CPT-357-105T

Alarms, Buzzers, And Sirens Overview

The CPT-357-105T is an externally driven piezo sound transducer designed for through-hole mounting. It features a 30mm diameter housing and operates at a nominal voltage of 14V with a current draw of 60mA. The device produces a sound pressure level of 105dB at the rated voltage and has a resonant frequency of approximately 3.2kHz to 3.7kHz. It utilizes PC pins for PCB connection and is suitable for applications requiring audible signaling.

Alarms, Buzzers, And Sirens Feature Summary

• Externally driven piezoelectric design allowing flexible control circuit integration
• Through-hole mounting configuration with PC pins for secure board attachment
• High acoustic output capability with 105dB sound pressure level rating

Alarms, Buzzers, And Sirens Applications

• Industrial equipment status indicators
• Consumer appliance audio alerts
• Medical device signaling systems

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific electrical parameters, particularly the resonant frequency and operating voltage, against the latest manufacturer datasheet before integration. Confirm that the external drive circuit can supply the required 60mA current at 14V. Ensure mechanical compatibility with the 30mm diameter footprint and through-hole pin spacing on the target printed circuit board layout.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a high-decibel audible alert is required in space-constrained designs utilizing through-hole technology. The externally driven nature allows for variable tone generation if paired with appropriate oscillating circuits. Consider thermal management and driving voltage stability to maintain consistent acoustic performance across the operational temperature range.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the Same Sky piezo transducer family, which offers various sizes and mounting styles. The CPT series specifically targets applications needing robust, high-volume audible signaling solutions. It serves as a direct replacement for legacy CUI Devices piezo signallers with similar form factors and electrical characteristics.

Alarms, Buzzers, And Sirens Replacement Considerations

Direct substitutes include other 30mm through-hole piezo transducers from Same Sky or compatible manufacturers. Verify pinout orientation and mounting hole dimensions to ensure mechanical interchangeability without PCB redesign.