This is one Lot (Qty. 5) of New (old stock, unused) Mitsubishi Semiconductor X to K Band Super Low Noise HEMT (High Electron Mobility Transistor). Part Number: MGF4314D in High Performance Hermetically Sealed Metal-Ceramic Micro-X GD-4 Package. Device comes in Bulk in ESD bag (not on tape and reel). This part has device marking: Dm.

General Specifications:

• Frequency Range: 4GHz - 18GHz;
• Gain (min): 9.5dB at 12GHz;
• Super Low NF: 1.0dB max at 12GHz;
• Package: Micro-X Hermetically Sealed GD-4 Style.
  

Example of Frequency vs Gain and Minimum Noise Figure as follows (numbers from data sheet):

• 4GHz:  NF=0.41dB Gain=16.5dB
• 8GHz:  NF=0.62dB Gain=12.8dB
• 12GHz: NF=0.90dB Gain=11.5dB
• 14GHz: NF=1.03dB Gain=10.0dB
• 18GHz: NF=1.29dB Gain=7.4dB