Industry Directory | Consultant / Service Provider / Distributor / Manufacturer / Other
Ludee Circuits offer RoHS PCB.We could offer leadfree HASL,Entek, flash gold, immersion gold, immersion silver, immersion tin finishing based on standard FR-4, CEM-3 materials, Teflon, Rogers RO4000 series, as well as high Tg S1170 materials.
Industry Directory | Manufacturer
professional manufacturer of pcb
Layer: 8 layers Material: FR-4 Board Thickness: 0.6mm Surface Finish: Immersion Gold 1~4u Copper Thickness: 1/3 oz Impedance, 4/4mils width/spacing Layers: 2--36layers Max manufacturing size: 640mm*1100mm Copper foil thickness: 0.5OZ-13OZ M
New Equipment | Design Services
Layer:4 Material:FR-4 4/4/4/4oz Thickness:2.0 Minimum hole:0.35mm Minimum Tracc/Spacing:12mil/15mil Application:power supply Layers: 2--36layers Max manufacturing size: 640mm*1100mm Copper foil thickness: 0.5OZ-13OZ Min line width/space:
Electronics Forum | Thu May 10 19:19:41 EDT 2007 | rgduval
Wayne, I haven't seen anything indicating that Gold Immersion is necessary for lead free... However, it is my companies preferred finish for lead free assemblies. We've taken this stance for the following reasons: 1. Better solder quality on th
Electronics Forum | Thu Sep 17 23:36:35 EDT 2009 | Sean
All, We know that incomplete immersion silver could potentially lead this creeping corrosion. Is there any way to check bare PCB for incomplete immersion silver coverage, especially on the via hole area? Thanks, Sean.
Industry News | 2012-05-04 09:21:15.0
As printed boards evolve and chip speeds increase, the use of microwave technology in commercial applications, such as cell phone towers and in military products, is expanding.
Industry News | 2010-09-13 15:36:15.0
IPC — Association Connecting Electronics Industries® has released IPC-1601, Printed Board Handling and Storage Guidelines. The industry's sole standard on the handling, packaging and storage of printed boards, IPC-1601 provides users with guidance on how to protect printed boards from contamination, physical damage, solderability degradation, electrostatic discharge and moisture uptake.
Parts & Supplies | Circuit Board Assembly Products
PULANG TECHNOLOGY CO,.LTDOffers electronic manufacturing services including PCB designing, electronic contract manufacturing including electronic product design, electronic product development, electronic product repair, PCB manufacturing, electronic
ASYMTEK Products | Nordson Electronics Solutions | https://www.nordson.com/en/divisions/efd/resource-center/solder-glossary-of-terms
. Alloy A substance composed of two or more metal elements. Example: Sn96.5 Ag3.0 Cu0.5 is 96.5% Tin, 3.0% Silver, and 0.5% Copper. Generally, alloys will have different properties than those exhibited by their individual elements (e.g
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