POM-2740P-C33-R

Microphones Overview

The POM-2740P-C33-R is an omnidirectional electret condenser microphone manufactured by PUI Audio. It features a compact cylindrical design with dimensions of 6 mm in diameter and length, and a depth of 2.2 mm. The component operates at a supply voltage of 2 V and has an impedance of 2.2 kOhms. Sensitivity is rated at -46 dB, with an internal capacitor of 33 pF. Termination is provided via solder pins, suitable for direct board mounting.

Microphones Feature Summary

• Omnidirectional acoustic pickup pattern for uniform sound capture from all directions
• Compact 6mm cylindrical form factor designed for space-constrained electronic assemblies
• Electret condenser technology providing analog audio output signals
• Solder pin termination method enabling secure PCB integration

Microphones Applications

• Consumer electronics audio input modules
• Medical device voice control interfaces
• Industrial equipment monitoring systems
• Security and fire alarm voice detection

Microphones Procurement Notes

Verify the specific sensitivity tolerance and impedance values against the latest manufacturer datasheet prior to procurement. Confirm that the operating voltage range aligns with the system power supply specifications. Ensure mechanical clearance accommodates the 6mm diameter and 2.2mm depth constraints. Validate RoHS compliance status for the intended market regulations.

Microphones Selection Notes

Select this component when an omnidirectional response is required within a strict 6mm spatial envelope. The 2.2 kOhm impedance matches standard pre-amplifier inputs commonly found in consumer audio circuits. Consider the 2V operating requirement when designing biasing networks. Evaluate the solder pin termination against available PCB footprint options.

Microphones Part Context

This microphone belongs to the POM series of audio components produced by PUI Audio. The series includes various electret condenser microphones tailored for different dimensional and electrical requirements. PUI Audio specializes in audio transducers for medical, industrial, and consumer applications, offering both standard and custom solutions.

Microphones Replacement Considerations

The POM-2242P-C33-R is a documented substitute within the same product family. Verify dimensional compatibility and electrical parameter alignment before substitution.