WP-23502-P49

Overview

The Knowles WP-23502-P49 is an electret condenser microphone featuring a flat frequency response. It operates within a frequency range of 100 Hz to 4 kHz and provides a sensitivity of -52dB ±3dB at 74dB SPL. The device utilizes omnidirectional acoustic characteristics with a top port location. Its physical dimensions are 5.56mm in length, 3.99mm in width, and a maximum height of 2.28mm. The component supports solder pad termination and complies with RoHS standards.

Feature Summary

• Flat frequency response for accurate audio reproduction
• Omnidirectional sound pickup capability
• Compact rectangular housing design

Applications

• Audio sensing systems
• Voice recognition modules
• Consumer electronic devices requiring compact microphones

Procurement Notes

Verify the specific revision and manufacturing date code upon order confirmation. Ensure that the procurement channel provides valid traceability documentation. Confirm that the delivered units match the exact part number WP-23502-P49 to avoid compatibility issues with existing circuit designs.

Selection Notes

Select this component when a flat frequency response is critical for the application. The omnidirectional characteristic makes it suitable for environments where sound source direction varies. Consider the small form factor for space-constrained portable electronics.

Part Context

This microphone belongs to the Knowles electret condenser series, which typically integrates FET amplifiers. These components are designed for high electroacoustic sensitivity and reliability in various consumer applications. The series offers multiple housing options including cylindrical and rectangular forms.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pinout and electrical specifications before considering any alternative components from other manufacturers.