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PMP23242

Microprocessor unit (MPU) discrete automotive power reference design

PMP23242

Design files

Overview

This design demonstrates a power tree using low-cost discrete voltage regulators and details the specific power up and down sequencing requirements of the different voltage rails of the AM62x-Q1 processor family.

Features
  •  Low-cost discrete automotive solution         
  •  Easily scalable across AM62x Sitara Microprocessor units       
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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.

PDF | HTML
TIDT357.PDF (2467 K)

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

TIDMBX3.PDF (639 K)

Detailed schematic diagram for design layout and components

TIDMBX4.PDF (167 K)

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

TIDMBX5.PDF (750 K)

Detailed overview of design layout for component placement

TIDMBX7.ZIP (4205 K)

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

TIDCGH7.ZIP (4296 K)

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

TIDMBX6.PDF (2343 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 converters (integrated FET)

LM61480-Q18-A automotive buck converter optimized for power density and low EMI

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

TPS628501-Q1Automotive 2.7V-to-6V 1A step-down converter in SOT-583 package

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

TPS628502-Q12.7-V to 6-V, 2-A automotive step-down converter in SOT583 package

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

TPS62871-Q1Automotive, 2.7V to 6V input, 9A stackable synchronous buck converter

Data sheet: PDF | HTML
AND gates

SN74LVC2G08-Q1Automotive, 2-ch, 2-input 1.65-V to 5.5-V 32-mA drive strength AND gate

Data sheet: PDF | HTML
Ideal diode/ORing controllers

LM74700-Q13.2-V to 65-V, 80-uA IQ automotive ideal diode controller

Data sheet: PDF | HTML
Linear & low-dropout (LDO) regulators

LP5912-Q1Automotive, 500-mA low-noise low-IQ low-dropout voltage regulator with reverse current protection

Data sheet: PDF | HTML
Linear & low-dropout (LDO) regulators

TPS745-Q1Automotive 500-mA, low-IQ, high-PSRR, low-dropout (LDO) voltage regulator with power good

Data sheet: PDF | HTML
OR gates

SN74LVC1G32-Q1Automotive, 1-ch, 2-input 1.65-V to 5.5-V 32-mA drive strength OR gate

Data sheet: PDF | HTML
Supervisor & reset ICs

TPS3808-Q1Automotive, low-quiescent current programmable-delay supervisor

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
Test report Sitara™ MPU Discrete Automotive Power Reference Design PDF | HTML Nov. 15, 2023

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