Investigation into SiGe HBT class E/F PA efficiency at 2 GHz for VDD from 1 to 1.8 V

Research output: Contribution to journalReview articlepeer-review

Abstract

This letter presents a 2-GHz SiGe heterojunction bipolar transistor fully integrated class E/F power amplifier (PA) design operating at low supply voltage. A maximum measured power added efficiency (PAE) of 39% is achieved for a supply voltage of 1.8 V. At 1 V, a maximum PAE of 36% is measured. The PA was fabricated using an advanced 0.18-μm BiCMOS process.

Original languageEnglish
Pages (from-to)170-172
Number of pages3
JournalIEEE Microwave and Wireless Components Letters
Volume16
Issue number4
DOIs
Publication statusPublished - Apr 2006

Keywords

  • Class E/F
  • Heterojunction bipolar transistor (HBT)
  • RFIC power amplifier (PA)

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