Knowles SPM1437HM4H-B
Manufacturer No:
SPM1437HM4H-B
Manufacturer:
Knowles
Description:
MIC MEMS DIGITAL PDM OMNI -22DB
Quantity:
In Stock :6993
Looking for price or availability? Send us an RFQ and our sales team will respond quickly.
Shipping & Availability
Fast worldwide shipping via DHL, FedEx, UPS, and EMS.
Shipped from：HK Warehouse
Expected Shipping：Sat, Oct 17 - Sun, Oct 18, 2026
Lead Time：Inquire about availability
Date Code：Within 2 Years
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Quality Assurance
Certified in-house inspection and testing facilities ensure all components meet internationally recognized quality standards.
User Guide
Available from AS9120 Certified Supplier, AIChipLink delivers high-reliability electronic components supported by certified quality management, rigorous inspection processes, counterfeit mitigation controls, and full traceability systems. Our operations comply with AS9120, ISO 9001:2015, and IECQ ESD standards to support aerospace, industrial, defense, and mission-critical applications.
SPM1437HM4H-B Information
Knowles SPM1437HM4H-B technical specifications, attributes, parameters and parts with similar specifications to Knowles SPM1437HM4H-B.
- Type
- Parameter
- Mfr
- Knowles
- Series
- SiSonic™
- Package
- Tape & Reel (TR),Digi-Reel®,Cut Tape (CT)
- Product Status
- Obsolete
- Type
- MEMS (Silicon)
- Output Type
- Digital, PDM
- Direction
- Omnidirectional
- Frequency Range
- 100 Hz ~ 10 kHz
- Sensitivity
- -22dB ±3dB @ 94dB SPL
- S/N Ratio
- 61.5dB
- Type
- Parameter
- Voltage Range
- 1.6 V ~ 3.6 V
- Current - Supply
- 500 µA
- Port Location
- Top
- Termination
- Solder Pads
- Size / Dimension
- 0.186" L x 0.148" W (4.72mm x 3.76mm)
- Height (Max)
- 0.049" (1.25mm)
- Shape
- Rectangular
SPM1437HM4H-B FAQ
Can I request a quote for SPM1437HM4H-B?
SPM1437HM4H-B from Knowles is ready for RFQ submission. Send your target quantity and requirements, and AIChipLink will check current availability, lead time, and quantity-based pricing.
Why is pricing not shown as a fixed value for SPM1437HM4H-B?
The final price for SPM1437HM4H-B depends on requested quantity, supply conditions, date code, package option, and destination. An RFQ lets us return the current market quote for your order.
Which specifications should I review for SPM1437HM4H-B?
SPM1437HM4H-B is a Knowles Audio Sensors part. Key details include Current - Supply: 500 µA and Size / Dimension: 0.186" L x 0.148" W (4.72mm x 3.76mm); contact us if you need the specifications verified before sourcing.
When will I receive a quotation for SPM1437HM4H-B?
After you submit the RFQ for SPM1437HM4H-B, our sales team typically replies within 24 hours with availability, unit pricing, lead time, shipping choices, and possible substitutes.
What is the expected shipping time for SPM1437HM4H-B?
Once stock for SPM1437HM4H-B is confirmed, available inventory can generally ship within 1–2 business days. The final schedule depends on quantity, warehouse source, and delivery address.
Can AIChipLink help find alternatives to SPM1437HM4H-B?
Yes. If SPM1437HM4H-B is unavailable, end-of-life, or outside your schedule, we can review comparable Knowles Audio Sensors parts and compatible replacement options.
AIChipLink – Your Trusted Electronic Components Distributor
12.28 M
Listed Part Number
3,000+
Leading Manufacturers
4.9 M
In-stock SKU
15,000+
Warehouse Area(㎡)