TOM-1537L-HD-R

Overview

The TOM-1537L-HD-R is an omnidirectional electret condenser microphone manufactured by PUI Audio. It features a compact cylindrical design with a 4 mm diameter and a depth of 3 mm, suitable for space-constrained applications. The device operates at a supply voltage of 3 VDC and draws a maximum current of 500 uA. It exhibits a sensitivity of -50 dB and presents an impedance of 2.2 kOhms. The component utilizes surface-mount (SMD/SMT) termination for PCB integration.

Feature Summary

• Omnidirectional acoustic pickup pattern ensures consistent sound capture from all directions.
• Electret condenser technology provides reliable audio signal conversion.
• Surface-mount termination facilitates automated assembly and compact board layout.

Applications

• Consumer electronics requiring compact audio input
• Portable communication devices
• Embedded voice recognition systems

Procurement Notes

Verify the specific suffix configuration against the manufacturer's official datasheet to ensure compatibility with required operating voltages and termination styles. Confirm RoHS compliance status through authorized distributors prior to procurement. Cross-reference the part number with the latest revision history to avoid discrepancies in electrical parameters or physical dimensions during the sourcing process.

Selection Notes

Select this component when a low-profile, omnidirectional microphone is required for surface-mount assembly. The 4 mm diameter fits standard small-form-factor designs. Ensure the circuit design supports the specified 3 VDC operating voltage and 500 uA current draw. Consider the -50 dB sensitivity level relative to ambient noise requirements in the target application environment.

Part Context

This model belongs to the HD series of audio devices from PUI Audio. The series includes various configurations of microphones designed for different mounting types and acoustic characteristics. This specific variant focuses on surface-mount integration within a standardized 4 mm cylindrical housing format common in modern portable electronics.

FAQ

What is the directivity pattern of the TOM-1537L-HD-R?

The microphone features an omnidirectional polar pattern, capturing sound equally from all directions.

Does this component support surface-mount technology?

Yes, the TOM-1537L-HD-R uses SMD/SMT termination for direct attachment to printed circuit boards.