Omron XC5 series connector - suffix "A"

#1

When looking at the XC5 series of connectors from Omron, you may find some part numbers with the suffix “A”. The datasheet does not call out a meaning for this suffix.

Suffix “A” means that the connector comes with fastening pins. The fastening pins support the connector on a PCB securely. The fastening pin does not affect the mating connector. It is used to help hold the connector on the PCB and shouldn’t affect its performance.

Fastening

For example, XC5B-4431-0 mates to XC5A-4482-1. At the same time, it also mates to XC5A-4482-1A.