PHF-23852-000

Speakers Overview

The Knowles PHF-23852-000 is a rectangular balanced armature receiver designed for audio applications. It features solder pad termination and operates within a magnetic environment. The component measures 7.87mm in length and 5.59mm in width, conforming to the 0.310" L x 0.220" W physical dimensions. It exhibits a nominal impedance of 77 ohms and delivers a sound pressure level of 110 dB. The device utilizes top porting for acoustic output and is compliant with RoHS standards.

Speakers Feature Summary

• Balanced armature transducer architecture optimized for high-fidelity audio reproduction
• Rectangular form factor with solder pad termination for surface mount integration
• Top port design facilitating directed acoustic output
• Magnetic compatibility ensuring stable operation in magnetically sensitive environments

Speakers Applications

• In-ear monitor (IEM) earpieces
• Hearing aid receivers
• Compact portable audio devices

Speakers Procurement Notes

Verify the specific acoustic tuning and impedance characteristics against the official Knowles datasheet prior to integration. Confirm that the top port orientation aligns with the enclosure design to ensure optimal sound pressure delivery. Ensure the PCB footprint matches the 7.87mm by 5.59mm dimensions and solder pad layout specified in the mechanical drawings.

Speakers Selection Notes

Select this component when a compact, high-output balanced armature solution is required for space-constrained audio assemblies. The 77-ohm impedance suits standard driver circuits, while the 110 dB sensitivity provides adequate volume without excessive power consumption. Consider the rectangular package and top port configuration during mechanical design to maximize acoustic efficiency.

Speakers Part Context

This part belongs to the Knowles PHF series of balanced armature receivers. These components are engineered for high-reliability audio performance in small form factors. The series supports various acoustic configurations and impedances to meet diverse consumer electronics and medical audio requirements.

Speakers Replacement Considerations

Consult official Knowles documentation for direct cross-reference part numbers. Verify mechanical footprint compatibility and acoustic parameter equivalence before substituting.