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SPM0437HD4H-B

SPM0437HD4H-B

SPM0437HD4H-B

Knowles

MICROPHONE MEMS DIGITAL PDM OMNI

compliant

-

HongKong/Shenzhen Warehouse

DHL/Fedex/UPS/TNT/SF/EMS

SPM0437HD4H-B Pricing & Ordering

Quantity Unit Price Ext. Price
4,800 $0.53138 -
Inventory changes frequently.

SPM0437HD4H-B Purchase Assurance: Buy Confidently, Use Securely

Transparent & Traceable Sources

We source exclusively from verified channels to ensure authenticity:

  • Direct from manufacturer and OEMs
  • Authorized distributors
  • Market-vetted traders (3+ years stable supply)

Every batch is traceable with documented proof of origin.

Quality Inspection Process

We enforce strict checks to ensure components meet standards:

  • Visual: Appearance, markings, packaging, batch codes
  • X-ray: Pad consistency (on request)
  • Function test: Sample checks for specific models (upon request)
  • Reports: Available upon request
Flexible Payments & Terms

We adapt to your project needs:

  • T/T, PayPal, Credit Card
  • Credit terms for long-term partners (e.g., monthly, Net 15/30)
Reliable After-Sales Support

365 Days warranty with streamlined solutions:

  • Defective? Free returns/replacements
  • Fast reshipment or refund
  • Full-service sourcing: Procurement & payment support
Bom Cost Down
Bom Cost Down
Wholesale Prices for Every Order, Big or Small
Wholesale Prices for Every Order, Big or Small

SPM0437HD4H-B Knowles

Name Value
Product Status Not For New Designs
Type MEMS (Silicon)
Output Type Digital, PDM
Direction Omnidirectional
Frequency Range 100 Hz ~ 10 kHz
Sensitivity -26dB ±3dB @ 94dB SPL
S/N Ratio 57.5dB
Impedance -
Voltage - Rated -
Voltage Range 1.6 V ~ 3.6 V
Current - Supply 500 µA
Port Location Top
Ratings -
Termination Solder Pads
Size / Dimension 0.186" L x 0.148" W (4.72mm x 3.76mm)
Height (Max) 0.053" (1.35mm)
Shape Rectangular
Q1: What is the purchase guide for SPM0437HD4H-B?
SPM0437HD4H-B of Knowles is a MICROPHONE MEMS DIGITAL PDM OMNI. ICHOME is a long-term spot supplier of SPM0437HD4H-B, supporting sample purchase and bulk order.
Q2: How to find the detailed information of SPM0437HD4H-B?
Download SPM0437HD4H-B Datasheet
Q3: What payment can support in ICHOME?
PayPal, Payoneer, Visa, Bank Transfer, AliExpress.
Q4: Where do you sourcingSPM0437HD4H-B from?
After 21 years of long-term and stable development, ICHOME have accumulated leading supply chain partner.
Q5: Can you provide SPM0437HD4H-B alternative/replacement suggestions?
Through different levels of industry applications, ICHOME engineers will analyze component risks (discontinued, single source, etc.) and give you SPM0437HD4H-B replacement suggestions, and then provide you with alternative products, supporting free sample delivery.
Q6: Why choose ICHOME?
Compared with ordinary agents, ICHOME provides full BOM matching, EOL judgment, alternative model suggestions, large stock + flexible procurement, test reports, return service
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