DataSheets.com is a large free resource for electronic component

Electronic component

An electronic component is a basic electronic element and may be available in a discrete form having two or more electrical terminals . These are intended to be connected together, usually by soldering to a printed circuit board, in order to create an electronic circuit with a particular function...

 datasheets and purchasing information. The website is intended for Design engineer

Design engineer

Design Engineer is a general term that covers multiple engineering disciplines including electrical, mechanical, industrial design and civil engineering, architectural engineers in the U.S...

s and Electronics

Electronics

Electronics is the branch of science, engineering and technology that deals with electrical circuits involving active electrical components such as vacuum tubes, transistors, diodes and integrated circuits, and associated passive interconnection technologies...

 purchasing agents. DataSheets.com was developed by UBM

United Business Media

UBM plc is a magazine publisher, news distributor and events organiser providing business information services principally to the technology, healthcare, media, automotive and financial services industries...

in conjunction with SiliconExpert Technologies and provides access to 185 million datasheets on electronics components in a database that allows for searching across multiple parameters and methods. Datasheets.com was officially launched on July 18th, 2011.