SMI-1027-T-5V-R

Alarms, Buzzers, And Sirens Overview

The SMI-1027-T-5V-R is a surface-mount electromagnetic audio indicator manufactured by PUI Audio. It operates at a nominal voltage of 5 VDC with a current rating of 30 mA. The device produces a continuous tone at a frequency of 2.7 kHz and achieves a sound pressure level of 83 dBA. Constructed with liquid crystal polymer materials, it features an internal magnetic circuit and is designed for board-mount installation via solder pads.

Alarms, Buzzers, And Sirens Feature Summary

• Surface-mount design for automated assembly
• Continuous electromagnetic tone generation
• Internal magnetic structure

Alarms, Buzzers, And Sirens Applications

• Electronic equipment status indication
• Appliance control panels
• Industrial instrument signaling

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix against official datasheets to confirm voltage and acoustic specifications. Ensure compatibility with surface-mount reflow processes. Confirm RoHS compliance status through manufacturer documentation before integration into regulated products.

Alarms, Buzzers, And Sirens Selection Notes

Select this component for applications requiring low-profile surface-mount audio signaling. Evaluate the 83 dBA output against ambient noise requirements. Consider the 2.7 kHz frequency for distinct audibility in standard environments.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the SMI series of surface-mount indicators from PUI Audio. These components are engineered for compact electronic designs where space constraints limit the use of through-hole or larger transducers. The series offers various voltage and acoustic options.

Alarms, Buzzers, And Sirens Replacement Considerations

Cross-reference with other SMI series variants for different voltage ratings. Verify mechanical footprint compatibility when substituting with similar surface-mount buzzers from alternative manufacturers.