PMP10896

Complete PMBus Power System for Enterprise Ethernet Switches Reference Design

PMP10896

Design files

Overview

Complete PMBus power system for 3 ASIC/FPGA cores, DDR3 core memory, and auxiliary voltages found on high-performance Ethernet Switches.

Features
  • 12V / 300W system power solution with eight point-of-load buck converters
  • PMBus communication configures hot-swap, SWIFT buck converters, multiphase PWM controller
  • High-density power conversion utilizing Inductor On Top of IC layouts
  • Voltage margining through PWM, PMBus and AVS bus
  • UCD90240 GPIs allow for event-based power supply control
Output voltage options PMP10896.1
Vin (Min) (V) 10.8
Vin (Max) (V) 13.2
Vout (Nom) (V) 1
Iout (Max) (A) 60
Output Power (W) 60
Isolated/Non-Isolated Non-Isolated
Input Type DC
Topology Buck- Multiphase
Communications equipment
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A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

TIDU840.PDF (6621 K)

Test results for the reference design, including efficiency graphs, test prerequisites and more

TIDRDD1.PDF (755 K)

Detailed schematic diagram for design layout and components

TIDRDD2.PDF (195 K)

Complete listing of design components, reference designators, and manufacturers/part numbers

TIDRDD3.PDF (896 K)

Detailed overview of design layout for component placement

TIDC962.ZIP (2171 K)

Design file that contains information on physical board layer of design PCB

TIDRDD4.PDF (13168 K)

PCB layer plot file used for generating PCB design layout

Products

Includes TI products in the design and potential alternatives.

AC/DC & DC/DC controllers (external FET)

TPS40428Dual Output, 2-Phase, Stackable PMBus Synchronous Buck Driverless Controller

Data sheet: PDF | HTML
AC/DC & DC/DC converters (integrated FET)

TPS533191.5-V to 22-V, 14-A synchronous buck converter with eco-mode

Data sheet: PDF
AC/DC & DC/DC converters (integrated FET)

TPS53355High-efficiency 1.5-V to 15-V, 30-A synchronous SWIFT™ buck converter with eco-mode

Data sheet: PDF | HTML
AC/DC & DC/DC converters (integrated FET)

TPS535131.5-V to 18-V, 8-A synchronous SWIFT™ buck converter

Data sheet: PDF | HTML
AC/DC & DC/DC converters (integrated FET)

TPS535151.5-V to 18-V, 12-A synchronous SWIFT™ buck converter

Data sheet: PDF | HTML
AC/DC & DC/DC converters (integrated FET)

TPS544C254.5-V to 18-V, 30-A synchronous SWIFT™ buck converter with PMBus and frequency sync

Data sheet: PDF | HTML
AC/DC & DC/DC converters (integrated FET)

TPS621533–17V 1A Step-Down Converter in 3x3 QFN package

Data sheet: PDF | HTML
MOSFETs

CSD17570Q5B30-V, N channel NexFET™ power MOSFET, single SON 5 mm x 6 mm, 0.92 mOhm

Data sheet: PDF | HTML
Sequencers

UCD9024024-Rail PMBus Power Sequencer and Power Manager

Data sheet: PDF | HTML
eFuses & hot swap controllers

LM25066A2.9-V to 17-V hot swap controller with I2C and PMBus with increased monitoring accuracy

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
Test report PMP10896 Test Results Mar. 10, 2015

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