TIDA-00160 Reference Design

Texas Instruments

Automotive USB Charger with Linear Droop Compensation Reference Design

Description

The TIDA-00160 reference design provides detailed data for evaluating and verifying a USB charger: which uses a USB charge controller: a buck controller and a shunt amplifier.This design demonstrates an automotive USB charging port that offers short-to-battery protection. With the help of the shunt amplifier: the design aims to compensate the effects on Vdroop when the smartphone/tablet is connected to the USB charger using a cable that is roughly 2-3 meters in length.

Features
  • Compliance wtih almost all major smartphone/tablet manufacturers is supported due to programmable current limit up to 3A: BC 1.2 compliant devices being supported: and D+/D- divider modes of 2.7V/2.7V and 1.2V.Drop in and BOM compatible wtih TPS2543-Q1.The TI devices in this design are AEC-Q100 qualified.Supports CDP/SDP auto switch for small industry standard footprint based devices.
Applications
Product Categories
  • Power management

Parts

Part Number Name Companion Part
INA213A-Q1 INA213A-Q1 Datasheet
LM25117-Q1 LM25117-Q1 Buy Datasheet
TPD2E001-Q1 TPD2E001-Q1 Buy Datasheet
TPS2546-Q1 TPS2546-Q1 Buy Datasheet

Bill Of Materials

Download the bill of materials for TIDA-00160 Download

Design File

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Download the design file for TIDA-00160

Other Documents

Title Updated Type Size (KB)
TIDA-00160 BOM 15 May 2014 PDF 132
TIDA-00160 Block Diagram 15 May 2014 PDF 73
TIDA-00160 Schematic 15 May 2014 PDF 56
TIDA-00160 Gerber 15 May 2014 ZIP 112