POM-3542P Equivalent & Substitute Parts

Part Overview

The POM-3542P is an analog electret condenser microphone manufactured by PUI Audio, Inc., designed for omnidirectional audio capture applications. This microphone operates within a 2 V to 10 V supply range and delivers a sensitivity of -42dB ±3dB with a 60dB signal-to-noise ratio. The device features PC pin termination and a circular form factor with 0.236" diameter and 0.146" maximum height.

The POM-3542P is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure component availability, and support ongoing production or maintenance requirements for systems utilizing this microphone specification.

Substiute Parts

POM-3542P

PUI Audio, Inc.In Stock: 836POM-3542P Datasheet

Current PartRFQ

POM-3542P-R

PUI Audio, Inc.In Stock: 844POM-3542P-R Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the POM-3542P is determined by strict equivalence across the following critical parameters:

• Microphone type: Electret Condenser
• Output configuration: Analog
• Directional pattern: Omnidirectional
• Sensitivity specification: -42dB ±3dB
• Signal-to-noise ratio: 60dB
• Impedance: 2.2 kOhms
• Voltage range: 2 V ~ 10 V
• Supply current: 500 µA
• Termination style: PC Pins
• Physical dimensions: 0.236" diameter, 0.146" maximum height
• Shape: Circular

The POM-3542P-R qualifies as a direct substitute based on complete alignment with all specified electrical and mechanical parameters. The primary distinction is product status and compliance certification level.

Parameter Comparison

Engineering Selection Recommendations

The POM-3542P-R serves as the direct functional equivalent to the obsolete POM-3542P. Both components maintain identical electrical performance specifications and mechanical form factors, ensuring pin-compatible integration into existing circuit designs.

The POM-3542P-R is classified as an active product with ROHS3 compliance certification, whereas the POM-3542P is obsolete and RoHS non-compliant. For new designs or systems requiring regulatory compliance with current environmental standards, the POM-3542P-R is the appropriate selection. Both components share identical moisture sensitivity classification and REACH status.

Frequently Asked Questions (FAQ)

Q: Can the POM-3542P-R be used as a direct replacement for the POM-3542P?

A: Yes. The POM-3542P-R is electrically and mechanically equivalent to the POM-3542P. All critical parameters including sensitivity, impedance, voltage range, supply current, and physical dimensions are identical. PC pin termination and circular form factor ensure direct compatibility.

Q: What is the primary difference between these two parts?

A: The POM-3542P-R is an active product with ROHS3 compliance certification, while the POM-3542P is obsolete and RoHS non-compliant. Functionally, both deliver identical microphone performance.

Q: Are there packaging differences between POM-3542P and POM-3542P-R?

A: The POM-3542P-R is supplied in bulk packaging, whereas the original POM-3542P packaging specification is not detailed. Both components are identical in physical dimensions and termination style.

Q: Does the POM-3542P-R support the same voltage supply range?

A: Yes. The POM-3542P-R operates across the identical 2 V to 10 V supply range with 500 µA supply current, matching the original POM-3542P specification.

Q: Are moisture sensitivity and REACH compliance the same for both parts?

A: Yes. Both the POM-3542P and POM-3542P-R share MSL classification of 1 (Unlimited) and REACH Unaffected status.