CISPR 25 Class5 400-kHz rated 15-W automotive USB Type-C® charger reference design


Design files


This reference design is an EMI-optimized design for automotive USB Type-C® charger with 15-W output. TPS25854-Q1 is used as DC-DC regulator and port controller. The switching frequency is 400 kHz. The front-end filter is designed and PCB layout is optimized to pass stringent CISPR 25 Class 5 conducted electromagnetic interference (EMI) standards. This reference design has been tested to CISPR 25 Class 5 conducted EMI standards, which accelerates customer design time.

  • Pass stringent CISPR 25 Class 5 Conducted Electromagnetic Interference (EMI) standards
  • 95.1% peak efficiency
  • USB Type-C charger
  • Programmable cable droop compensation
Output voltage options PMP40960.1
Vin (Min) (V) 6
Vin (Max) (V) 26
Vout (Nom) (V) 5.17
Iout (Max) (A) 3
Output Power (W) 15.51
Isolated/Non-Isolated Non-Isolated
Input Type DC
Topology USB Switch
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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.

TIDM974.PDF (217 K)

Detailed schematic diagram for design layout and components

TIDM975.PDF (113 K)

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

TIDM976.PDF (222 K)

Detailed overview of design layout for component placement

TIDM978.ZIP (1091 K)

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

TIDCG32.ZIP (636 K)

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

TIDM977.PDF (895 K)

PCB layer plot file used for generating PCB design layout


Includes TI products in the design and potential alternatives.

USB Type-C & USB Power Delivery ICs

TPS25854-Q1Single 3-A USB Type-C® charging ports controller with load shedding

Data sheet: PDF | HTML

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