EK-27659-C05

Microphones Overview

The EK-27659-C05 is a compact electret condenser microphone manufactured by Knowles. It features an analog output and an omnidirectional polar pattern, designed for high-performance audio capture in space-constrained environments. The device operates with a rated voltage of 1.3 V and a supply current of 50 µA. Key electrical specifications include a sensitivity of -53dB ±2dB at 74dB SPL and an impedance of 4.4 kOhms. The frequency range spans from 100 Hz to 10 kHz.

Microphones Feature Summary

• Omnidirectional acoustic design for uniform sound pickup
• Compact form factor suitable for rugged and space-limited applications
• Analog signal output capability

Microphones Applications

• High-performance audio capture systems
• Space-constrained electronic devices
• Rugged environment audio recording equipment

Microphones Procurement Notes

Verify the specific datasheet version for the EK-27659-C05 to confirm exact mechanical dimensions and pinout configurations prior to integration. Ensure that the power supply circuitry strictly adheres to the 1.3 V rated voltage and 50 µA current consumption limits to prevent component damage or performance degradation during operation.

Microphones Selection Notes

Select this component when an omnidirectional response is required within a compact footprint. The -53dB sensitivity and 4.4 kOhm impedance are critical parameters for matching preamplifier stages. Consider the 100 Hz to 10 kHz frequency range against application requirements to ensure adequate coverage for intended audio signals without unnecessary bandwidth overhead.

Microphones Part Context

This model belongs to Knowles' lineup of subminiature electret microphones. These components are engineered specifically for applications demanding reliable audio capture in physically restricted spaces. The product line emphasizes durability and consistent performance in challenging environmental conditions.

Microphones Replacement Considerations

Cross-reference with other Knowles EK-series models for compatible form factors. Verify that substitute parts maintain the same 1.3 V operating voltage and 50 µA current draw to ensure circuit compatibility without redesign.

Microphones FAQ

What is the polar pattern of the EK-27659-C05?

The EK-27659-C05 features an omnidirectional polar pattern.

What is the supply current requirement for this microphone?

The device requires a supply current of 50 µA.

What is the rated voltage for the EK-27659-C05?

The rated voltage for this component is 1.3 V.