AudioSKU: B0401V10000067
Boardoza S15OB381 Analog MEMS Microphone Breakout Board
The S15OB381 is a low-power analog MEMS microphone offering stable acoustic performance in compact electronic designs. It provides clean audio capture with low distortion, a wide operating voltage range, and an omnidirectional pickup pattern, making it suitable for voice, sound detection, and general acoustic sensing.

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Key Features
- Operates from 3.3 V to 5 V for easy system integration.
- Output drive capability: 46 mA
- SNR: 62.5 dB for clean and clear audio capture.
- Total Harmonic Distortion: 1% THD @ 1 kHz (113 dB SPL).
Technical Specifications
- Item
- S15OB381
- Input Voltage
- 3V3-5V
- Functions
- MEMS Microphones
- Output Current
- 46mA
- SNR
- 62.5 dB
- Operating Temperature
- -40℃ to +100℃
- Board Dimensions
- 20x20mm
Support
For technical questions, documentation and issue reports, use the GitHub repository or write to us directly.
