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Technical Specication
AAppprprovoveded CChecheckkeded DaDattee ReRevv Reference
October 2019
1/28701-BMR 461 Rev. J
BMR46 1 series PoL Regulators
jjiiddaxddaxiie De Daavviid Xd Xiiee 10/10/330/0/20201919 EJ
Flex
Input 4.5-14 V, Output up to 18 A / 60 W
Key Features
Small package
12.2 x 12.2 x 8.0 mm (0.48 x 0.48 x 0.315 in)
TM TM
Architects of Modern Power picoAMP Compliant
0.6 V - 5.0 V output voltage range
High efficiency, typ. 96 % at 12Vin, 5Vout and 80% load
Configuration Control and Monitoring via PMBus
Adaptive compensation of PWM control loop & fast loop
transient response
Synchonization input & phase spreading/interleaving
Voltage Tracking & Voltage margining
MTBF 24 Mh
General Characteristics
For narrow board pitch applications (15 mm/0.6 in)
Pre-bias start-up and shut down
Monotonic & Soft start Power up
Safety Approvals Design for Environment
Input under voltage shutdown
OTP, output OVP, OCP
Remote control & Power Good
Differential sense pins
Meets requirements in high-
Voltage setting via pin-strap or PMBus
temperature lead-free soldering
Advanced Configurable via Graphical
processes.
User Interface
ISO 9001/14001 certified supplier
Highly automated manufacturing ensures quality
Contents
Ordering Information ............................................................. 2
General Information ............................................................. 2
Safety Specification ............................................................. 3
Absolute Maximum Ratings ............................................................. 4
Electrical Specification
6 A / 0.6 5.0 V BMR 461 2001 ..................................... 5
12 A / 0.6 5.0 V BMR 461 3001 ................................... 15
18 A / 0.6 1.8 V BMR 461 4001 ................................... 25
15 A / 0.6 3.3 V BMR 461 5001 ................................... 33
EMC Specification ........................................................... 42
Operating Information ........................................................... 43
Thermal Consideration ........................................................... 52
Typical Application Circuit ........................................................... 54
PCB Layout Consideration ........................................................... 54
Mechanical Information ........................................................... 60
Soldering Information ........................................................... 62
Delivery Package Information ........................................................... 63
Product Qualification Specification ........................................................... 64
2
Internal Use Only
PRODUCT SPECIFICATION 2 (4)
Prepared (also subject responsible if other) No.
jidgezou George Zou 1/1301-BMR 461 Uen
Technical Specication
Approved Checked Date Rev
October 2019
1/28701-BMR 461 Rev. J
BMR46 1 series PoL Regulators
jiddaxie David Xie 10/30/2019 E
Flex
Input 4.5-14 V, Output up to 18 A / 60 W
Compatibility with RoHS requirements
Ordering Information
The products are compatible with the relevant clauses and
Product program Output
requirements of the RoHS directive 2002/95/EC and have a
BMR 461 2001 0.6-5.0 V, 6 A/ 30 W
maximum concentration value of 0.1% by weight in
BMR 461 3001 0.6-5.0 V, 12 A/ 60 W
homogeneous materials for lead, mercury, hexavalent
BMR 461 4001 0.6-1.8 V, 18 A/ 32W
chromium, PBB and PBDE and of 0.01% by weight in
BMR 461 5001 0.6-3.3 V, 15 A/ 50 W
homogeneous materials for cadmium.
Product number and Packaging
Exemptions in the RoHS directive utilized in Flex products
BMR 461 n n n n /n n n n
1 2 3 4 5 6 7 8
are found in the Statement of Compliance document.
Options n1 n2 n3 n4 / n5 n6 n7 n8
Flex fulfills and will continuously fulfill all its obligations
Output Current /
under regulation (EC) No 1907/2006 concerning the
Mechanical /
registration, evaluation, authorization and restriction of
Variants info
/
chemicals (REACH) as they enter into force and is through
product materials declarations preparing for the obligations
Configuration file /
to communicate information on substances in the products.
Packaging
/
Quality Statement
Options Description
The products are designed and manufactured in an
n 2 6A
1
industrial environment where quality systems and methods
3 12A
like ISO 9000, Six Sigma, and SPC are intensively in use to
4 18A
boost the continuous improvements strategy. Infant
5 15A
mortality or early failures in the products are screened out
and they are subjected to an ATE-based final test.
n 0 LGA (Land Grid Array)
2
1 BGA (Solder Bump Grid Array) Conservative design rules, design reviews and product
2 Inductor-glued LGA
qualifications, plus the high competence of an engaged
3 Inductor-glued BGA
work force, contribute to the high quality of the products.
n n 01 Standard variants
3 4
Warranty
n n n 001 Standard configuration
5 6 7 Warranty period and conditions are defined in Flex General
Terms and Conditions of Sale.
n C Antistatic tape & reel of 280 pcs of
8
modules (1 full reel/box =280 pcs of
Limitation of Liability
modules. Sample delivery avalable in
lower quantities) Flex does not make any other warranties, expressed or
implied including any warranty of merchantability or fitness
Example: Product number BMR 461 3001/001C equals a 12A, LGA, PMBus
for a particular purpose (including, but not limited to, use in
and analog pin strap, standard configuration variant.
life support applications, where malfunctions of product can
cause injury to a persons health or life).
General Information
Reliability
Flex 2019
The failure rate ( ) and mean time between failures
The information and specifications in this technical
specification is believed to be correct at the time of
(MTBF= 1/ ) is calculated at max output power and an
operating ambient temperature (T ) of +40C. Flex uses publication. However, no liability is accepted for
A
inaccuracies, printing errors or for any consequences
Telcordia SR-332 Issue 2 Method 1 to calculate the mean
thereof. Flex reserves the right to change the contents of
steady-state failure rate and standard deviation ().
this technical specification at any time without prior notice.
Telcordia SR-332 Issue 2 also provides techniques to
estimate the upper confidence levels of failure rates based
on the mean and standard deviation.
Mean steady-state failure rate, Std. deviation,
40 nFailures/h 8.2 nFailures/h
MTBF (mean value) for the BMR 461 series = 24.98 Mh.
MTBF at 90% confidence level = 19.77 Mh
(calculation based on BMR461 3001)