AS01508MR-3-R

Overview

The AS01508MR-3-R is an electromagnetic speaker manufactured by PUI Audio, Inc. It features an 8-ohm impedance and a rated power of 300 mW, with a maximum power handling of 1.8 W. The device has a resonant frequency of 900 Hz and operates within a frequency range of 900 Hz to 20 kHz. It produces a sound pressure level of 88 dBA. The physical dimensions are 15 mm in diameter and 4.4 mm in height. It utilizes a neodymium magnet and a polyester cone.

Feature Summary

• Top port design for directional sound output
• Electromagnetic transducer type with solder pad termination
• Compact circular form factor suitable for space-constrained applications

Applications

• General purpose audio signaling
• Electronic device alert systems
• Consumer electronics audio output

Procurement Notes

Verify the exact part number suffix against official manufacturer documentation to confirm specific electrical tolerances and mechanical variations. Ensure compatibility with existing PCB footprints and thermal requirements before finalizing procurement decisions.

Selection Notes

Select this component when a compact, low-power speaker with top-port acoustic output is required. Consider the 8-ohm impedance and 300 mW rating for matching amplifier or driver circuit capabilities. Verify operating temperature ranges against environmental conditions.

Part Context

This model belongs to the AS series of speakers from PUI Audio, Inc., designed for general-purpose audio applications. The series typically offers various sizes and power ratings to accommodate different enclosure constraints and acoustic performance needs.

Replacement Considerations

Check for direct substitutes such as AS01508MR-R or AS01508MR-WT-R, ensuring impedance, power rating, and mounting style match. Verify dimensional compatibility and acoustic characteristics before substitution.