The BK250-080-DY-E0.5TB PTC thermistor manufactured by Yageo is a Plugin,P=5.1mm thermistor that is RoHS compliant. It features 0.5TB (thermal breakover) characteristics and is suitable for over-current protection applications. The BK250-080-DY-E0.5TB thermistor is a metal-oxide resistive device with positive temperature coefficient (PTC) behavior that enables it to provide a temperature compensated limit to over-current occurrences.