SMT-1141-T-5-R

Alarms, Buzzers, And Sirens Overview

The SMT-1141-T-5-R is a surface-mount piezoelectric buzzer manufactured by PUI Audio, Inc. It operates on a 5 V rated voltage with a range of 1 to 25 V and draws 2.9 mA of supply current. The device produces a sound pressure level of 73 dB at 5 V measured from 10 cm distance. Its self-resonant frequency is 4.1 kHz. The component features top-mounted ports and solder pad terminations. Physical dimensions are 11.00 mm in length, 9.00 mm in width, and a maximum installation height of 2.00 mm. It functions as a single-tone sensor requiring external drive circuits.

Alarms, Buzzers, And Sirens Feature Summary

• Piezoelectric transducer technology for reliable acoustic output
• Surface mount design with solder pad termination for automated assembly
• External drive circuit requirement for signal input
• Top port configuration for direct sound projection

Alarms, Buzzers, And Sirens Applications

• Electronic equipment status indicators
• Appliance operational alerts
• Industrial control panel signaling
• Consumer electronics warning systems

Alarms, Buzzers, And Sirens Procurement Notes

Verify the manufacturer part number SMT-1141-T-5-R against official PUI Audio documentation to confirm specifications. Ensure compatibility with external drive circuits as this is an externally driven sensor. Check RoHS compliance status and moisture sensitivity level requirements for your manufacturing process. Confirm package type availability matches production needs.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a compact surface-mount piezoelectric buzzer is required for 5 V systems. Consider the 73 dB SPL and 4.1 kHz frequency for audible alert applications. Evaluate the 11.00 mm x 9.00 mm footprint against PCB space constraints. Verify that the operating temperature range of -40°C to 80°C meets environmental conditions.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the SMT series of audio products from PUI Audio, Inc. It is categorized under buzzers, beepers, and sirens within the audio products family. The component is designed for surface mount technology integration into printed circuit boards. It serves as a discrete acoustic signaling element in electronic assemblies.

Alarms, Buzzers, And Sirens Replacement Considerations

Consult official PUI Audio documentation for verified substitute part numbers. Cross-reference dimensions, electrical parameters, and mounting configurations before substitution.