EK-27276-000

Microphones Overview

The EK-27276-000 is an omnidirectional electret condenser microphone manufactured by Knowles. It features a sensitivity of -53 dBA and operates at a DC bias voltage of 1.3 V with a current rating of 50 uA. The device has an impedance of 4.4 kohms and utilizes SMD/SMT termination. Its physical dimensions are 5.56 mm in length, 3.98 mm in width, and 2.21 mm in depth.

Microphones Feature Summary

• Omnidirectional acoustic response for uniform sound capture
• Ultra-miniature surface-mount form factor
• Low power consumption operation

Microphones Applications

• Mobile communication devices
• Voice recognition systems
• Consumer electronics audio input

Microphones Procurement Notes

Verify the specific suffix against official Knowles documentation to confirm exact sensitivity and tolerance grades. Ensure the ordering part number matches the required electrical characteristics and packaging configuration before procurement.

Microphones Selection Notes

Select this component for applications requiring high miniaturization and low power usage. Confirm that the -53 dBA sensitivity meets the system's signal-to-noise requirements and that the 1.3 V bias voltage aligns with the host circuit design.

Microphones Part Context

This microphone belongs to the EK/EY series from Knowles, designed for compact audio solutions. It represents a standard offering in their portfolio of miniature microphones intended for integration into space-constrained electronic devices.

Microphones Replacement Considerations

Consult official Knowles substitution guides for verified alternatives. Cross-reference pinouts and electrical parameters with other EK-series models or equivalent components from authorized distributors.