PMOF-9745S-42UQ

Microphones Overview

The PMOF-9745S-42UQ is an analog electret condenser microphone manufactured by Mallory Sonalert Products Inc. It features an omnidirectional polar pattern and operates within a frequency range of 20 Hz to 16 kHz. The device requires a supply voltage between 1.1 V and 10 V. Its sensitivity is rated at -42 dB ±3 dB relative to 94 dB SPL. The maximum impedance is 2.2 kΩ at 1 kHz with a load resistance of 2.2 kΩ. The component utilizes solder pads for surface mount termination.

Microphones Feature Summary

• Omnidirectional acoustic design for uniform sound capture
• Electret condenser transducer technology
• Surface mount solder pad termination

Microphones Applications

• General purpose audio sensing
• Voice recognition input devices
• Consumer electronic audio interfaces

Microphones Procurement Notes

Verify the current lifecycle status as the component is listed as obsolete or scheduled for discontinuation by the manufacturer. Confirm availability through authorized distributors or secondary market channels, as standard supply may be limited. Ensure that any replacement sourcing accounts for potential end-of-life constraints and lead time variability associated with discontinued parts.

Microphones Selection Notes

Select this component when an omnidirectional response is required for broad-spectrum audio pickup. The wide operating voltage range allows flexibility in low-power circuit designs. Verify that the physical footprint and solder pad configuration match the target PCB layout. Consider the sensitivity specification against the expected sound pressure levels of the application environment.

Microphones Part Context

This part belongs to the Mallory Sonalert PMOF series of analog microphones. The series includes various models with differing sensitivities and dimensions, such as the PMOF-6050S and PMOF-9767NP. These components are designed for integration into compact electronic systems requiring reliable acoustic detection capabilities.

Microphones Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation due to the obsolete status of the component.