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Communication ICs & RF Devices

5GHz Band SPDT Switch + LNA GaAs MMIC

  • Operating voltage (VDD=3.6V typ.)
  • Operating frequency (freq=4900 to 5900MHz)
  • [ RX LNA mode ]
  • Operating current (8mA typ. @VDD=3.6V, VCTL1=VCTL3=3.3V, VCTL2=0V)
  • Small signal gain (12.0dB typ.)
  • Noise figure (2.5dB typ.)
  • Input power 1dB compression (0dBm typ.)
  • [ RX Bypass mode ]
  • Operating current (4µA typ. @VDD=3.6V, VCTL1=3.3V, VCTL2=VCTL3=0V)
  • Insertion loss (8.5dB typ.)
  • Input power 1dB compression (+15dBm typ.)
  • [ TX mode ]
  • Insertion loss (0.5dB typ.)
  • Input power 0.1dB compression (+29dBm typ.)
  • Package (QFN12-51 (Package size: 2.0mm x 2.0mm x 0.375mm typ.))
  • RoHS compliant and Halogen Free, MSL1
General 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
Package Information
Part Number Package OutlinePinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
Sample & Buy
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