PMP11422

High Density 72W Battery Powered Synchronous Boost Reference Design

PMP11422

Design files

Overview

PMP11422 is a synchronous boost power supply using the LM5121 controllers. The design accepts an input voltage of 5Vin to 8.6Vin, and boosts a 12Vout rail capable of sourcing 6A continuous current. The LM5121 integrates an input disconnection switch feature which allows boost short circuit protection, the device turns off the switch when a short circuit event occurs.

Features
  • High density design
  • Integrated boost short circuit protection
  • 72W capability
  • +/- 5% load transient
  • Overvoltage, and overcurrent protection
Output voltage options PMP11422.1
Vin (Min) (V) 5
Vin (Max) (V) 8.6
Vout (Nom) (V) 12
Iout (Max) (A) 6
Output Power (W) 72
Isolated/Non-Isolated Non-Isolated
Input Type DC
Topology Boost- Synchronous
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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.

TIDUBC9A.PDF (1580 KB)

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

TIDRK13.PDF (125 KB)

Detailed overview of design layout for component placement

TIDRK12A.PDF (126 KB)

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

TIDRK15A.ZIP (377 KB)

Files used for 3D models or 2D drawings of IC components

TIDCBP8.ZIP (291 KB)

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

TIDRK14.PDF (367 KB)

PCB layer plot file used for generating PCB design layout

TIDRK11.PDF (325 KB)

Detailed schematic diagram for design layout and components

Products

Includes TI products in the design and potential alternatives.

MOSFETs

CSD16415Q525-V, N channel NexFET™ power MOSFET, single SON 5 mm x 6 mm, 1.8 mOhm

Data sheet: PDF | HTML
AC/DC & DC/DC controllers (external FET)

LM51213-65V Wide Vin, Current Mode Synchronous Boost with Disconnection Switch Control

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
* Test report PMP11422 Test Results (Rev. A) May 11, 2016

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