Sumitomo – A GaN 45W amplifier using the EGN045MK covering 1.3-1.8 GHz

Many solid state amplifier designers have shown strong interest in the higher power and wider bandwidth possible with the new GaN HEMT devices. An example of a moderate bandwidth amplifier using SEDI’s EGN045MK GaN 45W device is shown.

Amplifier Features
Instantaneous Bandwidth:

• 1.3-1.8 GHz
• Pout: 50 W
• Linear Gain: 13 dB
• Gain Flatness: < 1.0 dB
• Class of Operation: AB
• Power-Added Efficiency:
  >40% at Pout> 50 W Average signal