also subject responsible if other) No.
Kevin Zhou 1/1301- BMR 453 Uen
Technical Specication
ApSEC/S Kevin proved Zhou Checked 0015Date 2-EN/LZT1463Rev95 Reference
EN/LZT 146 395 R10A September 2017
Approved Checked Date Rev Reference
BMR45 series Fully regulated Advanced Bus Converters
Kevin Zhou 2017-09-22 S
SEC/S Kevin Zhou 2011-07-07 J
Flex
Input 36-75 V, Output up to 60 A / 396 W
Key Features
Industry standard five pin Quarter-brick
57.9 x 36.8 x 11.6 mm (2.28 x 1.45 x 0.46 in.)
Optional digital PMBus interface
Fully regulated intermediate bus converter
High efficiency, typ. 96% at half load, 12 Vout
+/- 2% output voltage tolerance band
1500 Vdc input to output isolation
2.5 million hours MTBF
Optional baseplate
Optional output voltage Droop for parallel operation
ISO 9001/14001 certified supplier
PMBus Revision 1.1 compliant
Power Management
Configurable soft start/stop Safet y Approvals Design for Environment
Precision delay and ramp-up
Voltage sequencing and margining
Voltage/current/temperature monitoring
Configurable output voltage
Meets requirements in high-
Power good temperature lead-free soldering
Synchronization processes.
Voltage track
Contents
Ordering Information ............................................................. 2
General Information ............................................................. 2
Safety Specification ............................................................. 4
Absolute Maximum Ratings ............................................................. 5
Functional Description ............................................................. 6
Electrical Specification
3.3 V, 60 A / 198 W BMR 453 0002/003 ............................... 7
5 V, 60 A / 300 W BMR 453 0002/004 ............................. 10
9 V, 33 A / 297 W BMR 453 0000/002 ............................. 13
12 V, 33 A / 396 W BMR 453 0000/001 ............................. 16
EMC Specification ........................................................... 19
Operating Information ........................................................... 20
Thermal considerations ........................................................... 23
Connections ........................................................... 24
PMBus communications ........................................................... 25
Mechanical Information ........................................................... 28
Soldering Information ........................................................... 32
Delivery Information ........................................................... 33
Product Qualification Specification ........................................................... 35
PRODUCT SPECIFICATION 2 (5)
Prepared (also subject responsible if other) No.
Kevin Zhou 1/1301- BMR 453 Uen
2
Technical Specication
Approved Checked Date Rev Reference
EN/LZT 146 395 R10A September 2017
BMR45 series Fully regulated Advanced Bus Converters
Kevin Zhou 2017-09-22 S
Flex
Input 36-75 V, Output up to 60 A / 396 W
(Vin 40-75, available only for n3n4 = 06 or 07)
Ordering Information
Product program Output xxx = Application Specific Configuration
BMR4530002/003 3.3 V / 60 A, 198 W
Packaging 20 converters/tray/box PE foam dissipative
BMR4530002/004 5 V / 60 A, 300 W
BMR4530000/002 9 V / 33 A, 297 W
Example: Product number BMR4532000/002 equals an Through hole mount
lead length 3.69 mm (cut), open frame, digital interface with 9 V standard
BMR4530006/012 9.6 V / 33 A, 297 W
configuration variant.
Note 1: Surface mount option available for 8.1-13.2Vout open frame version.
BMR4530000/001 12 V / 33 A, 396 W
Can not be combined with base plate option.
BMR4530006/013 12 V / 33 A, 376 W
For application specific configurations contact your local Flex sales
BMR4530006/014 12.45 V / 33 A, 391 W
representative.
Product Number and Packaging
General Information
BMR453 n1 n2 n3 n4 / n5 n6 n7
Reliability
Mechanical
The failure rate ( ) and mean time between failures
pin option x /
(MTBF= 1/ ) is calculated at max output power and an
Mechanical
x / operating ambient temperature (TA) of +40C. Flex uses
option
Telcordia SR-332 Issue 2 Method 1 to calculate the mean
Hardware option x x /
steady-state failure rate and standard deviation ( ).
Configuration file / x x x
Telcordia SR-332 Issue 2 also provides techniques to
Optional Description
estimate the upper confidence levels of failure rates based
designation
on the mean and standard deviation.
n 0 = Standard pin length 5.33 mm (0.210 in.)
1
note 1
1 = Surface mount option Mean steady-state failure rate, Std. deviation,
2 = Lead length 3.69 mm (0.145 in.)
403 nFailures/h 61 nFailures/h
3 = Lead length 4.57 mm (0.180 in.)
4 = Lead length 2.79 mm (0.110 in.) (cut)
5 = Lead length 2.79 mm (0210 in.)
MTBF (mean value) for the BMR453 series = 2.5 Mh.
stand off 6.7 mm
MTBF at 90% confidence level = 2.1 Mh
n 0 = Open frame
2
Compatibility with RoHS requirements
1 = Baseplate
2 = Baseplate with GND-pin
The products are compatible with the relevant clauses and
requirements of the RoHS directive 2011/65/EU and have a
n n 00 = 8.1-13.2 Vout With digital interface
3 4
maximum concentration value of 0.1% by weight in
01 = 8.1-13.2 Vout Without digital interface
homogeneous materials for lead, mercury, hexavalent
02 = 3-6.7 Vout With digital interface
chromium, PBB and PBDE and of 0.01% by weight in
03 = 3-6.7 Vout Without digital interface
homogeneous materials for cadmium.
06 = 8.1-13.2 Vout With 0.6 V droop load
sharing function Without digital interface
07 = 8.1-13.2 Vout With 0.6 V droop load
Exemptions in the RoHS directive utilized in Flex products
sharing function With digital interface
are found in the Statement of Compliance document.
n n n 001 = 12 V Standard configuration
5 6 7
Flex fulfills and will continuously fulfill all its obligations
002 = 9 V Standard configuration
under regulation (EC) No 1907/2006 concerning the
003 = 3.3 V Standard configuration
registration, evaluation, authorization and restriction of
004 = 5 V Standard configuration
chemicals (REACH) as they enter into force and is through
007 = 9 V with positive RC logic configuration
008 = 12 V with positive RC logic configuration product materials declarations preparing for the obligations
009 = 3.3 V with positive RC logic configuration
to communicate information on substances in the products.
010 = 5 V with positive RC logic configuration
012 = 9.6 V with 0.6 V droop load sharing
function configuration (available only for n3n4
= 06 or 07)
013 = 12 V with 0.6 V droop load sharing
function configuration
(Vin 40-75,available, only for n3n4 = 06 or 07)
014 = 12.45 V with 0.6 V droop load sharing
function configuration