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
Surface Mount Technology Association (SMTA) | https://www.smta.org/knowledge/proceedings_abstract.cfm?PROC_ID=5255
. One example of how the interactions between solder and surface finish can affect solder joint integrity is the potential formation of brittle gold/tin intermetallic compounds (IMCs
Imagineering, Inc. | https://www.pcbnet.com/quote/board-quote-taiwan/
* Materials FR4(130Tg) FR4(170Tg) FR406(180Tg) Copper Weight 1 oz 2 oz 3 oz 4 oz Finish Plating ENIG1U" (Immersion Gold) ENIG2U" (Immersion Gold) ENIG3U" (Immersion Gold) ENIG4U" (Immersion Gold) ENIG5U" (Immersion Gold) Immersion Tin Immersion Silver HASL
Imagineering, Inc. | https://www.pcbnet.com/quote/assembly-quote/?cpn=0
* Select One 1 2 3 4 5 6 8 Dimensions * Materials FR4(130Tg) FR4(170Tg) FR406(180Tg) Copper Weight 1 oz 2 oz 3 oz 4 oz Finish Plating ENIG1U" (Immersion Gold) ENIG2U" (Immersion Gold) ENIG3U" (Immersion Gold) ENIG4U" (Immersion Gold) ENIG5U" (Immersion Gold
Imagineering, Inc. | https://www.pcbnet.com/quote/board-quote-china/
* Materials FR4(130Tg) FR4(170Tg) FR406(180Tg) Copper Weight 1 oz 2 oz 3 oz 4 oz Finish Plating ENIG1U" (Immersion Gold) ENIG2U" (Immersion Gold) ENIG3U" (Immersion Gold) ENIG4U" (Immersion Gold) ENIG5U" (Immersion Gold) Immersion Tin Immersion Silver HASL
Imagineering, Inc. | https://www.pcbnet.com/quote/board-quote-usa/
) LF HASL OSP ENIG2U"-5U" (Immersion Gold), Immersion Tin, Immersion Silver from Taiwan or China Minimum Trace/Space 0.005" 0.006" 0.007" 0.008" Testing No Yes SMD Side None Top Side Bottom Side Both Sides SMD Pitch N/A
| http://etasmt.com/cc?ID=te_news_bulletin,23575&url=_print
. During reflow, with the addition of tin-lead solders, the intermetallic grows. With other board metal finishes, other metallics form, such as AuSn when soldering components to boards with gold-flash finish (and tin-lead solder
Imagineering, Inc. | https://www.pcbnet.com/quote/board-quote-usa/?cpn=2
) LF HASL OSP ENIG2U"-5U" (Immersion Gold), Immersion Tin, Immersion Silver from Taiwan or China Minimum Trace/Space 0.005" 0.006" 0.007" 0.008" Testing No Yes SMD Side None Top Side Bottom Side Both Sides SMD Pitch N/A
Imagineering, Inc. | https://www.pcbnet.com/quote/board-quote-usa/?cpn=5
) LF HASL OSP ENIG2U"-5U" (Immersion Gold), Immersion Tin, Immersion Silver from Taiwan or China Minimum Trace/Space 0.005" 0.006" 0.007" 0.008" Testing No Yes SMD Side None Top Side Bottom Side Both Sides SMD Pitch N/A
Imagineering, Inc. | https://www.pcbnet.com/quote/board-quote-usa/?cpn=3
(Leaded) ENIG2U"-5U" (Immersion Gold), Immersion Tin, Immersion Silver from Taiwan or China Minimum Trace/Space 0.007" 0.008" Testing No Yes SMD Side None Top Side Bottom Side Both Sides SMD Pitch N/A 0.025" over
