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    BALFHB-WL-04D3

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    Integrated filter matched balun to BGA STM32WL in low power mode, 862-928 MHz, using 4 layer PCB
    Learn More about BALFHB-WL-04D3

    Quantity $ per Unit Savings
    1 - 9$0.840%
    10 - 99$0.7017%
    100 - 249$0.5732%
    250 - 499$0.5337%
    500$0.4547%
    500 + Contact Sales
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    In stock
    $0.84
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    Parameter NameParameter Value
    Operating Temp Min Celsius-40.0
    Operating Temp Max Celsius105.0
    ECCN USEAR99
    ECCN EUNEC
    Packing TypeTape And Reel
    RoHs compliantEcopack2
    GradeIndustrial
    Package NameChip Scale Package 0.4mm pitch

    STMicroelectronics BALFHB-WL-04D3 is an ultra-miniature balun. This device integrates a matching network, balun, and harmonics filter. Matching impedance has been customized for the STM32WL sub-GHz wireless microcontrollers.


    It is using STMicroelectronics IPD technology on a nonconductive glass substrate, which optimizes RF performances.

    Key features
    • BGA STM32WL sub-GHz wireless microcontrollers impedance matched balun and Tx harmonics filter
    • Optimized for BGA STM32WL sub-GHz wireless microcontrollers in low power mode and dedicated to 4-layers PCB
    • 50 Ω nominal input / conjugate matched balun to BGA STM32WL
    • 50 Ω nominal impedance on antenna side Tx and Rx
    • Deep Tx rejection harmonic filter
    • Low insertion loss
    • Small footprint
    • Low profile ≤ 630 μm after reflow
    • High RF performance
    • RF BOM and area reduction
    • ECOPACK2 compliant component