IPC Releases C Revision Of IPC-6012 Specification
IPC has announced the release of IPC-A-600H and its companion document - the C revision of IPC-6012, Qualification and Performance Specification for Rigid Printed Boards. IPC-A-600H features 95 new and updated photos and illustrations, pushing the total number of images to 326. These images are said to help inspectors understand the difference between anomalies that can impact performance and lifetime and those that are cosmetic blemishes. John Perry, technical project manager at IPC and staff liaison to the IPC-A-600 Task Group, said: 'Some laminate imperfections such as measles are categorised as anomalies, but they can be acceptable. 'Other laminate imperfections that may look like measles may be instances of delamination that can propagate under thermal stress, and therefore require degrees of acceptability,' he added. In addition to photos, the standard offers new and expanded coverage on topics such as solder mask coverage, etchback, plated-hole wall integrity, via...