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  • Cost
    Reduction
  • Min Order From 1 PCS
  • 365 Days Warranty
  • 12 Hours Quotation
Product Specifications
  • AttributesAttribute Value
  • ManufacturerKnowles
  • CategoryAudio Products
  • PackagesTape & Reel (TR)
  • Standard Quantity5900
  • Description10 Hz ~ 10 kHz Digital, PDM Microphone MEMS (Silicon) 1.65 V ~ 1.98 V Omnidirectional (-37dB ±1dB @ 94dB SPL) Solder Pads
  • Output TypeDigital, PDM
  • Size / Dimension0.138" L x 0.104" W (3.50mm x 2.65mm)
  • Sensitivity-37dB ±1dB @ 94dB SPL
  • ShapeRectangular
  • TypeMEMS (Silicon)
  • S/N Ratio68.5dB
  • TerminationSolder Pads
  • DirectionOmnidirectional
  • Port LocationBottom
  • Height (Max)0.043" (1.10mm)
  • Voltage - Rated1.8 V
  • Current - Supply185 µA
  • Voltage Range1.65 V ~ 1.98 V
  • Frequency Range10 Hz ~ 10 kHz

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Quality and Reliability

We supply 100% original and brand-new SPH18R1LM4H-1 from Knowles only.

Hard Find Electronics Tech Limited is committed to achieving the highest levels of quality to meet and exceed customer requirements. We have built a network of trusted suppliers and assembled a team of experienced professionals to serve our customers better. Our rigorous 3-step quality control process ensures that you receive the best possible service and products. All components supplied by us come with a 365-day quality warranty, guaranteeing your satisfaction and confidence in our products.

Order Guide
  • RFQ
    Source at least two reliable suppliers
  • QUOTE
    Information checking available/price/condition
  • QC PROCESS
    3-Step Quality Control and Professional Third-Party Test
  • SHIPMENT
    FedEx, DHL, UPS, TNT
In Stock: 11,513
Please send an RFQ for instant price and inventory.
 Fast Shipping

QUANTITY

Multiples of 1

MORECustomer Reviews
  • Ov***av 
    In good working condition.
  • Ja***ck 
    GOOD!
  • Bo***oo 
    fast delivery, the part is good!
  • Al***io 
    Dear Vicky, thank you for your value support!
  • Ma***ac 
    Good!

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Hard-to-find Electronic Components Distributor
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Knowles

SPH18R1LM4H-1

In Stock: 11,513 | For reference only.