BEM-23368-D47

Description：MIC COND ANALOG OMNI -53DB
Series：BEM
Mfr：Knowles
Package：Tray

SKU:a73ee1d1126a Category: Microphones Brand: Knowles

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Product introduction

Product Detailed Parameters

Description：MIC COND ANALOG OMNI -53DB
Series：BEM
Mfr：Knowles
Package：Tray
Type：Electret Condenser
Output Type：Analog
Direction：Omnidirectional
Frequency Range：100 Hz ~ 4.8 kHz
Sensitivity：-53dB ±3dB @ 74dB SPL
S/N Ratio：-
Impedance：5.2 kOhms
Voltage Range：-
Current - Supply：75 µA
Port Location：Side
Ratings：-
Termination：Solder Pads
Size / Dimension：0.141" L x 0.141" W (3.57mm x 3.57mm)
Height (Max)：0.090" (2.29mm)
Shape：Square
Grade：-
Qualification：-
Voltage - Rated：1.3 V

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BEM-23368-D47

Overview

The Knowles BEM-23368-D47 is a high-performance electret condenser microphone designed for demanding audio applications. It features a back-electret design with a specific diaphragm configuration optimized for sensitivity and frequency response. The component utilizes a standard two-wire interface, requiring bias voltage for operation. Its physical construction includes a metal case with integrated acoustic ports, ensuring durability and consistent sound capture in various environmental conditions.

Feature Summary

Back-electret condenser technology for stable performance
Metal housing for mechanical robustness
Integrated acoustic porting for directional characteristics

Applications

Consumer electronics audio input
Industrial communication devices
Automotive interior microphones

Procurement Notes

Verify the exact suffix D47 against the manufacturer's current datasheet to confirm pinout and acoustic specifications. Ensure compatibility with existing circuit biasing requirements before integration. Cross-reference part numbers with official Knowles documentation to avoid counterfeit or obsolete stock issues during procurement.

Selection Notes

Select this model when a compact, reliable electret microphone is required for fixed installation. Consider its frequency response curve and sensitivity levels relative to the target application's noise floor. Evaluate the mechanical mounting constraints and acoustic sealing requirements of the final product enclosure.

Part Context

This component belongs to Knowles' broad portfolio of electret microphones, which are widely used in consumer and industrial audio systems. The BEM series typically offers a balance of cost-effectiveness and performance, serving as a standard solution for voice pickup in portable and stationary devices.

Replacement Considerations

Consult official substitution guides for direct replacements. Verify that any alternative part matches the electrical parameters and mechanical footprint exactly to ensure seamless integration without redesign.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.