PNM-2751L-R

Microphones Overview

The PNM-2751L-R is an omnidirectional electret condenser microphone manufactured by PUI Audio. It features a cylindrical design with a diameter of 6 mm and a length of 4 mm. The component operates on a DC voltage supply ranging from 1 VDC to 10 VDC, drawing a current of 500 uA. It provides a sensitivity of -30 dB and maintains an impedance of 2.2 kOhms. The device utilizes solder pin termination for circuit integration.

Microphones Feature Summary

• Omnidirectional acoustic pickup pattern
• Electret condenser transducer technology
• Solder pin termination style

Microphones Applications

• Consumer audio recording devices
• Voice recognition systems
• General purpose sound detection

Microphones Procurement Notes

Verify the specific suffix designation against official documentation, as variations such as -R or -HD may indicate distinct packaging formats or minor manufacturing revisions. Confirm that the required termination style aligns with the target PCB layout before finalizing procurement orders.

Microphones Selection Notes

Select this component when an omnidirectional response is required within a compact cylindrical form factor. Ensure the application circuit supports the specified 500 uA operating current and 2.2 kOhm impedance load. Validate that the physical dimensions fit the available enclosure space.

Microphones Part Context

This microphone belongs to the PUI Audio lineup of standard electret condenser microphones designed for board-mount applications. It serves as a fundamental audio input solution for portable electronics requiring reliable voice capture in a low-profile package.

Microphones Replacement Considerations

Cross-reference part numbers like POM-2730L-HD-R for similar electrical characteristics. Verify mechanical compatibility and terminal configuration differences before substituting.