Valley Services Electronics

Silicon Valley’s Premier Electronic and PCB Assembly Blog

IPC class 2 requirements vary from inspection to component placement.

IPC Class 2 PCB Requirements

The Global Electronics Association, formally known as IPC, publishes the industry standard for PCB manufacturing, IPC-A-610. IPC-A-610 outlines IPC class 2 requirements and criteria for the acceptability of electronic assemblies, guiding manufacturers on quality assurance and inspection processes. The standard lists three classifications of PCB manufacturing requirements: Class 1, 2, and 3.  Frequently, designers may…

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component orientation on pcb

Creepage and Clearance Standards for High-Voltage PCBs

If a high voltage develops between exposed metal on a PCB, electrostatic discharge can occur if the charge exceeds the threshold for dielectric breakdown. This material failure damages components and, in extreme cases, causes board conflagration. Creepage and clearance limits between exposed metal on your PCB are codified in critical industry standards for observation during…

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PCB Manufacturers in the USA: 2025 Analysis

The global landscape of PCB manufacturing is changing. With tariffs increasing the cost of doing business overseas (and in general with more expensive materials), now is a good time for designers to review their options for optimal budget expenditures. Let’s review the state of PCB manufacturers in the USA for 2024. PCB Manufacturers in the…

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