Two-Stage Interband Cascade Infrared Photodetector Based on InAs/GaSb Type-II Superlattice for High Speed Mid-Wave Infrared Applications

Yaojiang Chen,Xuliang Chai,Zhiyang Xie,Zhuo Deng,Ningtao Zhang,Yi Zhou,Zhicheng Xu,Jianxin Chen,Baile Chen

2019 ASIA COMMUNICATIONS AND PHOTONICS CONFERENCE (ACP)（2019）

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Abstract

We report a two-stage interband cascade infrared photodetector Based on InAs/GaSb type-II superlattice. The measurement shows a 50% cutoff wavelength of 5.3 μm, and 3dB bandwidth of 2.4 GHz at room temperature.

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Key words

stage interband cascade infrared photodetector,high speed mid-wave infrared applications,two-stage interband cascade,frequency 2.4 GHz,noise figure 3.0 dB,temperature 293.0 K to 298.0 K,wavelength 5.3 mum,InAs-GaSb

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