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ONSEMI FUSB302TMPX USB Type-C Controller

The FUSB302T is a programmable USB Type-C controller designed for implementing USB Type-C wall chargers, power adapters, and dual-role ports. It supports dual-role functionality with autonomous DRP toggle, full Type-C 1.2 support, and integrated power delivery protocols up to 100W. Features include role swapping, attach/detach detection, orientation sensing, VCONN switching with OCP, and customizable thresholds via a programmable DAC. It facilitates communication over CC and VBUS lines, enabling roles of host or device with adjustable power and data capabilities for smart charging and accessory detection.

Authorized Distributors
Source:Newark
Part No:FUSB302TMPX
Stock:3734
Inv Date:06-10-2026
Price: Unit price: $1.15
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Part No:FUSB302TMPX
Stock:15249
Inv Date:06-11-2026
Price: Unit price: $1.15
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Part No:FUSB302TMPX
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.988
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Part No:FUSB302TMPX
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.988
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Part No:FUSB302TMPX
Stock:3000
Inv Date:06-11-2026
Price: N/A
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ONSEMI FUSB302TMPX USB Type-C Controller Specifications:

  • Package: 14-lead MLP (2.5 mm x 2.5 mm, 0.5 mm pitch)
  • Operating Temperature Range: -40°C to 125°C
  • Supply Voltage: VCC -0.5V to 6.0V, VBUS -0.5V to 28V
  • VDD Voltage: 2.79V to 3.55V, VCONN Voltage: 2.7V to 5.5V
  • Power Consumption: Icc = 25μA (typ) in low power mode
  • I2C Interface: Full I2C slave with 1 MHz max clock, pull-up resistors 47 kΩ, voltage: 1.62V to 1.98V
  • Detection Thresholds: Fixed comparators for CC, VCONN, and VBUS; Programmable DAC for CC line measurement
  • Power Delivery Support: USB PD 2.0, automatic GoodCRC response, retries, and error handling
  • Charging Current Detection: Role-specific thresholds for Ra and Rd, with hysteresis support
  • VCONN Power Switch: With over-current protection, typical switch off at 600-1000mA
  • Role Toggle: Autonomous and manual DRP toggle modes, configurable via I2C
  • Communication: Packets managed through FIFO with token control, supporting BMC PD protocol

Buy the ON Semiconductor FUSB302T – Reliable USB Type-C Controller for Industrial Applications

Purchase the FUSB302T online today—engineered for high performance in USB Type-C roles, power delivery, and accessory detection. Its seamless integration of physical layer and protocol handling simplifies design for chargers, laptops, and accessories. With support for up to 100W power, role swapping, and full Type-C 1.2 compliance, this controller offers reliable communication over CC and VBUS lines. Its flexible configuration, role toggle, and over-current protections make it ideal for consumer, industrial, and computing applications needing robust, efficient, and compliant USB-C solutions.

Get ON Semiconductor FUSB302T today—built for precision and long-lasting durability in USB Type-C port applications.

Frequently Asked Questions

Where can I buy ONSEMI FUSB302TMPX?

You can click on the BUY or RFQ button to purchase FUSB302TMPX from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part FUSB302TMPX?

You can download the FUSB302TMPX datasheet or visit the ONSEMI website for support.

Who is the manufacturer of FUSB302TMPX?

ONSEMI

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