BEM-23346-D47

Overview

The Knowles BEM-23346-D47 is a high-performance electret condenser microphone designed for demanding audio applications. It features a back-electret design with a specific diaphragm configuration optimized for sensitivity and signal-to-noise ratio. The component utilizes a standard two-wire interface, requiring bias voltage for operation. Its physical construction includes a protective mesh and a compact form factor suitable for integration into tight spaces within consumer electronics and professional audio devices.

Feature Summary

• Back-electret condenser technology for consistent acoustic performance
• Optimized frequency response tailored for voice and speech clarity
• Robust mechanical design with integrated acoustic mesh protection

Applications

• Handheld communication devices
• Professional audio recording equipment
• Industrial noise monitoring systems

Procurement Notes

Verify the exact suffix D47 against the manufacturer's current datasheet to ensure compatibility with required impedance and sensitivity specifications. Confirm package dimensions and pinout configurations match the target PCB layout. Request sample units for acoustic testing in the final enclosure before mass production to validate performance under real-world conditions.

Selection Notes

Select this component when a reliable back-electret solution is needed for environments requiring stable polar pattern characteristics. Consider the operating temperature range and humidity resistance if deployed in harsh conditions. Ensure the host circuit provides the correct bias voltage and load impedance to achieve the specified electrical performance metrics outlined in the official documentation.

Part Context

This model belongs to Knowles' portfolio of precision microphones, engineered for durability and acoustic fidelity. The BEM series typically targets applications where size constraints and sound quality are critical. Understanding the broader family helps in identifying compatible accessories or similar alternatives within the same product line for future design iterations.

Replacement Considerations

Consult the official replacement guide for direct equivalents. Verify that any substitute part matches the original's electrical parameters, including capacitance and bias requirements, as well as mechanical mounting dimensions to ensure seamless integration without redesigning the housing.