AST1628MATRQ

Overview

The AST1628MATRQ is a surface-mount piezoelectric buzzer from the AST series by Mallory Sonalert Products Inc. It operates on an external drive circuit with a rated voltage of 3 V and a supply current of 5 mA. The device produces a single-tone sound at a frequency of 4 kHz, achieving a sound pressure level of 75 dB measured at 3 V and 10 cm. Its compact dimensions are 16.00 mm x 16.00 mm with a maximum height of 3.20 mm. It features side ports and solder pad termination, functioning within a temperature range of -30°C to 70°C.

Feature Summary

• Piezoelectric technology for reliable acoustic signal generation
• Surface mount design with side port configuration for PCB integration
• External drive capability allowing flexible control logic interfacing

Applications

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

Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm RoHS3 compliance and REACH status prior to integration. Ensure storage conditions maintain moisture sensitivity level 1 integrity. Validate pin compatibility with target footprint designs before finalizing procurement orders.

Selection Notes

Select this component when low profile surface mounting is required alongside moderate acoustic output. The external drive requirement necessitates compatible driver circuitry in the system design. Consider the 3 V operating voltage and 5 mA current draw against available power rails.

Part Context

This part belongs to the AST series of audio indicators manufactured by Mallory Sonalert Products Inc. The series focuses on compact piezoelectric solutions suitable for space-constrained electronic assemblies. The manufacturer specializes in industrial and consumer warning devices with extensive certification portfolios.

Replacement Considerations

AST1628MA is the base part number variant without specific reel packaging designation.