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From Breadboard to Finished Product

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Presentation from the 16th Open Source Hardware Users' Group Meeting held at the C4CC in London on the 23 February 2012. Event details at: http://oshug.org/event/16

Presentation from the 16th Open Source Hardware Users' Group Meeting held at the C4CC in London on the 23 February 2012. Event details at: http://oshug.org/event/16

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From Breadboard to Finished Product From Breadboard to Finished Product Presentation Transcript

  • From breadboard to finished product A tale of “DFM” and “CEM”@OmerK / OSHUG 16 / 23 Feb 2012
  • omer.kilic.name
  • Concept ProductSpecification Production Design Compliance Revision Testing Prototype Test/Debug
  • Think different.
  • Functional Spec.odt
  • (cc) tiemposdelruido/flickr
  • Bill of Materials
  • README.txtdevice.max gerbers<date> - <revision>Files included: DEVICE.BOT - Copper bottom ... thruhole.tap - NC Drill file - Board outline is defined in top silkscreen, please route to border. - Please enlarge soldermask pads to fit your clearances as necessary - Please remove overlapping silkscreen segments on copper (i.e: silkscreen should not coverpads) - Mounting holes are specified as same pad size on drill and copper layers, these should benon-PTHFor questions please contact:<contact details>
  • Pay extra for “Electrical Testing”! (Because youre worth it)
  • https://github.com/dren-dk/HAL900/wiki/Quirks-of-PCB-manufacturing-at-ITead
  • Lather, rinse, repeat.
  • Schematic Layout Files Bill of MaterialsAssembly DrawingTesting Procedure Packaging Info CEM
  • “● To supply all components and manufacture the PCB assembly as per your latest BOM, our price is: £X.XX each, based upon a single order for a quantity of X off units. Delivery to be X weeks from placement of order. Device programming or assembly testing are not included in the above pricing –dependent upon cycle times, these operations would be charged extra at a rate of £X perminute.●(We would recommend the bare PCB to be panellised 2 up with a routed/scored breakoutand 10mm scrap all round.)● One off charges of £X for PCB tooling and £X for SM stencil to be applied.● Pricing includes SM assembly, conventional PCB assembly and AOI inspection of all units.●All pricing is fixed for X days only from date of quotation.●Payment terms are strictly X% of total value with order with balance due X days from date of invoice,subject to prior acceptance of credit account.●All quoted prices exclude VAT and delivery and lead times indicated are standard.
  • (cc) seeedstudio/flickr
  • http://www.ladyada.net/make/pogojig/
  • Concept ProductSpecification Production Design Compliance Revision Testing Prototype Test/Debug
  • http://en.wikipedia.org/wiki/Product_certification
  • Useful Stuff● Glossary of Acronyms Relevant to Electronics Manufacturing - http://www.smta.org/files/acronym_glossary.pdf● Thoughts, experiences on realizing an idea, Ihsan Kehribar - http://blog.kehribar.me/?p=29● Get Your PCBs Made, Dangerous Prototypes - http://dangerousprototypes.com/docs/Get_your_PCBs_made● Hardware will cut you (video), Amanda Wozniak - http://blip.tv/w0z/hardware-will-cut-you-4321930● An example DFM checklist - http://www.ansencorp.com/ANSEN_DFM_Checklist.pdf
  • Thanks for listening!http://www.bunniestudios.com/blog/?p=2160