ZT028MDFP1R

Overview

The ZT028MDFP1R is a piezoelectric buzzer manufactured by Mallory Sonalert Products Inc. This component operates at a resonant frequency of 2800 Hz and produces a sound pressure level of 85 dB when driven by a DC voltage of 3V. The device features a flat profile design with a total height of 2.8 mm, making it suitable for space-constrained electronic assemblies. It utilizes a PCB mount configuration with through-hole pins for secure mechanical attachment. The unit is designed for continuous duty operation within specified thermal limits.

Feature Summary

• Piezoelectric transduction mechanism for reliable acoustic output
• Low-profile construction optimized for thin enclosures
• Direct DC drive capability simplifying circuit design
• Through-hole mounting for robust board integration

Applications

• Consumer electronics audible alerts
• Industrial control panel indicators
• Medical device status signaling
• Automotive interior warning systems

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure compatibility with required voltage and frequency tolerances. Confirm that the package dimensions match the printed circuit board footprint requirements. Check for any RoHS compliance certifications if environmental regulations apply to the final assembly. Ensure the operating temperature range aligns with the intended application environment.

Selection Notes

Select this component based on the required acoustic output level and physical space constraints. Evaluate the driving circuitry to ensure it can supply the necessary current without exceeding the buzzer's power rating. Consider the mounting orientation and accessibility for testing during production. Compare alternative models only if specific performance metrics such as frequency or sound pressure differ from project requirements.

Part Context

This part belongs to the series of compact piezoelectric buzzers offered by Mallory Sonalert Products Inc. These components are engineered for applications requiring clear audible feedback in portable and fixed electronic devices. The series emphasizes reliability and consistent performance across varying environmental conditions. Designers often choose these units for their balance of size, efficiency, and acoustic clarity.

Replacement Considerations

Consult official substitution guides for compatible alternatives. Verify pinout compatibility and electrical specifications before swapping. Ensure mechanical dimensions fit the existing enclosure. Cross-reference with Mallory Sonalert's replacement matrix for validated equivalents.