The 0603 series provides miniature surface mount resettable overcurrent protectionwith holding current from 0.01A to 0.5A. This series is suitable for ultra portableapplications where space is at a premium and the device current is low. The YAGEO SMD0603B001TF is a miniature 0603 series surface-mount resettable overcurrent protection device (PTC fuse) with a holding current suitable for low-current applications. Designed for ultra-compact and portable electronics, it offers fast response to fault currents while automatically resetting after the condition clears, ensuring reliable circuit protection.This device features a low-profile, compact design that saves board space and is fully RoHS-compliant, lead-free, halogen-free, and compatible with high-temperature soldering processes. Certified to UL, CUL, and TUV standards, it meets rigorous safety and quality requirements.