BK-23113-017

Overview

The Knowles BK-23113-017 is a balanced armature receiver designed for audio applications. It features a nominal impedance of 730 Ohms and a top port configuration. The device delivers a sound pressure level of 126 dB. Its frequency response range extends from 200 Hz to 4 kHz. The physical dimensions are 7.87mm in length and 5.59mm in width, utilizing solder pad termination technology.

Feature Summary

• Balanced armature transducer technology
• Top rectangular port design
• High sensitivity output capability

Applications

• Hearing aids
• In-ear monitors
• Medical audio devices

Procurement Notes

Verify the specific impedance variant (730 Ohms) against system requirements. Confirm the port orientation matches the enclosure design. Ensure compatibility with existing driver mounting structures. Check RoHS compliance status if required by regional regulations. Validate frequency response specifications for target audio performance.

Selection Notes

Select this component when high sensitivity and compact form factor are critical. The 730 Ohm impedance suits specific amplifier outputs. Consider the top port layout for acoustic coupling efficiency. Evaluate the 200 Hz to 4 kHz range against desired audio bandwidth. Ensure mechanical fit within the 7.87mm x 5.59mm envelope.

Part Context

This part belongs to Knowles' line of miniature balanced armature receivers. These components are engineered for high-fidelity audio reproduction in space-constrained environments. The series typically offers consistent performance across various medical and consumer audio applications.

Replacement Considerations

Check for direct substitutes with matching 730 Ohm impedance and similar dimensions. Verify that alternative parts maintain the 126 dB sensitivity rating. Ensure the replacement supports the same 200 Hz to 4 kHz frequency range. Confirm compatible solder pad termination methods.