PMP2688 Reference Design

Texas Instruments

Power Solution for Automotive Audio Amplifiers

Description

This reference design supports the supply for an audio amplifier: such as the TAS5414C-Q1 using the various DC/DC power switchers: LDOs: logic: clocks: and op amps. This reference design is also applicable in start/stop systems.Modifying this reference design can also create a power supply for a radio head unit.

Features
  • Wide input operating voltage from 4.5V to 52VFixed frequency current mode controlInternal slope compensation and an integrated low-side driverProgrammable close-loop start stopCapable of external synchronizationLow current disable function
Applications
Product Categories
  • Power management

Parts

Part Number Name Companion Part
LM2904-Q1 LM2904-Q1 Buy Datasheet
SN74AHC1G04-Q1 SN74AHC1G04-Q1 Buy Datasheet
TLC555 TLC555 Buy Datasheet
TLC555-Q1 TLC555-Q1 Buy Datasheet
TPS40210 TPS40210 Buy Datasheet
TPS40210-Q1 TPS40210-Q1 Buy Datasheet
TPS79801-Q1 TPS79801-Q1 Buy Datasheet

Bill Of Materials

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Schematic

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Design File

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Test Data

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Other Documents

Title Updated Type Size (KB)
PMP2688 Gerber 11 Sep 2013 ZIP 141
PMP2688 BOM 05 Sep 2013 PDF 24
PMP2688 Schematic 05 Sep 2013 PDF 93