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UPD350
  • UPD350

UPD350

Not Recommended for new designs

The UPD350 is a highly integrated small form factor USB Type-C/PD controller compliant with USB Type-C® specification and USB Power Delivery specification v.3.0. UPD350 provides cable detection and orientation, and implements baseband communication with a partner USB Type-C/PD Device.The UPD350 is designed to function as a Companion Power Delivery Controller to an external MCU/SoC or USB hub, using the integrated I2C/SPI interface. The device is capable of controlling up to 100W of Power Delivery current and voltage using an external power device.The UPD350 integrates two VCONN FETs with Rp/Rd switching. Alternate Modes support is provided including DisplayPort and HDMI. A software stack running on the companion IC executes support DRP modes, power profiles and alternate mode functionality...

Microchip Technology UPD350 Product Info

16 April 2026 0

Parameters

Mode

DFP and UFP

Modulation

USB Type-C

Temp. Range Min.

-40

Temp. Range Max.

85

Package

28-QFN 4x4mm

Features

  • Companion PD Controller for Microchip USB hub / SoC
  • USB Power Delivery 3.0 Compliant MAC
  • USB Type-C™ Alternate Mode Support
  • USB Type-C Connector Support with Connection Detection and Control
  • Dual Role Power (DRP) and Role Swap Support
  • Small Form Factor 4x4 mm 28-QFN
  • Integrated Analog Reduces Bill of Materials and Design Footprint
  • VCONN FETs with Rp/Rd Switching
  • Dead Battery Rd termination
  • Current Sense for Vbus Overcurrent conditions
  • Voltage Sense for Vbus Overvoltage conditions
  • Type-C/ PD Full Feature Support
  • PD 3.0 Support including FRS
  • Supports All-PD Power Profiles
  • Integrated 3.3V Power Switch
  • Provides Dead Battery Support
  • Automatically Switch between VBUS and Main +3.3V (A & B SKUs)
  • USB Power Delivery MAC
  • Compliant with USB Power Delivery Specification Revision 3.0
  • Standalone USB-C charge controller for 5V / 3A applications
  • Power Delivery Packet Framing
  • CRC Checking/Generation
  • 4B/5B Encoding/Decoding
  • BMC Encoding/Decoding
  • EOP/SOP Generation for PD Frames
  • SOP Detection and SOP Header Processing
  • Separate RX/TX FIFOs
  • Automatic GoodCRC Message Generation
  • Automatic Retry Generation
  • Error Handling
  • Low Standby Power Support via Sleep State
  • USB Type-C Cable Detect Logic
  • Auto Cable Attach & Orientation Detection
  • Routes Baseband Communication to Respective CC Pin per Detected Orientation
  • VCONN Supply Control for Active Cable
  • Configurable Downstream Facing Port (DFP) and Upstream Facing Port (UFP) Modes
  • Charging Current Capability Detection
  • Detection of Debug Accessory Mode, Audio Adapter Accessory Mode
  • +1.8V – +3.3V I2C (1 MHz) Interface Supports Communication & Configuration via Companion CPU/SoC
  • Alternate Mode Support including DisplayPort
  • Software C Libraries

    • Description

    The UPD350 is a highly integrated small form factor USB Type-C/PD controller compliant with USB Type-C® specification and USB Power Delivery specification v.3.0. UPD350 provides cable detection and orientation, and implements baseband communication with a partner USB Type-C/PD Device.

    The UPD350 is designed to function as a Companion Power Delivery Controller to an external MCU/SoC or USB hub, using the integrated I2C/SPI interface. The device is capable of controlling up to 100W of Power Delivery current and voltage using an external power device.

    The UPD350 integrates two VCONN FETs with Rp/Rd switching. Alternate Modes support is provided including DisplayPort and HDMI. A software stack running on the companion IC executes support DRP modes, power profiles and alternate mode functionality.

    UPD350 targets a wide range of applications in Consumer (Notebooks, Monitors, Docking Stations) and Industrial (Point of Sale Systems, Printers) market segments.

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