onsemi High Side USB Power Power Switch IC, 12-Pin QFN Package, 2.85V-22V Supply FUSB303TMX

onsemi FUSB303TMX is a high side USB power power switch IC featuring fully autonomous USB Type-C port control with advanced power management capabilities. It is provided in a compact 12-pin QFN package measuring 1.65mm by 1.65mm with a minimal height of 350µm, suitable for space-constrained electronic designs.

This device supports USB Type-C Specification Release 1.3, with logic detection for source port, sink port, dual-role port (DRP), and accessory detection, including dead battery operation mode. With configurable addressable I2C access and GPIO interface, the FUSB303TMX enables multi-port system implementation or standalone operation with pin-based configuration options.

The power switch IC operates over a wide supply voltage range of 2.85V to 22V, accommodating various power input conditions. Its exceptionally low operating current of less than 10μA contributes to system power efficiency, ideal for battery-powered and low power applications.

Robust design includes 4kV Human Body Model (HBM) ESD protection on connector pins ensuring device reliability in demanding industrial and commercial use cases. The device supports operating temperatures from -40°C to 85°C, making it suitable for harsh environments.

Applications include power management for USB Type-C ports in consumer electronics, industrial devices, computing equipment, and communication systems. Its surface mount package facilitates automated PCB assembly, allowing for compact and cost-efficient manufacturing.

The device supports USB Type-C Specification Release 1.3 for modern USB port applications. Operates over a supply voltage range from 2.85V to a maximum of 22V. Features autonomous USB Type-C controller with source, sink, and dual-role port support.

Interface options include I2C and GPIO configuration for flexible system integration. Low operating current of less than 10μA ensures power efficiency. Suitable for applications requiring robust ESD protection and dead battery support.

Compact dimensions of 1.65mm x 1.65mm with 350μm height enable space-saving PCB designs. Surface mount type ensures easy placement and soldering on circuit boards. Operating temperature range from -40°C to 85°C supports industrial and commercial environments.

Pin count is 12, packaged in a QFN type for optimal thermal and electrical performance.

Explore the onsemi brand and Power Management ICs category on EnvMart for more advanced semiconductor components designed for optimized power switching applications in diverse electronics and industrial use cases.

Explore more products in our Power Switch ICs category.