Imagineering, Inc. | https://www.pcbnet.com/capabilities/fabrication/technology-roadmap/
• Inner Layer - 10 oz • Inner Layer - 16 oz Buried/Blind Via 10+N+10 (HDI) Plasma Desmear Yes Outline Tolerance +/-.004 Surface Finish • HASL • ENIG • Immersion Silver • OSP (ENTEK) • Carbon • Immersion Tin • Electrolyic Gold • ENEPIG • ENIPIG Impeadance Control
Imagineering, Inc. | https://www.pcbnet.com/capabilities/assembly/tolerances/
. They provide enough variation for us to assemble your board – and for it to work properly in your application. Supported PC Board Specs: Min size: 1.967 in. X 1.967 in. Max size: 19.67 in. X 19.67 in. Min thickness: 4 mil Max thickness: 240 mil Layer Count: Up to 24 Finishes: HASL, ENIG, Silver
| https://www.eptac.com/wp-content/uploads/2021/11/webinar_eptac_12_17_08.pdf
| https://www.eptac.com/wp-content/uploads/2016/08/eptac_08_17_16.pdf
| https://www.eptac.com/wp-content/uploads/2021/11/eptac_08_17_16.pdf
Surface Mount Technology Association (SMTA) | https://www.smta.org/certification/recertification.cfm
. James Hall are divided into 11 modules each with slides and a quiz on the following updated topics: PCB Basics and Surface Finishes like HASL and ENIG Surface Finishes like OSP, Immersion Tin, Immersion Silver Paste, stencils, printing and how they are interrelated Component placement with a focus
| https://www.eptac.com/faqs/ask-helena-leo/ask/solder-selection-for-printed-circuit-boards-and-terminals
? My second question is what kind of solder would you suggest for doing repair or adding a component to a surface mount board? Answer: The type of flux to be used is determined by the surfaces being soldered, such as HASL, OSP, ENIG, Gold, Pd, etc
| https://www.eptac.com/ask/solder-selection-for-printed-circuit-boards-and-terminals/
? My second question is what kind of solder would you suggest for doing repair or adding a component to a surface mount board? Answer: The type of flux to be used is determined by the surfaces being soldered, such as HASL, OSP, ENIG, Gold, Pd, etc
Imagineering, Inc. | https://www.pcbnet.com/blog/how-pcbs-are-made/
. Common types of surface finishes are: HASL (Hot Air Solder Leveling): A cost-effective finish that enhances solderability and protects copper. ENIG
Imagineering, Inc. | https://www.pcbnet.com/blog/understanding-the-pcb-fabrication-process-from-design-to-delivery/
. For example, electroless nickel immersion gold (ENIG) is a common surface finish due to its long shelf life and RoHS compliance . However, it’s more expensive than other options
