MM023802-2

Microphones Overview

The MM023802-2 is an analog MEMS microphone manufactured by DB Unlimited. It features a silicon-based omnidirectional acoustic design with a bottom sound port. The device operates within a frequency range of 100 Hz to 10 kHz and provides a sensitivity of -38 dB ±3 dB. It functions at a rated voltage of 2 V, supporting a supply voltage range typically up to 3.6 V. The component utilizes a pad-style termination for surface mount integration.

Microphones Feature Summary

• Omnidirectional acoustic response pattern
• Analog signal output capability
• Silicon MEMS construction technology

Microphones Applications

• Consumer audio recording devices
• Voice recognition systems
• General purpose sound sensing applications

Microphones Procurement Notes

Verify the specific package dimensions and pin configuration against the official datasheet before PCB layout finalization. Confirm that the operating voltage requirements align with the system power supply rails. Ensure thermal management strategies account for the specified operating temperature range during assembly and operation phases.

Microphones Selection Notes

Select this model when an analog output interface is required rather than digital PDM alternatives. Consider the -38 dB sensitivity level for moderate gain amplifier stages. Evaluate the 100 Hz lower frequency limit against application bass response needs. Verify compatibility with existing board space constraints due to the specific footprint dimensions.

Microphones Part Context

This component belongs to the broader category of MEMS microphones produced by DB Unlimited. It represents the analog variant within their portfolio, distinct from digital PDM models. The product line focuses on providing cost-effective audio solutions for various consumer electronics and industrial sensing applications requiring reliable sound capture.

Microphones Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Cross-referencing with similar analog MEMS specifications is recommended if direct substitution is necessary.