2300 to 5000 MHz Broadband High-Gain Low-Noise Amplifier

The SKY67181-396LF is a wide-band low-noise amplifier with superior gain flatness and exceptional linearity. The compact 2 x 2 mm, 8-pin Dual Flat No Lead packaged LNA is designed for 4G LTE and 5G NR infrastructure systems operating from 3300 to 5000 MHz.

The internal active bias circuitry provides stable performance over temperature and process variation.


Product LifecyclePre Release
Frequency Range (GHz)2.3-5.0
Test Frequency (GHz)TBD
Gain Typ. (dB)TBD
VDD (V)5
OP1 dB (dBm)TBD
Supply Current Typ. (mA)TBD
Noise Figure Typ. (dB)TBD
PackageDFN, 8-pin
Package (mm)2 x 2


  • High gain performance: 22 dB
  • Low-noise amplifier:
    • − Very low noise figure
    • − Temperature and process-stable active bias up to +105 °C
    • − Wide operating voltage range
    • − Low gain slope over operating band
    • − Excellent input return loss
  • Integrated controller:
    • − Stable amplifier bias
    • − Temperature compensation
    • − True logic level thresholds
    • − Fast response time
  • Excellent broadband flat gain performance
  • Minimal BOM count
  • Low current IDD 48 mA @ 5 V
  • Fast rise / fall time ENABLE function suitable for TDD application
  • Miniature DFN (8-pin, 2 x 2 mm) package (MSL1 @ 260 °C per JEDEC J-STD-020)


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