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    Signal Filters

    A Signal Filter is a passive component, which allows specific frequency bands to pass and reject other electrical signals, mainly for noise reduction. The design integrates multilayer ceramic capacitors, inductors, dielectric resonators and crystals.

    The Filter finds use in circuits of audio equipment, video equipment, broadband and communication. Electronic signal processing filter is described to be linear or non-linear, analogue or digital, shift invariance, passive or active circuit.

    The filter frequency response can be classified as:

    • high-pass
    • low-pass
    • band-pass
    • band-stop
    • notch
    • all-pass filter
    • cut-off frequency.

    The order of a filter refers to the slope of the transition to roll-off around the cut-off frequency. A first-order filter responds at -6 dB per octave, a second-order filter decreases at -12 dB, a third-order at -18 dB, on a logarithmic scale. The analogue filter in a linear design of a network synthesis type is known as the Butterworth filter, Chebyshev filter, Elliptic filter, Bessel filter and Gaussian filter.

    170 產品顯示為 Signal Filters

    Murata
    NFE31P
    6A
    25 V dc
    Surface Mount
    -
    Solder Pad
    -
    3.2 x 1.6 x 1.6mm
    1.6mm
    1.6mm
    3.2mm
    +85°C
    -40°C
    STMicroelectronics
    -
    100mA
    20000 V dc
    Surface Mount
    10.7GHz
    -
    -
    -
    -
    -
    -
    -
    -
    HK$37.77
    个(每托盘 2 )
    TE Connectivity
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Abracon
    AFS1575
    -
    5 V
    Surface Mount
    1575MHz
    -
    -
    -
    -
    -
    -
    -
    -
    STMicroelectronics
    -
    100mA
    20000 V dc
    Surface Mount
    10.7GHz
    -
    -
    -
    -
    -
    -
    -
    -
    Murata
    NFA21SL
    20mA
    10 V dc
    Surface Mount
    80MHz
    Solder
    0805 (2012M)
    2 x 1.25 x 0.85mm
    1.25mm
    0.85mm
    2mm
    +125°C
    -55°C
    onsemi
    NUF6401MN
    -
    -
    Surface Mount
    3000MHz
    Solder Pad
    -
    3 x 1.35 x 1mm
    1.35mm
    1mm
    3mm
    +85°C
    -40°C
    Murata
    Dss1
    6A
    100 V dc
    Through Hole
    -
    -
    Q91A
    8.5 x 3.5 x 7.5mm
    -
    -
    -
    -
    -
    Abracon
    AFS1575
    -
    5 V
    Surface Mount
    1575MHz
    -
    -
    -
    -
    -
    -
    -
    -
    Murata
    NFM31KC
    6A
    100 V dc
    Surface Mount
    -
    Solder
    L
    3.2 x 1.6 x 1.3mm
    -
    -
    -
    -
    -
    Oxley
    DLT4
    10A
    200 V dc
    Panel Mount
    10000MHz
    -
    -
    36mm
    -
    22mm
    36mm
    +125°C
    -55°C
    Oxley
    DLT
    10A
    100 V dc
    Panel Mount
    1000MHz
    Axial
    -
    -
    -
    -
    24.3mm
    +85°C
    -40°C
    Murata
    DSS1
    6A
    100 V dc
    Through Hole
    -
    -
    Q91A
    8.5 x 3.5 x 7.5mm
    -
    -
    -
    -
    -
    Abracon
    AFS869S3
    -
    10 V dc
    Surface Mount
    869MHz
    -
    -
    -
    -
    -
    -
    -
    -
    Murata
    SFECV
    -
    -
    Surface Mount
    10.7MHz
    Solder
    -
    6.9 x 2.9 x 1.5mm
    2.9mm
    1.5mm
    6.9mm
    +80°C
    -20°C
    Murata
    NFE61PT
    2A
    50 V dc
    Surface Mount
    -
    Flat Contact
    2706 (6816M)
    6.8 x 1.6 x 1.6mm
    1.6mm
    1.6mm
    6.8mm
    +85°C
    -40°C
    STMicroelectronics
    ECMF02
    -
    -
    Surface Mount
    -
    Flat Contact
    μQFN
    2.6 x 1.3 x 0.6mm
    1.3mm
    0.6mm
    2.6mm
    +85°C
    -30°C
    Murata
    DSS1
    6A
    100 V dc
    Through Hole
    -
    -
    Q91A
    8.5 x 3.5 x 7.5mm
    -
    -
    -
    -
    -
    Oxley
    SLT
    10A
    200 V dc
    Panel Mount
    10000MHz
    -
    -
    4.7 x 4.7 x 19mm
    4.7mm
    19mm
    4.7mm
    +85°C
    -55°C
    Murata
    DSS1
    6A
    100 V dc
    Through Hole
    1MHz
    Radial
    Q55B
    8.5 x 3.5 x 7.5mm
    3.5mm
    7.5mm
    8.5mm
    +85°C
    -40°C
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