Download the BDX47 datasheet PDF.
This datasheet also includes the BDX45 variant, as both parts are published together in a single manufacturer document.
PNP BDX45 – BDX46 – BDX47 SILICON PLANAR DARLINGTON TRANSISTORS
The BDX45, BDX46 and BDX47 are silicon PNP planar Darlington transistors and are mounted in Jedec TO-126 plastic package.