Datasheet and Circuit Diagram, Posted by: admindata at January 5th, 2010
This is 1SS355 High Speed Switching Diode dimensions diagram from in silicon epitaxial planar construction. It features a high reliability and ultra small mold type (UMD2).
The dimension is in mm unit and the dot box above the "A" shows the year week factory. Completed detail of this Switching Diode Dimension can be viewed in 1SS355 datasheet, to see another dimension such the land size figure and taping specification (source: rohm.com).