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
: I see so many places say that they build to IPC-A-610, yet I thought you build to J-STD-001, and inspect to IPC-A-610. Is this correct? Read Answer Shelf Life of Soldered Components Question
ORION Industries | http://orionindustries.com/pdfs/200mp.pdf
. Shelf Life of Tape in Roll Form 24 months from the manufacturing date when stored at 70°F (21°C) and 50% relative humidity. VI. Adhesion Retention after Immersion and Exposure (percent retention
ASYMTEK Products | Nordson Electronics Solutions | https://www.nordson.com/en/divisions/efd/resource-center/solder-glossary-of-terms
with an appropriate solvent. Rosin/Resin (R) Natural or modified pine tree sap. Resins are processed Rosins. Rosin is the mildly acidic sap found in pine trees and was the first fluxing agent used in the Bronze Age. S Shelf Life Duration of time a
ORION Industries | http://orionindustries.com/pdfs/300lse.pdf
• 9472LE Printed in U.S.A. ©3M 2002 70-0707-7533-6 (9/02) Recycled Paper 40% pre-consumer 10% post-consumer - 4 - Shelf Life: Product retains its performance and properties for two years from date of manufacture if properly stored at room temperature conditions of 72°F (22°C) and 50% relative humidity
| https://pcbasupplies.com/leaded-solder-wire/
× 105 Flux residue stickiness (by chalk powder) No attachment Wire diameter (mm) 0.3, 0.4, 0.5, 0.6, 0.8, 1.0, 1.2, 1.6 Shelf life 3 years More Flux Cored Solder Wire Products JM-20 Sn63/Pb37
Heller Industries Inc. | https://hellerindustries.com/wp-content/uploads/2018/07/last-will-of-bga-void.pdf
] Investigation Specifics: 84 I/O Plastic CSP, daisy chained, 0.3mm (12 mil) diameter solderballs Sn63 solder paste Test vehicle: Characteristics not available, Immersion Silver (IAg) and ENIG finishes Thermal cycling: 0°C-100
Heller Industries Inc. | https://hellerindustries.com/wp-content/uploads/2022/04/last-will-of-bga-void-1.pdf
] Investigation Specifics: 84 I/O Plastic CSP, daisy chained, 0.3mm (12 mil) diameter solderballs Sn63 solder paste Test vehicle: Characteristics not available, Immersion Silver (IAg) and ENIG finishes Thermal cycling: 0°C-100
ASYMTEK Products | Nordson Electronics Solutions | https://www.nordson.com/en/divisions/efd/resources/solder-dictionary-of-terms
appropriate solvent. Rosin/Resin (R) Natural or modified pine tree sap. Resins are processed Rosins. Rosin is the mildly acidic sap found in pine trees and was the first fluxing agent used in the Bronze Age. S Shelf Life Duration of time a product remains
Surface Mount Technology Association (SMTA) | https://www.smta.org/knowledge/journal.cfm
, David Braun Abstract 22-2 EFFECTS OF STORAGE PROCEDURES AND BAKE OUT ON THE SOLDERABILITY OF IMMERSION SILVER-COATED PRINTED CIRCUIT BOARDS Paul Vianco, et al. Abstract 22-1 A CASE STUDY FOR TRANSITIONING CLASS A SERVER MOTHERBOARDS TO LEAD-FREE R
