SMD Square Air Coil
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SMD Square Air Coil

Product Introduction: SMD Square Air Coil

Our SMD Square Air Coil series is a high-performance, surface-mount device engineered to deliver exceptional signal integrity, efficient power handling, and robust reliability across a wide range of electronic applications. Designed with versatility in mind, these coils are available in multiple configurations, sizes, and specifications, making them an ideal choice for telecommunications, RF modules, power management systems, and high-frequency circuits. Whether you're designing compact consumer electronics or advanced networking equipment, our SMD Square Air Coil provides the precision and adaptability you need.


Features and Specifications

  • Impedance Options:
    Available in 50Ω and 75Ω configurations to meet diverse system requirements.

  • Configurations:
    Offered in 2-way, 3-way, and 4-way designs, with single, double, triple, and quad port options, providing flexibility for multi-channel applications.

  • Frequency Range:
    Operates across a broad spectrum, from as low as 1 MHz to as high as 3250 MHz, supporting both low- and high-frequency operations.

  • Electrical Performance:

    • Input Return Loss (RL): Ranges from 5 dB to 38 dB, ensuring minimal signal reflection and optimal power transfer.

    • Insertion Loss (IL): Low values between 0.4 dB and 4.5 dB, maintaining signal integrity with minimal attenuation.

    • Isolation: High isolation from 12 dB to 35.48 dB, reducing crosstalk and interference in multi-port setups.



  • Package Sizes:
    Available in a variety of compact and larger formats, including B004, B008, B012, B015, B023, B032, B068, and larger dimensions such as 35x35 mm, 62x49.8 mm, and more, accommodating diverse space constraints.


  • Inductance and Current Handling:

    • Inductance: Ranges from 0.0055 µH to 257 µH, offering precise options for energy storage and filtering.

    • DC Resistance (DCR): Low values from 0.55 mΩ to 217.7 mΩ, minimizing power loss and heat generation.

    • Saturation Current (Isat): Supports up to 75.0 A, ensuring performance under high current loads.

    • RMS Current (Irms): Handles up to 57 A, providing reliable operation in continuous use.



  • Signal Integrity:

    • Insertion Loss (I Loss): Maximum of -1.4 dB at 125 MHz for precise signal transmission.

    • Return Loss (R Loss): Minimum of -10.0 dB up to 100 MHz, with some models reaching -18.0 dB.

    • Crosstalk: Minimum of -30.0 dB up to 100 MHz, minimizing interference.

    • Common Mode Rejection (CMR): Minimum of -30.0 dB up to 100 MHz, enhancing noise suppression.



  • Power over Ethernet (PoE) Support:
    Select models support PoE-af, PoE-at/4PPoE-60W, or PoE-at/4PPoE-90W, catering to power-delivery applications up to 90 watts.


  • Pin Configurations:
    Ranges from 12 to 96 pins, offering flexibility for various circuit layouts.


  • Quality and Resonance:

    • Quality Factor (Q Min): Ranges from 60 to 230, ensuring high energy efficiency.

    • Self-Resonant Frequency (SRF): Spans 0.5 GHz to 4.6 GHz, providing stability across high-frequency bands.



Applications and Benefits

The SMD Square Air Coil series excels in:


  • Telecommunications: Delivering stable signal transmission in RF modules and broadband systems.

  • Power Management: Providing efficient inductance and filtering in DC-DC converters and power supplies.

  • Networking: Supporting high-speed data and power transmission in PoE-enabled devices.

  • High-Frequency Circuits: Ensuring low loss and high isolation for precise signal processing.


Its compact, square design and surface-mount compatibility make it a seamless fit for modern PCB layouts, balancing performance with space efficiency.


Why Choose Our SMD Square Air Coil?

  • Versatility: A wide range of sizes, configurations, and electrical characteristics to suit any design need.

  • Superior Performance: Low insertion loss, high isolation, and excellent current-handling capabilities.

  • Reliability: Engineered for consistent operation in demanding environments, with robust voltage withstand (up to 5000VAC in select models).


Elevate your electronic designs with the SMD Square Air Coil—your trusted solution for precision, efficiency, and adaptability in today’s cutting-edge applications.

Inductor Information(SMD Square Air Coil)
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