EM-23068-000

Microphones Overview

The Knowles EM-23068-000 is an omnidirectional electret condenser microphone designed for compact audio applications. It features a rectangular surface-mount package measuring 3.57 mm in length and width, with a depth of 2.21 mm. The device operates at a rated voltage of 1.3 V and draws a current of 50 uA. It exhibits an impedance of 4.4 kOhms and a sensitivity of -56 dB ±3 dB at 74 dB SPL. The frequency range spans from 100 Hz to 4.8 kHz, ensuring effective voice pickup.

Microphones Feature Summary

• Omnidirectional acoustic design enables clear voice pickup in noisy or mobile environments
• Compact surface-mount form factor supports space-constrained product designs
• Low power consumption suitable for battery-operated portable devices

Microphones Applications

• Mobile communication devices
• Voice recording equipment
• Hands-free speakerphones

Microphones Procurement Notes

Verify the specific ordering suffix against official Knowles documentation to ensure correct packaging and variant selection. Confirm that the component meets RoHS compliance requirements for your target market. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and availability status before finalizing procurement orders.

Microphones Selection Notes

Select this component when an omnidirectional response is required for general voice capture. Ensure the operating voltage aligns with the 1.3 V specification. Verify that the 4.4 kOhm impedance matches the preamplifier input requirements. Consider the physical dimensions for PCB layout constraints and confirm thermal compatibility with the assembly process.

Microphones Part Context

This model belongs to the Knowles EM series of electret condenser microphones. These components are engineered for high fidelity within small footprints. The series targets consumer electronics requiring reliable audio input. The EM-23068-000 specifically utilizes a standard SMD configuration for automated manufacturing integration.

Microphones Replacement Considerations

Consult official Knowles substitution guides for verified equivalents. Direct replacements must match the 3.57x3.57x2.21 mm package and 4.4 kOhm impedance. Verify sensitivity and frequency response alignment to maintain system performance.