ARF1111Q4 is a 0.6 watt amplifier in a 4×4 QFN package for Ku-band applications. With 0.6 W saturated output power and 40% power-added efficiency, the device is ideal for pulsed or CW phased array applications, as well as telecommunications, test and measurement systems.

The part is pre matched to 50 Ω, RF ports are internally DC blocked, and external bias circuitry is required for operation. The device is ESD protected to simplify handling and assembly.

The part is RoHS* compliant and built with the latest manufacturing techniques to optimize for reliability and quality control.




  • Radar
  • Telecommunications
  • Test and Measurement


Min. Frequency (GHz): 13

Max. Frequency (GHz): 17.5

Gain (dB): 22

P1dB (dBm): 27

Psat (dBm): 28

Bias Voltage (V): -0.95/8

Bias Current (mA): 85

Package: 4 x 4 QFN

  • 13.0 to 17.5 GHz Amplifier
  • 22 dB Small-signal Gain
  • 28 dBm Saturated Output Power
  • 40% PAE
  • 8 V, 85 mA Quiescent Bias
  • 4 mm × 4 mm QFN Package