EM-23468-C05

Microphones Overview

The EM-23468-C05 is an omnidirectional analog electret condenser microphone manufactured by Knowles. It features a square footprint measuring 3.57 mm x 3.57 mm with a maximum height of 2.28 mm. The device operates at a supply voltage of 1.3 V and draws a current of 50 µA. It provides a sensitivity of -56.5 dB ±3 dB @ 74 dB SPL and has an impedance of 4.4 kOhms. The frequency response ranges from 100 Hz to 10 kHz, and it utilizes SMD/pad termination for surface mount integration.

Microphones Feature Summary

• Omnidirectional acoustic pickup pattern for uniform sound capture
• Analog output signal generation via electret condenser technology
• Compact square form factor designed for space-constrained PCB layouts

Microphones Applications

• Voice recognition systems requiring consistent directional audio input
• Consumer electronic devices utilizing surface mount assembly processes
• Audio recording equipment needing low-power analog microphone solutions

Microphones Procurement Notes

Verify component status as the EM-23468-C05 is listed as obsolete or discontinued in available distributor databases. Confirm availability through authorized channels or secondary markets if sourcing for production. Ensure compatibility with existing design specifications before procurement due to potential lifecycle restrictions.

Microphones Selection Notes

Select this component when an omnidirectional analog microphone with specific dimensional constraints is required. The 1.3 V operating voltage and 50 µA current draw suit low-power applications. Verify that the -56.5 dB sensitivity meets system gain requirements and that the 100 Hz to 10 kHz frequency range aligns with target audio bandwidth needs.

Microphones Part Context

This microphone belongs to the EM series produced by Knowles, a manufacturer specializing in precision audio components. The series includes various electret condenser microphones designed for diverse audio applications. This specific model represents a standard omnidirectional variant within their portfolio of surface-mountable acoustic sensors.

Microphones Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Due to the component's discontinued status, alternative selection requires manual evaluation of electrical and mechanical parameters against other omnidirectional analog microphones.