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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.

    179 สินค้าที่แสดงสำหรับ 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
    EPCOS
    B85321A
    63A
    600 V
    Through Hole
    50 Hz, 60 Hz
    -
    -
    80 x 16mm
    -
    -
    -
    -
    -
    Murata
    NFE61P
    2A
    50 V dc
    Surface Mount
    -
    Solder Pad
    -
    6.8 x 1.6 x 1.6mm
    1.6mm
    1.6mm
    6.8mm
    +85°C
    -25°C
    STMicroelectronics
    USBDF
    -
    -
    Surface Mount
    30 MHz → 1 GHz (Radiated), 450 kHz → 30MHz (Conducted)
    Gull Wing
    SOT323
    1.4 x 2.2 x 1mm
    2.2mm
    1mm
    1.4mm
    +150°C
    -40°C
    Abracon
    AFS434S3
    -
    10 V dc
    Surface Mount
    434MHz
    -
    -
    -
    -
    -
    -
    -
    -
    STMicroelectronics
    -
    100mA
    25000 V dc
    Surface Mount
    10.7GHz
    -
    QFN
    -
    -
    -
    -
    -
    -
    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
    -
    -
    -
    -
    -
    Abracon
    ABSGS4C6
    -
    -
    Surface Mount
    6.24 → 8.24GHz
    -
    -
    -
    -
    -
    -
    -
    -
    Oxley
    FLTM
    10A
    350 V dc
    Panel Mount
    1000MHz
    -
    -
    4.7 (Dia.) x 32.7mm
    -
    22.2mm
    32.7mm
    +85°C
    -55°C
    Murata
    Dss1
    6A
    100 V dc
    Through Hole
    -
    -
    Q55B
    8.5 x 3.5 x 7.5mm
    -
    -
    -
    -
    -
    Murata
    BNX02
    15A
    16 V dc
    Surface Mount
    1GHz
    Solder
    -
    12.1 x 9.1 x 3.5mm
    9.1mm
    3.5mm
    12.1mm
    +105°C
    -40°C
    STMicroelectronics
    USBDF
    -
    -
    Surface Mount
    30 MHz → 1 GHz (Radiated), 450 kHz → 30MHz (Conducted)
    Gull Wing
    SOT323
    1.4 x 2.2 x 1mm
    2.2mm
    1mm
    1.4mm
    +150°C
    -40°C
    STMicroelectronics
    MLPF
    -
    -
    -
    2500MHz
    -
    -
    1.65 x 1.05 x 0.68mm
    -
    -
    -
    -
    -
    Wurth Elektronik
    WE-BPF
    -
    -
    Surface Mount
    -
    Solder Pad
    -
    2 x 1.25 x 0.9mm
    1.25mm
    0.9mm
    2mm
    +85°C
    -40°C
    Abracon
    ABSGS4C7
    -
    -
    Surface Mount
    6.24 → 8.24GHz
    -
    -
    -
    -
    -
    -
    -
    -
    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
    NFM31KC
    6A
    50 V dc
    Surface Mount
    -
    Solder
    L
    3.2 x 1.6 x 1.3mm
    -
    -
    -
    -
    -
    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
    Oxley
    DLT4
    10A
    200 V dc
    Panel Mount
    10000MHz
    -
    -
    36mm
    -
    22mm
    36mm
    +125°C
    -55°C
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