AT-1220-TT-3V-2-R

Overview

The AT-1220-TT-3V-2-R is an externally driven electromagnetic transducer manufactured by PUI Audio. It operates at a nominal voltage of 3 V and draws 80 mA. The device produces a sound pressure level of 85 dBA at its self-resonant frequency of approximately 2 kHz. Designed for through-hole mounting, it features solder pin termination and a round shape with a 12 mm diameter. The unit functions within a temperature range of -30°C to +70°C.

Feature Summary

• Externally driven electromagnetic design for flexible signal integration
• Through-hole construction with solder pin termination for secure PCB attachment
• High acoustic output capability providing clear audible indication

Applications

• Electronic equipment status indicators
• Appliance audio signaling systems
• Industrial control panel alerts

Procurement Notes

Verify the specific electrical parameters against the official manufacturer datasheet before implementation. Confirm that the operating voltage and current ratings align with the target circuit design. Ensure the through-hole footprint matches the printed circuit board layout requirements. Check compliance documentation for regional regulatory standards applicable to the final product deployment.

Selection Notes

Select this component when a reliable, high-volume audible indicator is required for standard electronic assemblies. The through-hole format supports robust mechanical stability in environments subject to vibration. Evaluate the 85 dBA output level against ambient noise conditions to ensure adequate audibility. Consider the physical dimensions and mounting constraints during the mechanical enclosure design phase.

Part Context

This part belongs to the AT series of electromagnetic buzzers from PUI Audio. These components are engineered for general-purpose audio indication tasks. The series offers various voltage and frequency options to suit different application needs while maintaining consistent quality and performance standards across the product line.

Replacement Considerations

Consult the official PUI Audio substitution guide for verified equivalent parts. Ensure any alternative maintains identical mounting dimensions and electrical characteristics.