TIDA-01610

Automotive Tracking Power Supply Reference Design for Audio Amplifiers

TIDA-01610

Design files

Overview

This reference design implements a 10 amp, two-phase boost converter with an adjustable output voltage that can be dynamically set for voltages from 16V to 40V DC. The output voltage range allows tracking an audio signal when provided by either a PWM signal from a processor or a voltage.

Features
  • PWM or DC level control of output voltage
  • Allows adjustment of audio amplifier power supply to match signal conditions
  • Input Voltage Range: 9V to 16V
  • Output Voltage Range: 16V to 40V
  • 10 amp output
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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.

TIDUDU1.PDF (5984 K)

Reference design overview and verified performance test data

TIDRVN3.PDF (222 K)

Detailed schematic diagram for design layout and components

TIDRVN4.PDF (107 K)

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

TIDRVN5.PDF (190 K)

Detailed overview of design layout for component placement

TIDRVN7.ZIP (1252 K)

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

TIDCEI3.ZIP (1825 K)

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

TIDRVN6.PDF (1214 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)

LM25122-Q13-42-V wide VIN, synchronous boost controller with multiphase capability, AEC-Q100 qualified

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
* Design guide Tracking Power Supply for Car Audio Amplifiers Reference Design Feb. 14, 2018

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