Download the GB489UR datasheet PDF.
This datasheet also includes the GB488U variant, as both parts are published together in a single manufacturer document.
GB488U/GB489UR Pb Free Plating Product GB488U/GB489UR Pb 300A Stud Type Device Series-Standard Rectifier Diodes Feature Hermetic ceramics-metal stud structure Conform to national standard JB/T8949.