5GHz Band SPDT Switch + LNA GaAs MMIC

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  • Description

    The NJG1739K51 is a 5GHz band SPDT switch + low noise amplifier GaAs MMIC designed for wireless LAN front-end applications. The NJG1739K51 features low current consumption, low insertion loss of transmit path and low noise figure of RX LNA mode. The NJG1739K51 has ESD protection devices to achieve excellent ESD performances. A small and ultra-thin package of QFN12-51 is adopted.


    • 5GHz Band WLAN front-end application

  • Spec
    Applications WLAN
    NF Typ. [ RX LNA mode ] 2.5dB
    P-1dB Typ. [ RX LNA mode ]Input power 1dB compression (0dBm)
    [ RX Bypass mode ]Input power 1dB compression (+15dBm)
    Operating Current Typ. [ RX LNA mode ]8mA @VDD=3.6V, VCTL1=VCTL3=3.3V, VCTL2=0V)
    [ RX Bypass mode ]4µA @VDD=3.6V, VCTL1=3.3V, VCTL2=VCTL3=0V
    Frequency Range 4900-5900MHz
    Operating Voltage VDD=3.6V
    Package Size Typ. 2.0x2.0x0.375 mm
    Wide Operating Temperature -40°C to 85°C
    Junction Temp. 150 °C
    Package QFN12-51
    Low Insertion Loss [ TX mode ] 0.5dB [ RX Bypass mode ] 8.5dB
  • Technical
  • Quality &
    • Refer to the datasheets for the details on the product.
    • The package file or the datasheet includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.

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Functional Description

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