EEVblog 1697 – What’s Up With Different Brand Op-Amps?

Why does this Uni-T UDP6731 PSU use different brand LM358 opamps on the same PCB?
All about Bill Of Materials, SMD pick and place machines, suppliers and specifications.

Links:
Jellybean Opamps: https://www.youtube.com/watch?v=uq1DMWtjL2U
NESS Factory tour: https://www.youtube.com/watch?v=bTij7Juj5qE
http://www.artschip.com/pdf/LM358.pdf
https://www.st.com/content/ccc/resource/technical/document/datasheet/61/46/87/01/98/ed/44/c5/CD00000464.pdf/files/CD00000464.pdf/jcr:content/translations/en.CD00000464.pdf

Forum: https://www.eevblog.com/forum/blog/eevblog-1697-whats-up-with-different-brand-op-amps/

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