What is First Pass Yield

By Bester PCBA

Last Updated: 2023-12-12

Table of Contents

What is First Pass Yield

First pass yield (FPY) is a metric to assess the efficiency and effectiveness of the manufacturing process. It measures the percentage of products or units that successfully pass all required tests and inspections on the first attempt, without the need for rework or repair.

FPY serves as a key performance indicator, providing valuable insights into the overall quality and productivity of the production processes. By calculating the first pass yield, manufacturers can identify areas for improvement and take necessary actions to enhance the efficiency and effectiveness of their operations.

A high FPY indicates a streamlined and reliable manufacturing process, with minimal instances of rework or repair. This translates to reduced costs, improved productivity, and enhanced customer satisfaction. On the other hand, a low FPY suggests the presence of issues in the production process that require attention and corrective measures.

Monitoring and analyzing the first pass yield enables manufacturers to pinpoint the root causes of failures and implement targeted improvements. By addressing these issues, manufacturers can optimize their production processes, minimize waste, and ensure consistent delivery of high-quality products.

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