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Passive Components

Passive components are the irreplaceable pillars and backbone of design and stability in any electronic circuit. Unlike active components, these devices do not require an external power source to operate. They perform essential tasks such as storing energy in magnetic fields, filtering unwanted frequencies, generating precise clock signals, and suppressing electromagnetic noise. The quality of passive components directly impacts the lifespan, frequency accuracy, and ultimate stability of electronic boards.
In this section, we have gathered a comprehensive and specialized portfolio of passive circuit components in both Through-Hole (DIP) and Surface Mount (SMD) packages:
  • Energy Storage & Magnetic Elements: Including a wide variety of inductors (toroidal, drum core, miniature SMD, and molded inductors) for energy storage, filtration, and switching regulators.
  • Noise Suppression & Electromagnetic Filtering: Featuring EMI filters to prevent magnetic interference, alongside chokes and line filters at the input stage of power supply circuits to eliminate power grid noise and unwanted frequencies on current lines.
  • Precise Timing & Frequency References: A complete collection of crystals, oscillators, and resonators in standard frequencies (such as watch crystals and high-megahertz frequencies) to generate stable clock waves for microcontrollers and processing ICs.
  • Frequency Processing & Audio Outputs: Various signal filters for isolating and passing specific frequencies, along with signal-to-sound transducer equipment (such as buzzers, miniature speakers, and audio capsules) for generating audible alerts in devices.
All passive components in this category are sold with precise technical specifications (inductor Henry ratings, crystal frequencies, and filter attenuation rates), verified manufacturer part numbers, and choices for individual or bulk purchase at competitive prices.
 
Picture for category Inductors

Inductors

Picture for category EMI Filters

EMI Filters

Picture for category Signal Conditioning

Signal Conditioning

Picture for category Crystals, Oscillators, Resonators

Crystals, Oscillators, Resonators

Picture for category Audio/Signal Transformers

Audio/Signal Transformers

Picture for category Common Mode Chokes / Filters

Common Mode Chokes / Filters

  • NFE61PT472C1H9L(Original)

    NFE61PT472C1H9L(Original)

    01003053

    LC (T-Type) EMI Filter 3rd Order Low Pass 1 Channel C = 4700pF 2 A 2706 (6816 Metric), 3 PC Pad

     
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  • NFL21SP107X1C3D

    NFL21SP107X1C3D

    01003060

    EMI Filter Circuits 44 PF 16V 0805

     
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  • NFM21PC474R1C3D

    NFM21PC474R1C3D

    01003031

    Feed Through Capacitors 0805 16V .47uF

     
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  • CFWLA455KJFA-B0

    CFWLA455KJFA-B0

    01003039

    Signal Conditioning 455Khz 2K OHM IMP

     
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  • 10M15CL1G

    10M15CL1G

    01007001

    Monolithic Crystal Filter (MCF) 10.7MHz 6 Poles, Pass Band Width KHz:±7.5, Guaranteed Attenuation (dB):65

     
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  • 744222

    744222

    01006008

    Common Mode Chokes / Filters WE-SL2 SMD Bifilar 2X1000uH 800mA 9.2*6*5mm

     
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  • RN102-1.5-02

    RN102-1.5-02

    01006009

    Common Mode Chokes / Filters RN102-1.5/02 1.6 mH 1.5 A 14 mmx14 mmx9 mm

     
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  • Picture of Line filter 15mH

    Line filter 15mH

    01006027

    EE28 common mode choke/inductor/filter

     
    $0.75
  • 74279450

    74279450

    01006011

    15 μH ±35% Ferrite Leaded Inductor, 500mA Idc, 35mΩ Rdc WE-VB, 7.5 x 6.4 x 9mm

     
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  • HF562Y2R5-X01

    HF562Y2R5-X01

    01006012

    HF562Y2R5 Series Through Hole Common Mode Chokes

     
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  • ACM2012-900-2P-T002

    ACM2012-900-2P-T002

    01006013

    Common Mode Chokes / Filters 90ohms 200nH 400mA 2*1.2*1mm

     
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  • YDD-UT20-472-LF

    YDD-UT20-472-LF

    01006017

    UT20 EMI/EMC common mode choke/inductor/filter

     
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  • 744272471

    744272471

    01006018

    Common Mode Chokes / Filters WE-SL5 Bifilar 2x470uH 1600mA

     
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  • 7448013501

    7448013501

    01006019

    500 µH 2 Line Common Mode Choke 3.5A size 7.5*15*16 mm

     
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  • B82793S0513N201

    B82793S0513N201

    01006020

    Common Mode Chokes / Filters 51uH 800mA 30% 7.1x6mm SMD

     
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  • RSEL-2003A

    RSEL-2003A

    01006026

    LINE FILTER 250VDC/VAC 3A

     
    $11.00
  • H5007NL

    H5007NL

    01005002

    Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Port

     
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  • HX5062NL

    HX5062NL

    01005003

    Audio Transformers / Signal Transformers SMD 1.5 kV 350uH 5-200 MHz

     
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  • CYS3M31A-25.000

    CYS3M31A-25.000

    01004057

    Crystals 25.000MHZ, 16pF 20ppm -20C +70C

    Manufacturer part number: 01715334
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  • CRYSTAL 12.000MHZ

    CRYSTAL 12.000MHZ

    01004005

    Crystals 12.000MHZ, 20pF 50ppm -20C +70C

     
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  • CRYSTAL 7.000MHZ

    X7M000MCCK493

    01004058

    Crystals 7.000MHZ

     
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  • 9B08070005

    9B08070005

    01004008

    Crystals 8MHz 22pF -40C +85C

     
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  • AA-8.000MALV-T

    AA-8.000MALV-T

    01004055

    CRYSTAL 8MHZ 8PF SMD

     
    $2.17
  • ABL-11.0592MHZ-B2

    ABL-11.0592MHZ-B2

    01004001

    Crystals +/-20ppm 11.0592MHZ FUNDAMENTAL , 18PF

     
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