PHF-23851-000

Speakers Overview

The Knowles PHF-23851-000 is a general-purpose rectangular speaker designed for audio output applications. It features a nominal impedance of 56 Ohms and operates within a frequency range of 200 Hz to 6 kHz. The device offers a sound pressure level of 110 dB and utilizes top porting for acoustic projection. Its physical dimensions are 7.87 mm in length and 5.59 mm in width, making it suitable for compact electronic assemblies requiring reliable magnetic transduction.

Speakers Feature Summary

• Rectangular form factor with top porting design
• Magnetic transduction mechanism
• General-purpose audio output capability

Speakers Applications

• Compact consumer electronics audio modules
• Industrial control panel indicators
• Medical device alert systems

Speakers Procurement Notes

Verify the specific datasheet revision against your design requirements before procurement. Confirm that the 56 Ohm impedance matches your amplifier output stage capabilities. Ensure the 200 Hz to 6 kHz frequency response aligns with your application's audio needs. Check RoHS compliance status if required by your manufacturing standards.

Speakers Selection Notes

Select this component when a small rectangular speaker with top porting is required. The 56 Ohm impedance suits specific driver circuits. Consider the 110 dB sensitivity for volume requirements. Evaluate the 200 Hz to 6 kHz bandwidth against signal content needs. Verify mechanical fit within the 7.87 mm x 5.59 mm envelope.

Speakers Part Context

This part belongs to the Knowles PHF series of speakers. It is categorized under audio products and transducers. The series typically includes various rectangular speaker configurations. This specific model represents a standard general-purpose option within the lineup.

Speakers Replacement Considerations

Check for direct substitutes like PHF-23852-000 from the same manufacturer. Verify impedance and dimensional compatibility before substitution. Ensure frequency response characteristics match original specifications.