CI-26697-000

Overview

The Knowles CI-26697-000 is a balanced armature receiver speaker designed for audio applications. It features a 47 Ohm impedance and operates within a frequency range of 200 Hz to 5.5 kHz. The device utilizes a top port configuration and delivers a sound pressure level of 131.5 dB. This component is engineered for compact electronic devices requiring high-fidelity audio output in a small form factor.

Feature Summary

• Balanced armature transducer technology
• Top port acoustic design
• High sensitivity output

Applications

• Mobile communication devices
• Wearable audio equipment
• Compact consumer electronics

Procurement Notes

Verify the specific impedance variant, as documentation references both 47 Ohm and 68 Ohm configurations for similar part numbers. Confirm the port orientation matches the required mechanical layout. Ensure compliance with RoHS standards if applicable to the target market regulations.

Selection Notes

Select this component when a high-output, compact balanced armature speaker is required. The top port design facilitates specific enclosure mounting strategies. Evaluate the 47 Ohm impedance against the driving circuit requirements to ensure proper power transfer and signal integrity.

Part Context

This model belongs to Knowles' portfolio of precision audio components. Balanced armature speakers are commonly used in hearing aids, earpieces, and other miniaturized audio systems where size constraints and performance efficiency are critical design factors.

Replacement Considerations

Cross-reference with other Knowles balanced armature receivers. Verify that substitute parts match the 47 Ohm impedance and 131.5 dB sensitivity specifications to maintain system audio performance.