Researching | Accuracy estimation of microwave performance for InP HBTs based on Monte-Carlo analysis

Journal of Infrared and Millimeter Waves, Volume. 41, Issue 2, 430(2022)

Accuracy estimation of microwave performance for InP HBTs based on Monte-Carlo analysis

Ke-Jing CAO, Ao ZHANG, and Jian-Jun GAO^*

Author Affiliations

School of Physics and Electronic Sciences，East China Normal University，Shanghai 200241，China

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Figures&Tables (8)

References (17)

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Figures & Tables(8)

Fig. 1. The intrinsic part of π-topology small-signal equivalent circuit model of HBT devices

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Fig. 2. Estimated relative uncertainty of intrinsic parameters C_π versus frequency

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Fig. 3. Magnitude accuracy of S-parameters（45MHz∼40GHz）

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Fig. 4. Positive and negative deviation rates of S-parameters（45 MHz∼40 GHz）

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Fig. 5. H₂₁ versus frequency and accuracy range of current gain cutoff frequency

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Fig. 6. U andMSG/MAG versus frequency with uncertainty

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Table 1. Values and minimum uncertainties of intrinsic parameters

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Table 1. Values and minimum uncertainties of intrinsic parameters

Parameter	$I_{b} = 40 μ A$		$I_{b} = 60 μ A$		$I_{b} = 80 μ A$
Parameter	Value	$σ_{m i n}$ （%）	Value	$σ_{m i n}$ （%）	Value	$σ_{m i n}$ （%）
$C_{μ}$ /fF	7.600	9.157	7.550	7.868	7.500	8.047
$C_{π}$ /pF	0.175	8.924	0.202	9.161	0.248	9.620
$R_{π}$ /Ω	730.0	22.97	506.0	15.28	375.0	14.49
$g_{m 0}$ /S	0.065	8.900	0.102	8.720	0.141	8.643
$τ_{π}$ /ps	0.050	121.4	0.100	107.8	0.12	101.9

Table 2. Values and accuracy range of f_T and f_MAX at three bias points

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Table 2. Values and accuracy range of f_T and f_MAX at three bias points

Bias	$I_{b} = 40 μ A$		$I_{b} = 60 μ A$		$I_{b} = 80 μ A$
	Value	Accuracy	Value	Accuracy	Value	Accuracy
$f_{T}$	60	（45，71）	68	（53，88）	87	（66，100）
$f_{M A X}$ （U）	31	（23，40）	43	（30，52）	50	（36，70）
$f_{M A X}$ （MSG/MAG）	32	（31，40）	46	（40，52）	53	（45，63）

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Ke-Jing CAO, Ao ZHANG, Jian-Jun GAO. Accuracy estimation of microwave performance for InP HBTs based on Monte-Carlo analysis[J]. Journal of Infrared and Millimeter Waves, 2022, 41(2): 430

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Paper Information

Category: Research Articles

Received: Aug. 9, 2021

Accepted: --

Published Online: Jul. 8, 2022

The Author Email: Jian-Jun GAO (jjgao@ee.ecnu.edu.cn)

DOI:10.11972/j.issn.1001-9014.2022.02.008

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology