Search results with tag "Solder reflow"
Section 1: Solder Reflow Basics - tch.es
www.tch.esSection 1: Solder Reflow Basics Introduction Electronics assembly is the general term for joining electrical components to printed circuit boards (PCB). Surface mount ... Solder Reflow Technology Handbook Lead Free Solder Among the most discussed topics in the late-1990s is the effort to remove lead from electronic products. Concerns about ground
Nanoscale Lead-free Solders (“Nano-Solders”): Synthesis ...
www.turi.orgSolder reflow is a process being used in industry to solder the joints. There are normally four stages (“zones”): preheat, thermal soak, reflow and cooling.
Establishment of a Lead-Free Reflow Soldering Technology ...
www.oki.comExample of eutectic solder reflow profile Example of lead-free solder reflow profile Control of the heating process is extremely difficult ∆T (variance of the substrate's internal temperature)
Handling, Packing, Shipping and Use of Moisture, Reflow ...
www.ipc.orgDuring solder reflow, the combination of rapid moisture expansion, materials mismatch, and material interface degradation can result in cracking and/or delamination of critical interfaces within the device. Typical solder reflow processes of concern for all devices are convection, convection/IR, infrared (IR), vapor phase (VPR), hot air
IPC/JEDEC J-STD-020C Moisture/Reflow Sensitivity ...
ferroxcube.home.pl3.2.2 Infrared Infrared (IR)/convection solder reflow equipment capable of maintaining the reflow profiles required by this standard. It is required that this equipment use IR to heat only the air and not directly impinge upon the SMD Packages/devices under test.
Base Materials for High Speed, High Frequency PC Boards ...
www.qsl.net- Must attempt to permit Proper Solder Reflow. • Ground: All Designs, 2 Layer or Multilayer – - Unused Areas of Every Layer to be Poured with Ground Copper. - Ground Copper and All Ground Planes through Board to be Connected with Vias Every 1/20th - Wavelength Apart (Where Possible). - Vias Closer than 1/20th λ are Better.
Lead Free Solder Reflow - IXYS CORPORATION
www.ixys.com1 IXYS Corporation - www.ixys.com 3540 Bassett Street; Santa Clara, CA 95054; Tel: (408) 982-0700; Fax: (408) 496-0670 © 2006 IXYS All rights reserved
Solder Reflow for Standard and Lead Free Packages
www.custommmic.comAPPICATIN NTE 102 www.CustomMMIC.com App Note 102 | Solder Reflow for Standard and Lead Free Packages | 1 Introduction 2. Limit the maximum temperature to those specified Application Note 102 applies to all packaged SMT