STMicroelectronics STUSB4531QTR, USB Controller, 23V, USB, 3.3 V, 16-Pin QFN-16

The STMicroelectronics standalone USB PD controller is designed for power sinking devices, enabling automatic negotiation of power delivery contracts without software support. With its auto run mode, it is particularly effective for high‑power charging scenarios, even from a dead battery state. The device also offers a hybrid mode interface, allowing integration into full‑feature applications with minimal external software requirements.

• Supports up to 5 sink PDO profiles including fixed variable and PPS
• Provides source profile reporting for monitoring capabilities
• Includes integrated system and cable discharge path for safety
• Offers external Vconn support for cable powering
• Features short to VBUS protection for robust operation