PMP40270

Dual USB Type-C™ 1.5A DFPs Car Charger Reference Design

PMP40270

Design files

Overview

PMP40270 is a dual USB type-C DFPs reference design, as a cigar lighter adapter. It has a high effieicny DCDC converter LMS3635  inside, combined with a low cost USB type-C source controller TPS25821 for each port. Full voltage range of a 12V car battery, as well as the transistion voltage up to 42V, is supported for this design. Two output type-C ports can deliever 5V1.5A indepentenly. The legacy DCP charging protocol is also involved for both ports. With the high integration parts, a low cost solution can be achieved.

Features
  • Full integration solution for USB Type-C DFP port
  • IEC ESD protection on CC1/CC2
  • USB BC1.2 DCP charging protocols supported
  • High efficiency up to 95% with full load
  • Compact form factor for CLAs
Output voltage options PMP40270.1 PMP40270.2
Vin (Min) (V) 6 6
Vin (Max) (V) 42 42
Vout (Nom) (V) 5 5
Iout (Max) (A) 1.5 1.5
Output Power (W) 7.5 7.5
Isolated/Non-Isolated Non-Isolated Non-Isolated
Input Type DC DC
Topology Buck- Synchronous 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.

TIDUE00.PDF (1230 K)

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

TIDRUE5.PDF (189 K)

Detailed schematic diagram for design layout and components

TIDRUE6.PDF (61 K)

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

TIDRUE7.PDF (276 K)

Detailed overview of design layout for component placement

TIDRUE9.ZIP (1933 K)

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

TIDCE77.ZIP (515 K)

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

TIDRUE8.PDF (1163 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)

LMS3635-Q13.5-A, 36-V synchronous, 400-kHz, step-down converter

Data sheet: PDF | HTML
USB Type-C & USB Power Delivery ICs

TPS25821USB Type-C™ source controller and 1.5A power switch

Data sheet: PDF | HTML

Technical documentation

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Type Title Date
* Test report PMP40270 Test Results Dec. 11, 2017

Related design resources

Reference designs

REFERENCE DESIGN
PMP11594 USB Type-C™ DFP 5V3A Charger Reference Design PMP40269 USB Type-C™ DFP 5V 1.5A + USB Type-A 5V 2.4A Car Charger Reference Design

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