FG-23742-150

Microphones Overview

The Knowles FG-23742-150 is an omnidirectional electret condenser microphone designed for analog audio applications. It features a compact cylindrical form factor with a diameter and length of 2.56 mm (0.101 in). The device operates at a supply voltage of 1.3 V and exhibits a sensitivity of -63.5 dBA ±3 dB at 74 dB SPL. Its frequency response spans from 100 Hz to 10 kHz, supporting standard voice capture requirements. The component utilizes solder pads for surface mount termination and is packaged in bulk quantities.

Microphones Feature Summary

• Omnidirectional acoustic pattern ensures uniform sound pickup from all directions
• Electret condenser technology provides analog output suitable for direct interfacing
• Compact 2.56 mm cylindrical package facilitates integration into space-constrained designs

Microphones Applications

• Voice recognition systems requiring consistent directional response
• Portable consumer electronics with limited internal volume
• Analog audio recording devices needing low-profile microphones

Microphones Procurement Notes

Verify the specific ordering suffix to confirm exact electrical tolerances and packaging configuration. Confirm RoHS compliance status through official documentation prior to procurement. Check current product lifecycle status as discontinuation notifications may affect long-term availability. Ensure compatibility with existing PCB footprint and soldering processes.

Microphones Selection Notes

Select this component when a small form factor and omnidirectional coverage are critical. Consider the 1.3 V operating voltage for power budget constraints. Evaluate the -63.5 dBA sensitivity against system noise floor requirements. Verify that the analog output type matches the input interface of the downstream processing circuitry.

Microphones Part Context

This part belongs to the Knowles FG series of audio devices, specifically categorized under microphones. It is an electret condenser type designed for general-purpose audio capture. The series offers various suffixes indicating different packaging or tolerance options. It falls under the broader category of audio devices within Knowles' portfolio.

Microphones Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Direct replacements require matching the 2.56 mm dimensions, 1.3 V supply, and -63.5 dBA sensitivity. Consult manufacturer channels for obsolescence management or alternative series recommendations.