Rohm datasheet PDF for the BD49101ARFS-M part, catalogued here as a schematic but in practice a component document. The name identifies only the part number, so the full function should be confirmed inside the file. Rohm datasheets provide pinout, absolute ratings, electrical characteristics and typical application circuits. A technician uses them to check pin voltages, find compatible replacements and verify the external parts around the chip when diagnosing a faulty power or control stage."}
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @datasheets1. Enginerys does not host this file.
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.