Signal Filters | Panel Mount | Flat Contact | RS
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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.

    178 Products showing for Signal Filters

    Murata
    NFL18ST
    200mA
    16 V dc
    Surface Mount
    -
    Flat Contact
    0603 (1608M)
    1.6 x 0.8 x 0.8mm
    0.8mm
    0.8mm
    1.6mm
    +125°C
    -55°C
    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
    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
    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
    Wurth Elektronik
    WE-BPF
    -
    -
    Surface Mount
    -
    Solder Pad
    -
    2 x 1.25 x 0.9mm
    1.25mm
    0.9mm
    2mm
    +85°C
    -40°C
    Wurth Elektronik
    WE-BPF
    -
    -
    Surface Mount
    -
    Solder Pad
    -
    2 x 1.25 x 0.9mm
    1.25mm
    0.9mm
    2mm
    +85°C
    -40°C
    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
    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
    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
    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
    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
    Murata
    BNX02
    15A
    50 V dc
    Surface Mount
    1GHz
    Solder
    -
    12.1 x 9.1 x 3.5mm
    9.1mm
    3.5mm
    12.1mm
    +125°C
    -55°C
    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
    Murata
    NFM41PC
    6A
    50 V dc
    Surface Mount
    -
    Solder
    L
    4.5 x 1.6 x 1mm
    -
    -
    -
    -
    -
    Murata
    NFL18SP
    100mA
    10 V dc
    Surface Mount
    -
    Flat Contact
    0603 (1608M)
    1.6 x 0.8 x 0.6mm
    0.8mm
    0.6mm
    1.6mm
    +125°C
    -55°C
    Murata
    NFL21SP
    150mA
    16 V dc
    Surface Mount
    -
    Flat Contact
    0805 (2012M)
    2 x 1.25 x 0.85mm
    1.25mm
    0.85mm
    2mm
    +125°C
    -55°C
    Murata
    NFL21SP
    150mA
    16 V dc
    Surface Mount
    -
    Flat Contact
    0805 (2012M)
    2 x 1.25 x 0.85mm
    1.25mm
    0.85mm
    2mm
    +125°C
    -55°C
    Murata
    NFA21SL
    20mA
    10 V dc
    Surface Mount
    50MHz
    Solder
    0805 (2012M)
    2 x 1.25 x 0.85mm
    1.25mm
    0.85mm
    2mm
    +125°C
    -55°C
    Murata
    NFA21SL
    20mA
    10 V dc
    Surface Mount
    50MHz
    Solder
    0805 (2012M)
    2 x 1.25 x 0.85mm
    1.25mm
    0.85mm
    2mm
    +125°C
    -55°C
    Murata
    NFL21SP
    150mA
    16 V dc
    Surface Mount
    -
    Flat Contact
    0805 (2012M)
    2 x 1.25 x 0.85mm
    1.25mm
    0.85mm
    2mm
    +125°C
    -55°C
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