The requested file:
https://pdf.datasheetcatalog.com/datasheet/wte/1N5820.pdf
is the data sheet for the following electronic components:

Won-Top Electronics

#	Part Name	Description
1	1N5820	3.0A SCHOTTKY BARRIER RECTIFIER
2	1N5820-T3	3.0A SCHOTTKY BARRIER RECTIFIER
3	1N5820-TB	3.0A SCHOTTKY BARRIER RECTIFIER
4	1N5821	3.0A SCHOTTKY BARRIER RECTIFIER
5	1N5821-T3	3.0A SCHOTTKY BARRIER RECTIFIER
6	1N5821-TB	3.0A SCHOTTKY BARRIER RECTIFIER
7	1N5822	3.0A SCHOTTKY BARRIER RECTIFIER
8	1N5822-T3	3.0A SCHOTTKY BARRIER RECTIFIER
9	1N5822-TB	3.0A SCHOTTKY BARRIER RECTIFIER

Select the part name and then you can download the datasheet in PDF format.