EM-23976-B11

Microphones Overview

The Knowles EM-23976-B11 is an omnidirectional analog microphone belonging to the EM series. It features a compact surface-mount package with dimensions of 3.63 mm in length, 3.63 mm in width, and 2.28 mm in depth. The component utilizes an electret condenser transducer type and is designed for side-port termination via solder pads. It operates within a frequency range of 100 Hz to 5.5 kHz.

Microphones Feature Summary

• Omnidirectional acoustic response for uniform sound capture from all directions
• Compact surface-mount form factor suitable for space-constrained designs
• Analog output signal generation using electret condenser technology

Microphones Applications

• Voice recognition systems requiring directional audio input
• Consumer electronic devices with limited internal volume
• Portable audio recording equipment

Microphones Procurement Notes

Verify the specific suffix codes against official Knowles documentation to ensure correct packaging and material specifications. Confirm RoHS compliance status through current datasheets as regulatory requirements may evolve. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before finalizing procurement orders.

Microphones Selection Notes

Select this component when an omnidirectional polar pattern is required for voice applications. Ensure the design accommodates the specified 3.63 mm x 3.63 mm footprint and 2.28 mm height constraints. Verify that the analog output interface and side-port mounting orientation align with the printed circuit board layout and acoustic porting requirements of the target device.

Microphones Part Context

This microphone is part of the Knowles EM series, which focuses on providing reliable audio sensing solutions for consumer electronics. The series emphasizes miniaturization and consistent performance across various environmental conditions. The EM-23976-B11 specifically targets applications needing standard omnidirectional pickup characteristics in a small form factor.

Microphones Replacement Considerations

Consult official Knowles substitution guides for verified alternatives. Do not assume cross-compatibility with other series without electrical and mechanical validation.