Overview
The FUSB302T, produced by onsemi, is a programmable USB Type-C controller designed to support the implementation of USB Type-C wall chargers, travel adapters, and other similar applications. It integrates the physical layer of the USB BMC Power Delivery protocol, enabling up to 100 W of power and role swap capabilities. The device supports multiple roles, including Source (SRC), Sink (SNK), and Dual-Role Port (DRP), with low programmability requirements. It also includes features for automatic detection of attach/detach and orientation of the USB Type-C connector.
Key Specifications
| Parameter | Description |
|---|---|
| Package Type | 14-lead WQFN (2.5 mm × 2.5 mm, 0.5 mm Pitch) |
| Operating Temperature Range | −40 to 85°C (FUSB302TMPX), −40 to 105°C (Automotive versions) |
| Power Delivery | Up to 100 W |
| USB Type-C Detection | Attach/detach, orientation, and current capability detection |
| Interface | I2C for configuration and control |
| Low Power Operation | ICC = 25 µA (Typical) |
| Qualifications | AEC-Q100 Qualified and PPAP Capable |
| Configuration Channel Pins | CC1 and CC2 for Type-C connector configuration |
Key Features
- Automatic Retries of Sending a Packet if a GoodCRC is Not Received
- Automatic Soft Reset Packet Sent with Retries if Needed
- Automatic Hard Reset Ordered Set Sent
- Default CC Open for SRC Application
- Low Power Operation: ICC = 25 µA (Typical)
- AEC-Q100 Qualified and PPAP Capable
- Integrates CCx to VCONN switch with over-current limiting for powering USB3.1 Full Featured cables
- Support for Audio Adapter Accessory Mode and Debug Accessory Mode
- USB Power Delivery (PD) 2.0, Version 1.1 Support
- Active Cable Detection and Current Capability Indication as Host
- Dual-Role Functionality with Autonomous DRP Toggle
Applications
- Charging/Wall Adaptors
- Automotive Cigarette Adapters
- Laptops, Notebooks
- Power Adapters
- Automotive Systems
- Travel Adapters
- PCs and Desktop PCs
- Mobile Handsets and Tablets
- Infotainment Systems
Q & A
- What is the primary function of the FUSB302T?
The FUSB302T is a programmable USB Type-C controller designed to implement USB Type-C wall chargers, travel adapters, and similar applications. - What power delivery capabilities does the FUSB302T support?
The FUSB302T supports up to 100 W of power delivery through the USB BMC Power Delivery protocol. - What types of roles can the FUSB302T support?
The FUSB302T supports Source (SRC), Sink (SNK), and Dual-Role Port (DRP) with low programmability requirements. - How does the FUSB302T detect USB Type-C connections?
The FUSB302T detects attach/detach, orientation, and current capability of the USB Type-C connector using configuration channel pins (CC1 and CC2) and comparators. - What is the operating temperature range of the FUSB302T?
The operating temperature range is −40 to 85°C for standard versions and −40 to 105°C for automotive versions. - What interface does the FUSB302T use for configuration and control?
The FUSB302T uses an I2C interface for configuration and control. - Does the FUSB302T support low power operation?
Yes, the FUSB302T has a low power operation with ICC = 25 µA (Typical). - Is the FUSB302T qualified for automotive use?
Yes, the FUSB302T is AEC-Q100 Qualified and PPAP Capable. - What are some of the key features of the FUSB302T?
Key features include automatic retries of sending packets, automatic soft reset packet sent with retries, and integration of CCx to VCONN switch with over-current limiting. - What are some common applications of the FUSB302T?
Common applications include charging/wall adapters, automotive cigarette adapters, laptops, power adapters, and travel adapters.
