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Solder mask

Solder mask, sometimes also referred to as solder stop mask or solder resist, is a thin layer of polymer that is usually applied to the copper traces of a printed circuit board (PCB). This layer of lacquer serves to [...]

By |2022-11-22T13:14:37+01:0022 November 2022|Categories: PIEK|

The PCB of the past and present, and what can we expect in the future?

Printed Circuit Boards (PCBs) / PWBs (Printed Wiring Boards) are well known in electronics. The first printed circuit board, invented by Paul Eisler, dates back to 1936. At that time, the conductor tracks were drawn by hand and that was [...]

By |2022-02-02T11:43:07+01:002 February 2022|Categories: PIEK|Tags: |

Special knowledge about BTC and BGA components according to IPC-7093 and IPC-7095

BTC-components are the “new generation” ICs that take up considerably less space than their “older” predecessors such as QFPs, SOICs, etc. BTCs (as the name suggests) do not have leads (legs) on the side of the component but metallized surfaces [...]

By |2022-02-03T09:30:14+01:0019 January 2022|Categories: PIEK|

Training calendar 2022

The 2022 PIEK training calendar is now ready and includes all regional and online training courses: https://piektraining.com/en/training-calendar/. The sites that you can choose from in 2022 are: Heerlen (head office), Weingarten near Karlsruhe, Singen, Münster, Amberg, Michelstadt & Berlin.

By |2021-09-29T10:58:15+02:0029 September 2021|Categories: IPC, PIEK|Tags: , , , , , , , , , , |

IPC introduced a major change in their standards for visual inspection.

Every advantage has its disadvantage In the new/latest revisions of the IPC-WHMA-620D Requirements and Acceptance for Cable and Wire Harness Assemblies and IPC-A-610H Acceptability of Electronic Assemblies the term TARGET and the pictures to this have disappeared. Advantage: The main [...]

By |2021-08-25T09:46:34+02:0025 August 2021|Categories: IPC, PIEK|Tags: |