9-40V Automotive Input, 5V@2.1A Smart USB Charger Reference Design

(ACTIVE) PMP7388

Description & Features

Technical Documents

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Description

This reference design is a complete automotive USB charger solution from the car battery.
From a 9V to 40V DC input,  this design generates a 5V/2.1A output for smart phones and tablets.

Features
  • Complete USB charging solution for automotive applications
  • Very compact size design, PCB layout is optimized and ready to use.
  • The TPS54240 provides very high efficiency (~93%) DC/DC conversion.
  • The TPS2511 USB power switch offers adaptive electrical signature to recognize adn charge many devices.

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.


  



Schematic/Block Diagram

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Test Data

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Design Files

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Bill of Materials (BOM)

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Parametrics
 PMP7388.1
(Output Voltage 1)
Vin (Min) (V)9
Vin (Max) (V)40
Vout (Nom) (V)5
Iout (Max) (A)2.1
Output Power (W)10.5
Isolated/Non-IsolatedNon-Isolated
Input TypeDC
TopologyBuck- Non Sync
USB Switch

TI Devices (2)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
TPS2511  USB Dedicated Charging Port Controller and 2.2A Power Switch  Power management  Sample & Buy View Design Kits & Evaluation Modules
TPS54240  3.5V to 42V Input, 2.5A Step-Down Converter with Eco-Mode  Step-down (buck)  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
TPS2511 Download -
TPS54240 Download -
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Technical Documents

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.

User guides (1)
Title Abstract Type Size (KB) Date Views
PDF 717 14 May 2012 1 1
Design files (3)
Title Abstract Type Size (KB) Date Views
ZIP 116 14 May 2012 2
PDF 27 14 May 2012 2
PDF 61 14 May 2012 10

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