234 research outputs found

    Comprehensive Investigation of Truncated Fin GaN FinFET for Improved Analog/RF Performance

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    This work presents an analysis of the performance of Gallium Nitride Truncated Fin FinFETs (GaN-TF-FinFET) and compares them with conventional (C) FinFET, TF-FinFET, and silicon-on-insulator (SOI) TF-FinFET in analog and RF applications by using advanced simulation techniques at the 7 nm technology node and a low supply voltage (V DS = 0.3 V). This work evaluates key analog and high-frequency performance metrics of the GaN-TF-FinFET. The results show a 60% increase in drain current, leading to improved transconductance and switching speed. Additionally, the subthreshold slope is reduced to 34 mV/decade, representing a 93.74% improvement compared to the C-FinFET. Furthermore, the GaN-TF-FinFET demonstrates the lowest DIBL and the highest electron mobility. Parameters such as stray capacitance, f T, f MAX, GFP, TFP, and GTFP are superior in GaN-TF-FinFET, highlighting its high-frequency performance. Our findings demonstrate significant improvements in device efficiency and signal integrity, positioning GaN-TF-FinFET as a promising device for next-generation high-frequency applications

    Optimizing Gallium Nitride (GaN) Based SOI-TF-FinFETs for Enhanced Linearity and Low Distortion in High-Frequency Applications

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    161-166Gallium Nitride (GaN) based Fin Field-Effect Transistors (FinFETs) represent a breakthrough in semiconductor technology, especially for applications requiring high power, high frequency, and high efficiency. GaN is a wide bandgap semiconductor material known for its excellent electrical properties, including high electron mobility, breakdown voltage, and thermal stability. These characteristics make GaN an ideal candidate for next-generation electronic devices, particularly in RF and microwave communication, power amplification, and high-speed digital circuits. This paper investigates the GaNSOI truncated FinFET (GaN-SOI-TF-FinFET) designed for high-performance linearity and low distortion, focusing on key metrics such as second-order and third-order transconductances (gm2 and gm3) values, third-order intercept points (IIP3), second and third harmonic distortions (HD2 and HD3), third-order intermodulation distortion (IMD3), and the 1-dB compression point (P1dB). By leveraging the high electron mobility and wide bandgap of GaN, we have optimized the fin dimensions and gate structures to enhance device performance. Our results indicate that the GaN-SOI-TF-FinFET shows significant improvements compared to conventional Silicon FinFETs. The gm2, gm3, HD2, HD3, and IMD3 values are reduced by 42.86%, 62.50%, 112.50%, 56.12%, and 56.25% respectively, while IIP3 and P1dB values are increased by 300% and 100% respectively. These parameter improvements indicate better power handling capacity and robustness of the proposed device, highlighting the potential of GaN-SOI-TF-FinFET for advanced RF and communication applications requiring high linearity and low distortion

    Design issues for optimum solar cell configuration

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