1.5 to 3.8 GHz Two-Stage, High-Gain Low-Noise Amplifier

The SKY67179-306LF is a two-stage, low-noise amplifier (LNA) with active bias and high-linearity performance. The front end of the device provides an ultra-low noise figure (NF) while the output stage provides high gain, linearity, and efficiency. With excellent thermal performance, the SKY67179-306LF is rated for operation up to +105 °C.

The SKY67179-306LF is provided in a 4 x 4 mm, 16-pin Quad Flat No-Lead (QFN) package.


Product LifecycleLast Time Buy
Frequency Range (GHz)1.5-3.8
Replacement Part SKY67180-306LF
Test Frequency (GHz)TBD
Gain Typ. (dB)34
OIP3 (dBm)+35
VDD (V)6
OP1 dB (dBm)+18
Supply Current Typ. (mA)TBD
Noise Figure Typ. (dB)TBD
PackageQFN, 16-pin
Package (mm)4 x 4 x 0.90


  • Ultra-low reference design NF: 0.7 dB @ 3.5 GHz
  • High gain: 34 dB (typical) @ 2.6 GHz
  • Low quiescent current: 120 mA
  • Stage 1 and 2 adjustable current
  • Small QFN (16-pin, 4 x 4 mm) Pb-free package (MSL1, 260 °C per JEDEC J-STD-020)

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