AST1750MAQ

Overview

The AST1750MAQ is an electromagnetic audio transducer manufactured by Mallory Sonalert. It operates at a resonant frequency of 1750 Hz and delivers a sound pressure level of 85 dB. The component is rated for a nominal voltage of 3.6 V with a current consumption of 100 mA. It utilizes surface-mount technology (SMD/SMT) with solder pad termination. The physical dimensions are 7.5 mm in length, 7.5 mm in width, and 2.5 mm in height. This device belongs to the AST series of piezoelectric and electromagnetic indicators designed for board-level integration.

Feature Summary

• Electromagnetic transduction mechanism for audible signaling
• Surface-mount compatible design for automated assembly
• Compact form factor suitable for space-constrained PCB layouts

Applications

• Electronic equipment status indication
• Consumer appliance alerting systems
• Industrial control panel signaling

Procurement Notes

Verify the specific suffix designation against official Mallory Sonalert documentation to confirm package type and tape/reel specifications. Ensure that the ordering information matches the required termination style and environmental compliance standards such as RoHS before finalizing procurement orders.

Selection Notes

Select this component when a low-profile electromagnetic indicator is required for surface-mount applications. Consider the 100 mA current draw and 3.6 V operating voltage to ensure driver circuit compatibility. Evaluate the 85 dB acoustic output against ambient noise requirements for the intended installation environment.

Part Context

This part belongs to the AST series of audio indicators from Mallory Sonalert. The series includes both piezoelectric and electromagnetic variants designed for various mounting styles. The AST1750MAQ specifically represents the electromagnetic category within this lineup, offering distinct acoustic characteristics compared to piezoelectric alternatives in the same dimensional family.

Replacement Considerations

AST7525MAQ

FAQ

What is the mechanical mounting style of the AST1750MAQ?

The AST1750MAQ uses a surface-mount (SMD/SMT) configuration with solder pads for attachment to the printed circuit board.

Does the AST1750MAQ use piezoelectric or electromagnetic technology?

The AST1750MAQ utilizes electromagnetic transduction technology, distinguishing it from the piezoelectric devices also found in the AST series.