High Power (+22 dBm) 802.11ac WLAN Power Amplifier with Integrated Power Detector

Skyworks SKY85402-11 is a 5 GHz Microwave Monolithic Integrated Circuit (MMIC) Power Amplifier (PA) with superior output power, linearity, and efficiency. These features make the SKY85402-11 ideal for Wireless Local Area Network (WLAN IEEE802.11ac) applications.

The device is fabricated using SiGe BiCMOS technology. The device is internally matched and mounted in a 20-pin, 4 x 4 mm Quad Flat No-Lead (QFN) Surface-Mounted Technology (SMT) package, which allows for a highly manufacturable low cost solution.


Product LifecycleEnd Of Life
Frequency Range (GHz)5.15-5.9
Replacement Part SKY85402-111
Test Frequency (GHz)5.45
Gain Typ. (dB)32
OIP3 (dBm)
P1 dB (dBm)29
Power Added Efficiency (%)
Linear Output Power (dBm)
VCC (V)5
Quiescent Current Typ. (mA)300
PackageQFN, 20-pin
Package (mm)4 x 4 x 0.85


  • Linear output power for IEEE 802.11ac 256-QAM, EVM < 1.8% = +22 dBm @ 5.0 V or +19 dBm @ 3.3 V
  • High gain: 32 dB
  • Power shutdown mode
  • Superior gain flatness
  • Fully matched at RF input/output ports
  • Load insensitive power detector
  • Small footprint QFN (20-pin, 4 x 4 mm) SMT package (MSL3, 260 °C per JEDEC J-STD-020)

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