CMEJ-4622-25-L082

$1.52

Description：MIC COND ANLG OMNI -25DB 0.181"D
Series：CMEJ
Mfr：Same Sky (Formerly CUI Devices)
Package：Bag

SKU:e017c7696f28 Category: Microphones Brand: Same Sky (Formerly CUI Devices)

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Product introduction

Product Detailed Parameters

Description：MIC COND ANLG OMNI -25DB 0.181"D
Series：CMEJ
Mfr：Same Sky (Formerly CUI Devices)
Package：Bag
Type：Electret Condenser
Output Type：Analog
Direction：Omnidirectional
Frequency Range：100 Hz ~ 10 kHz
Sensitivity：-25dB ±3dB @ 94dB SPL
S/N Ratio：65dB
Impedance：-
Voltage Range：-
Current - Supply：500 µA
Port Location：Top
Ratings：IP65 - Dust Tight, Water Resistant
Termination：Wire Leads
Size / Dimension：0.181" Dia (4.60mm)
Height (Max)：0.094" (2.40mm)
Shape：Circular
Grade：-
Qualification：-
Voltage - Rated：3 V

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CMEJ-4622-25-L082

Overview

The Same Sky CMEJ-4622-25-L082 is an omnidirectional electret condenser microphone designed for PCB integration. It features a compact cylindrical housing with a diameter of 4.6 mm and a depth of 2.2 mm. The device operates on a supply voltage of 3.0 Vdc and draws a current rating of 500 uA. It provides a sensitivity of -25 dB and maintains an impedance of 2.2 kOhms. Termination is achieved via wire leads, facilitating connection to audio circuits.

Feature Summary

Omnidirectional acoustic pickup pattern ensures uniform sound capture from all directions.
Electret condenser technology enables reliable audio signal conversion in a miniature form factor.
Wire lead termination allows for flexible integration into various electronic assemblies.

Applications

Consumer electronics audio input modules
Portable recording devices
Voice recognition systems

Procurement Notes

Verify the specific datasheet version for the CMEJ-4622-25-L082 to confirm RoHS compliance status and detailed mechanical drawings. Ensure that the wire lead length and insulation specifications meet the target assembly requirements before finalizing procurement orders.

Selection Notes

Select this component when a low-profile, omnidirectional microphone is required for space-constrained designs. The 3.0 Vdc operating voltage suits standard low-power digital logic interfaces. Compare sensitivity and impedance against alternative models if higher gain or different load matching is necessary for the specific application circuit.

Part Context

This part belongs to the Same Sky CMEJ series of electret condenser microphones. The series offers various sizes and termination options to accommodate diverse design constraints. The CMEJ-4622-25-L082 specifically targets applications requiring a balance between compact dimensions and standard omnidirectional performance characteristics.