The MF-R005-0 is a resettable PPTC (Polymeric Positive Temperature Coefficient) fuse with a 0.05A current rating and a 7.3ohm resistance. It is designed for a maximum voltage rating of 60V and a hold current of 0.05A with a trip current of 0.1A. This product is manufactured by Bourns, a company specializing in the production of electronic components such as resistors, capacitive sensors, inductors, and switches. It is commonly used in applications such as automotive, industrial, and consumer electronics.