Thanks for the feedback. Will share this with my team and see what we can do about a re-design of that.

At the very least, you should have allowed new users to change the screen name first, and inform them of this.

I assume you want commercial users to use your service as an alternative for DigiKey etc. Some prefer to stay under the radar in everything they do.

Second remark: for all components that I select, the 2D view shows:

   Th
   P

The rest falls off the screen on an iPhone 6. I'm guessing it wants to say "this part is not available" or something.

You need to test drive your website on more browsers.

Yes, that's a very good point. Most of our users are professionals like you mentioned so I think this definitely merits design changes. Also, regarding iPhone, we aren't yet compatible on mobile (most of our users visit from their desktops where they download the files), but it should at least still be usable, so thanks again for letting us know. :-)