The SMD0805B100TFT with PTC Resettable Fuses 0805 RoHS manufactured by Yageo is a small surface-mountable device designed to provide overcurrent protection in small electronic circuits. It is molded in a small 0805 package and contains a bimetallic disc self-restoring element, so that it will trip very quickly when an overcurrent condition is detected. The resetting process takes place automatically and no manual action is required. The device complies with the RoHS environmental standard, so it is lead-free and free from other hazardous materials. It is dimensional, reliable and has a high-temperature operating range.