BIAS CIRCUIT

A bias circuit for a bipolar RF amplifier is described. The bias circuit includes a current source coupled to a bias network. The bias network supplies a base current to the transistors in the amplifier circuit of the bipolar RF amplifier. The bias circuit includes a buffer coupled to the bias netwo...

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Bibliographische Detailangaben
Hauptverfasser: van der Heijden, Mark Pieter, De Jong, Gerben Willem, Yang, Xin
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A bias circuit for a bipolar RF amplifier is described. The bias circuit includes a current source coupled to a bias network. The bias network supplies a base current to the transistors in the amplifier circuit of the bipolar RF amplifier. The bias circuit includes a buffer coupled to the bias network and to the bipolar RF amplifier. The buffer provides additional base current to the amplifier circuit of bipolar RF amplifier and sinks avalanche current generated by the amplifier circuit of the bipolar RF amplifier.