SMT-0825-T-HT-R

Alarms, Buzzers, And Sirens Overview

The SMT-0825-T-HT-R is an electromagnetic transducer manufactured by PUI Audio, designed for surface-mount board applications. It features a square shape with gullwing lead termination and measures 8.5 mm in length and width, with a depth of 4 mm. The component operates within a temperature range of -40°C to +105°C. Key electrical specifications include a self-resonant frequency of 2.5 kHz, a sound pressure level of 90 dBA, an impedance of 16 Ohms, and a current rating of 90 mA at a voltage of 3.6 V peak-to-peak.

Alarms, Buzzers, And Sirens Feature Summary

• High-temperature operational capability extending up to +105°C
• Surface-mount design with gullwing lead termination for automated assembly
• Electromagnetic transduction mechanism optimized for compact form factors

Alarms, Buzzers, And Sirens Applications

• Consumer electronics requiring high-temperature reliability
• Industrial control panels with elevated thermal environments
• Automotive interior audio signaling systems

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific suffix 'HT' confirms the high-temperature rating when sourcing. Ensure the ordering part number matches the exact specification sheet for the SMT-0825-T-HT-R variant. Confirm RoHS compliance status through official manufacturer documentation prior to final procurement decisions.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when the application demands operation beyond standard commercial temperature limits. The 16 Ohm impedance and 90 dB SPL provide adequate output for short-range audible alerts. Verify that the PCB footprint accommodates the 8.5 mm x 8.5 mm dimensions and gullwing leads.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the SMT-08 series of surface-mount transducers from PUI Audio. It shares dimensional similarities with other models in the family but distinguishes itself through enhanced thermal stability. The series targets miniaturized electronic devices where space constraints and environmental resilience are critical design parameters.

Alarms, Buzzers, And Sirens Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Cross-reference with the manufacturer's official replacement guide or datasheet for equivalent high-temperature electromagnetic transducers.