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The Knowles SP0102NC3-2 is a silicon microphone designed for audio applications. It operates within a voltage range of 1.5V to 5.5V and provides a sensitivity of 42dB. The component utilizes a surface-mount device (SMD) package, facilitating integration into compact electronic designs. This microphone belongs to the Sisonic series, which integrates an amplifier for enhanced signal output.
Verify the specific datasheet version and RoHS compliance status before procurement, as availability may vary by region. Confirm that the supplier provides authentic components from Knowles Electronics. Ensure the ordering suffix matches the required packaging format. Check for any obsolete status indicators in official catalogs prior to finalizing orders.
Select this model when a low-profile SMD microphone with integrated amplification is required. The 42dB sensitivity suits general-purpose voice capture. Ensure the host circuit supports the 1.5V to 5.5V supply range. Consider mechanical mounting constraints due to the SMD form factor. Verify acoustic porting requirements for the specific enclosure design.
This component is part of the Knowles Sisonic series, which focuses on silicon microphone technology. The series typically includes variants with different sensitivities and package options. The SP0102NC3-2 specifically denotes a standard sensitivity variant within this lineup, intended for mainstream audio applications requiring reliable performance.
Consult official Knowles documentation for direct substitutes. Variants such as SP0103NC3-2 may offer different specifications. Cross-referencing pinouts and electrical characteristics is essential when considering alternative models from other manufacturers.