Maximum transistor power
Solid-state microwave power
Article REF: E1623 V1
Maximum transistor power
Solid-state microwave power

Author : Thierry LEMOINE

Publication date: February 10, 2018, Review date: December 15, 2022 | Lire en français

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2. Maximum transistor power

2.1 Johnson criterion and maximum linear power

If V B represents the breakdown voltage of a FET, the maximum microwave (or RF) linear power (per unit of gate width) that it can deliver is written, neglecting the waste voltage :

PW_out_max ≈VB2/8ZW_out( en W/mm)

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