What is a Reference Designator?

RESOURCES > GLOSSARY

Reference Designator Definition

A reference designator is used to identify a component within an electrical schematic or on a printed circuit board (PCB). It consists of one or two letters followed by numbers (e.g., C15, D10, J5, R18). Each location on a PCB will have unique reference designators and there are distinct symbols for different types of electronic components.

FAQs

What is reference designator in a bill of materials (BOM)?

A reference designator indicates where a particular printed circuit board assembly (PCBA) fits on the board within the BOM.

How do I identify a PCB?

A PCB has two unique part numbers. The first part number Is stamped on the board and is used to identify the blank board without any components. The second part number is typically printed on a label and identifies the finished board with all the different components.

*Source: https://www.youtube.com

How Much Can You Save on Product Development?

Delivering new products to market is challenging. And it is difficult to see the cost impact of one or more mistakes.

Try our calculator to estimate the impact on your business. Input your business details, select a challenge, and see the real-world cost impact as validated by our customers.

Calculate the Cost

SEE Arena
IN ACTION

GET A DEMO