Ericsson BMR456 Series Manual

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Prepared (also subject responsible if other) Prepared (also subject responsible if other)
SEC/S Kevin Zhou SEC/S Kevin Zhou
Approved Approved
BMR456 series Fully regulated Advanced Bus Converters
SEC/S Kevin Zhou SEC/S Kevin Zhou
Input 36-75 V, Output up to 39 A / 468 W
Key Features
 Advanced Bus Converter Industry standard Quarter-
brick with digital PMBus interface
57.9 x 36.8 x 11.3 mm (2.28 x 1.45 x 0.445 in.)
 Optional industry standard 5-pins
architectures
 Industry-leading Power Density for Telecom and
Datacom 127-141W / sq. in
 Ericsson DC/DC Energy Optimizer built-in
 High efficiency, typ. 96.4% at half load, 12 Vout
 Fully regulated Advanced Bus Converter from 36-75Vin
 2250 Vdc input to output isolation
 Fast Feed forward regulation to manage line transients
 Optional baseplate for high temperature applications
 Droop Load Sharing with 10% current share accuracy
 Optional high capacitive load up to 15mF
 PMBus Revision 1.2 compliant
 2.9 million hours MTBF
 ISO 9001/14001 certified supplier
Power Management
 Configurable soft start/stop
 Precision delay and ramp-up
 Voltage margining
 Voltage/current/temperature monitoring
 Configurable output voltage
 Configurable fault response
 Power good
Contents
Ordering Information
General Information
Safety Specification
Absolute Maximum Ratings
Electrical Specification
9 V, 35 A / 351 W (36-75Vin)
9 V, 39 A / 351 W (36-60Vin)
12 V, 35 A / 420 W (36-75Vin)
12 V, 35 A / 420 W (36-75Vin, high cap load)
12 V, 39 A / 468 W (40-60Vin)
12.45 V, 35 A / 415 W (36-75Vin)
12.45 V, 39 A / 462 W (40-60Vin)
EMC Specification
Operating Information
Thermal Consideration
Connections
PMBus Interface
Mechanical Information
Soldering Information
Delivery Information
Product Qualification Specification
Checked Checked
for intermediate bus
Ericsson Internal Ericsson Internal

TABLE OF CONTENTS

PRODUCT SPECIFICATION
No. No.
00152-FGC1011823 1/1301- BMR 456 Uen
Technical Specification
Date Date Rev Rev
1/28701-FGC 101 1823 revD February 2013
2013-01-24 2013-01-24 D D
© Ericsson AB
Safety Approvals
............................................................. 2
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BMR 456 0004/004............................... 7
BMR 456 0000/003............................. 11
BMR 456 0004/001............................. 15
BMR 456 0004/018............................. 19
BMR 456 0000/002............................. 23
BMR 456 0007/014............................. 27
BMR 456 0011/017............................. 30
........................................................... 33
........................................................... 34
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........................................................... 39
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Reference Reference
Design for Environment
Meets requirements in high-
temperature lead-free soldering
processes.
1 (2) 1 (5)