The Knowles SPM0204HE5-PB-T is a high-performance silicon microphone designed for a variety of audio applications. This microphone stands out due to its rugged construction, high sensitivity, and excellent signal-to-noise ratio, making it an ideal choice for demanding environments and applications where precise and clear audio capture is essential.

Applications:

• Professional Audio Recording: Used in studio-quality microphones and portable recording devices.
• Teleconferencing Systems: Integrated into conference phones and video conferencing equipment for clear and reliable communication.
• Security and Surveillance: Employed in surveillance cameras and audio monitoring systems requiring accurate sound detection.
• Medical Devices: Utilized in diagnostic equipment and hearing aids where precise audio capture is critical for accurate analysis.
• Automotive Systems: Incorporated into hands-free communication systems and voice recognition systems in vehicles for reliable performance.
• High-End Mobile Devices: Found in smartphones and tablets requiring superior audio quality for recording and communication.
• Aerospace Communications: Used in aircraft communication systems for clear and dependable voice transmission.

Features:

• High Sensitivity: Captures even faint sounds with exceptional clarity and detail.
• Excellent Signal-to-Noise Ratio (SNR): Minimizes background noise to ensure clear and accurate audio capture.
• Robust Design: Designed to withstand harsh environmental conditions and mechanical stresses.
• Omnidirectional Polar Pattern: Captures sound equally from all directions, providing consistent performance regardless of the source's position.
• Analog Output: Provides an analog signal for easy compatibility with a wide range of audio processing systems.
• Surface Mount Technology (SMT): Facilitates simple and efficient integration into automated assembly processes.
• RoHS Compliant: Compliant with environmental standards for hazardous substances.

Benefits:

• Superior Audio Performance: Provides clear and accurate audio capture for professional recording and reliable communication.
• Reliable Operation: Rugged design ensures consistent performance and long lifespan.
• Wide Compatibility: Analog output allows for seamless integration with existing audio systems.
• Improved Communication Clarity: High sensitivity and SNR significantly enhance voice communication in noisy environments.
• Enhanced Security: Accurate audio capture improves the effectiveness of surveillance and monitoring systems.
• Optimized Medical Diagnostics: Precise audio capture enhances the accuracy of diagnostic medical equipment.
• Durable Construction: Withstands harsh conditions encountered in industrial, automotive, and aerospace applications.

The Knowles SPM0204HE5-PB-T operates within a voltage range of 1.8 to 3.6V and typically features a sensitivity around -38 dBV/Pa. Its omnidirectional polar pattern ensures consistent audio capture regardless of the sound source location. This microphone is designed for reflow solder assembly, making it well-suited for high-volume manufacturing. The analog output simplifies integration with a variety of audio processing systems. With its combination of high sensitivity, rugged design, and excellent SNR, the Knowles SPM0204HE5-PB-T is a reliable and versatile microphone solution for applications demanding exceptional audio performance in challenging and demanding conditions.