If your USB flash drive, often branded as a generic, Kingston, or Silicon Power drive, is running extremely hot to the touch, you are likely dealing with a drive based on the controller. This controller is popular in many affordable USB 3.0/3.1 flash drives but has a well-documented tendency to overheat, especially during sustained data transfers.
Anatomy of the Crisis: Why Does the PS2307 Malfunction and Run Hot? phison ps225107ps2307 hot
Use Flash Drive Information Extractor to confirm the controller is indeed PS2251-07 or PS2307 . If your USB flash drive, often branded as
Understanding the Phison PS2251-07 (PS2307) Hot Issue: Causes, Risks, and Fixes If your USB flash drive
Many drives using this chip are extremely small, providing very little surface area for cooling. Symptoms of Overheating