MM033802-7

Microphones Overview

The MM033802-7 is an analog MEMS microphone manufactured by DB Unlimited. It features an omnidirectional acoustic port and a rectangular silicon package measuring 3.76 mm in length, 2.24 mm in width, and 1.20 mm in maximum height. The device operates at a rated voltage of 2 V with a supply current of 190 µA. Its frequency response spans from 100 Hz to 10 kHz, providing a sensitivity of -38 dB ±1 dB and a signal-to-noise ratio of 59 dB. The component utilizes solder pad termination for surface-mount installation.

Microphones Feature Summary

• Omnidirectional acoustic design for uniform sound capture
• Analog output interface compatible with standard audio circuits
• Low power consumption suitable for battery-operated devices

Microphones Applications

• Consumer electronics audio input modules
• Voice recognition systems
• Portable communication devices

Microphones Procurement Notes

Verify the specific suffix against official DB Unlimited documentation to confirm exact electrical tolerances and packaging configurations. Ensure compatibility with existing PCB footprints and reflow profiles. Confirm availability through authorized distributors as lead times may vary. Cross-reference part numbers to avoid confusion with similar series variants.

Microphones Selection Notes

Select this component when a low-profile, omnidirectional analog microphone is required for compact designs. Consider the 190 µA current draw for power-sensitive applications. Verify that the 2 V operating voltage aligns with the system's power supply rails. Ensure the 100 Hz to 10 kHz frequency range meets the target audio application requirements.

Microphones Part Context

This MEMS microphone belongs to the DB Unlimited MM series, designed for general-purpose audio sensing. It represents a silicon-based solution offering consistent performance across various environmental conditions. The series emphasizes miniaturization and reliability for mass-produced electronic goods requiring integrated audio capture capabilities.

Microphones Replacement Considerations

Direct substitutes are not explicitly confirmed in public documentation. Evaluate alternatives based on matching pinout, sensitivity, and dimensional constraints. Verify functional equivalence through detailed datasheet comparison before implementation.