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Ceramic Filters > SFU450-470KHZ Series of Ceramic Filter For AM

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Description Of SFU450-470KHZ Series of Ceramic Filter For AM
Product Name: SFU450-470KHZ Series of Ceramic Filter For AM Model Number: SFU455A
Place of Origin: China Payment Terms:
Supply Ability: 5,000,000pcs/month  


  • TECHNICAL CHARACTERISTICS

    • Part Number

    3dB Band Width

    (KHz)

    Selectivity(dB)min

    Insertion Loss

    (dB)max

    Composition

    Lead Length

    L(mm)

    -9 KHz

    off

    +9 KHz

    off

    L1

    L2

    SFU455A

    10 ¡À 3

    5.0

    3.0

    5.0

    one element

    3.6

    5.0

    SFU455B

    10 ¡À 3

    5.0

    3.0

    5.0

    one element

    with IFT

    SFU450BY

    7 ¡À 2

    6.5

    5.5

    5.0

    SFU450BY1

    4.5 ¡À 1.5

    9.5

    8.5

    5.0

    ¡ø Center Frequency(f0)is available in a range of 450-470KHz
    ¡ø The nominal frequency tolerance is ¡À 2KHz

  • Recommended IFT (7mm Square)

    Type

    Item

    SFU455B

    Winding Specification

    From bottom

    ¢Ù ¨C¢Ú

    ¢Ú ¨C¢Û

    ¢Û ¨C¢Ü

    70T

    115T

    7T

    Unloaded Qu

    105

    Tuning Capacity

    180PF

  • TEST CIRCUIT
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  • CHARACTERISTICS
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