Characteristics of InGaP/GaAs heterojunction bipolar transistors (HBTs) with sulfur treatments
β Scribed by Ssu-I Fu; Shiou-Ying Cheng; Wen-Chau Liu
- Book ID
- 108268878
- Publisher
- Elsevier Science
- Year
- 2006
- Tongue
- English
- Weight
- 772 KB
- Volume
- 39
- Category
- Article
- ISSN
- 0749-6036
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## We haue fabricated graded-GaAsP-base HBTs with InGaP emitters for the first time. Compared with the uniform-GaAs-base HBTs, current gain increased by a factor of 2 due to built-in field in the graded base. 0 19% John Wiley & Sons, Inc.
This work describes an approach for small signal modelling of GaAs-based ( ) ( heterojunction bipolar transistors HBTs for low-voltage r r r r r high-power application i.e., 4 2 ) V s 3 V, J s 3 = 10 A r r r r r cm . The parameter extraction procedure is discussed in ce c detail. Furthermore, it is