POM-3542L-R

Microphones Overview

The POM-3542L-R is an electret condenser microphone manufactured by PUI Audio, Inc. It features an omnidirectional pickup pattern and analog output. Key electrical parameters include a sensitivity of -42dB ±3dB, an impedance of 2.2 kOhms, and a signal-to-noise ratio of 60dB. The device operates within a frequency range of 30 Hz to 15 kHz and requires a supply voltage between 2V and 10V. Physically, it has a diameter of 6 mm with dimensions of 6mm x 6mm x 3.7mm and utilizes SMD/SMT termination.

Microphones Feature Summary

• Omnidirectional acoustic design for uniform sound capture from all directions
• Electret condenser technology providing analog audio output
• Surface-mount device (SMD) construction for automated PCB assembly

Microphones Applications

• Consumer electronics audio input systems
• Industrial control panel voice interfaces
• Medical equipment communication modules

Microphones Procurement Notes

Verify the specific suffix configuration against the manufacturer's current datasheet to ensure compatibility with required operating voltages and mounting standards. Confirm RoHS compliance status through official documentation before integration into regulated assemblies. Cross-reference the part number with authorized distributors to validate authenticity and traceability.

Microphones Selection Notes

Select this component when an omnidirectional response is required for general-purpose voice or ambient sound detection. The wide operating voltage range of 2V to 10V offers flexibility in power supply design. Ensure the PCB footprint matches the 6mm diameter and 3.7mm height constraints for proper mechanical fit.

Microphones Part Context

This model belongs to the POM series of microphones from PUI Audio, which specializes in compact audio components for various electronic applications. The series includes variants with different sensitivities and dimensions, catering to diverse design requirements in appliances, industrial controls, and consumer devices.

Microphones Replacement Considerations

Direct substitutes may include other 6mm omnidirectional electret microphones with similar -42dB sensitivity and 2.2kOhm impedance. Verify pinout compatibility and physical dimensions before substitution.