PMP11668

Single USB Car Charger with Cable Compensation and Battery Short Protection Reference Design

PMP11668

Design files

Overview

The PMP11668 reference design is a single channel USB charger for automotive application. It includes a buck converter followed by a USB charging port controller. Its built-in short-to-battery protection, IEC ESD protection features enhance the system's reliability significantly in automotive application. This design can also handle a 2.1A load current using a simple two layer design. Its output port supports the USB BC1.2 CDP charging protocol.

Features
  • Linear VBUS droop compensation
  • Short-to-battery protection on protected VBUS, DP_IN and DM_IN pins
  • IEC ESD protection on DP_IN/DM_IN
  • USB BC1.2 CDP charging protocol supported
  • High integration for the compensation and protections
  • Two layer simple design
Output voltage options PMP11668.1
Vin (Min) (V) 6.5
Vin (Max) (V) 36
Vout (Nom) (V) 5
Iout (Max) (A) 2.1
Output Power (W) 10.5
Isolated/Non-Isolated Non-Isolated
Input Type DC
Topology Buck- Synchronous
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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.

TIDUCL7.PDF (588 K)

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

TIDROM0.PDF (61 K)

Detailed schematic diagram for design layout and components

TIDROM1.PDF (81 K)

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

TIDROM2.PDF (81 K)

Detailed overview of design layout for component placement

TIDROM4.ZIP (28 K)

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

TIDCCV8.ZIP (485 K)

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

TIDROM3.PDF (664 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)

LMR23630SIMPLE SWITCHER®, 36V 3A Synchronous Step-Down Converter

Data sheet: PDF | HTML
USB power switches & charging port controllers

TPS254900-Q1Automotive USB Charge port controller with short to BATT protection and droop compensation

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
* Test report PMP11668 Test Results Nov. 10, 2016

Related design resources

Reference designs

REFERENCE DESIGN
PMP11594 USB Type-C™ DFP 5V3A Charger Reference Design

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