AOM-4544P-2-R

Overview

The AOM-4544P-2-R is an omnidirectional electret microphone manufactured by PUI Audio. It features a cylindrical design with a 9.7 mm diameter and 4.5 mm depth. The component operates on a supply voltage range of 1.5 VDC to 10 VDC, drawing a current of 500 µA. It exhibits a sensitivity of -44 dB and maintains an impedance of 2.2 kOhms. The frequency response spans from 50 Hz to 16 kHz. Electrical connections are established via solder pins.

Feature Summary

• Omnidirectional acoustic pickup pattern for uniform sound capture
• Wide operating voltage compatibility supporting low-power circuits
• Compact cylindrical housing suitable for space-constrained designs

Applications

• Consumer electronics audio input modules
• Industrial control system voice recognition interfaces
• Medical device monitoring equipment
• Security and fire alarm systems

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to ensure correct voltage and sensitivity specifications. Confirm RoHS compliance status through current datasheets prior to integration. Cross-reference the part number with authorized distributor catalogs to validate availability and lead times for production planning.

Selection Notes

Select this model when a broad frequency response up to 16 kHz is required for high-fidelity audio capture. The wide voltage tolerance simplifies power supply design across various digital logic levels. Ensure mechanical mounting provisions accommodate the 9.7 mm diameter and 4.5 mm depth constraints within the target enclosure.

Part Context

This component belongs to the AOM series of microphones produced by PUI Audio, Inc., a manufacturer specializing in audio transducers. The series includes various configurations tailored for different sensitivity and voltage requirements. PUI Audio provides these components for applications ranging from consumer appliances to industrial instrumentation, emphasizing reliable acoustic performance.

Replacement Considerations

The AOM-4544P-NF-R serves as a verified substitute within the same product family. Both parts share identical physical dimensions and electrical characteristics, including the 9.7 mm diameter, 2.2 kOhm impedance, and -44 dB sensitivity. Verify pinout compatibility during replacement to ensure seamless circuit integration.