SMT-0927-S-8-R

Alarms, Buzzers, And Sirens Overview

The SMT-0927-S-8-R is a surface-mount magnetic transducer manufactured by PUI Audio, Inc. It operates within a voltage range of 2.5 to 4.5V and features an 8.50mm x 8.50mm square footprint with a height of approximately 5.00mm. The device exhibits a resonant frequency of 4 kHz and delivers a sound pressure level of 85 dB. Designed for board mount applications, it utilizes gullwing lead termination for automated assembly.

Alarms, Buzzers, And Sirens Feature Summary

• Surface-mount electromagnetic construction for compact PCB integration
• Wide operating voltage tolerance supporting 2.5V to 4.5V input ranges
• High acoustic output efficiency at the specified resonant frequency

Alarms, Buzzers, And Sirens Applications

• Portable electronic device audio signaling
• Medical equipment status alerts
• Consumer appliance tone generation

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix configuration against the manufacturer's current datasheet to ensure compatibility with required voltage and acoustic parameters. Confirm RoHS compliance status and moisture sensitivity levels prior to procurement planning. Ensure ordering quantities align with standard reel or cut tape packaging options provided by authorized distributors.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a square form factor is required alongside high SPL performance in a low-profile package. Compare against the SMT-0927-T series if different impedance or frequency characteristics are needed. Evaluate thermal limits and mounting constraints to ensure the 5.00mm height fits within the design envelope.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the SMT-0927 family of surface-mount transducers from PUI Audio. The series offers various voltage and frequency configurations optimized for space-constrained electronics. The 'S' designation typically indicates specific acoustic or electrical variations within the product line compared to other suffixes.

Alarms, Buzzers, And Sirens Replacement Considerations

Direct substitutes include the SMT-0927-T-2-R and SMT-0927-TW-3V-R, though these differ in resonant frequency and voltage ratings. Verify mechanical footprint compatibility and electrical specifications before cross-referencing with other manufacturers' equivalent surface-mount buzzers.