Li Liu, Caiyan Li, Qilian Zhang, Xiaowei Sun, Hao Sun. Design and Analysis of a Heterojunction AlGaAs/GaAs PIN Diode Structure[J]. Laser & Optoelectronics Progress, 2020, 57(23): 231604
- Laser & Optoelectronics Progress
- Vol. 57, Issue 23, 231604 (2020)
Fig. 1. PIN diode structure and its equivalent circuit. (a) PIN diode structure; (b) forward bias equivalent circuit; (c) reverse bias equivalent circuit
Fig. 2. Structure of heterojunction PIN diode
Fig. 3. S parameters of heterojunction and homojunction
Fig. 4. Insertion loss of different x in AlxGa1-xAs
Fig. 5. I-V characteristics of PIN diode with different I-layer thicknesses obtained by TCAD simulation. (a) Forward bias; (b) reverse bias
Fig. 6. Insertion loss at different I-layer thicknesses obtained by TCAD simulation
Fig. 7. I-V performance of PIN diode
Fig. 8. Tested S parameters of PIN diode
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Table 1. Material parameters of epitaxial structure
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Table 2. Comparison of I-V characteristic obtained by test and simulation
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