Integrated Cryo-CMOS Temperature Sensors for Quantum Control ICs

P. A. Lt Hart, T. Huizinga, M. Babaie, A. Vladimirescu, F. Sebastiano

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

6 Citations (Scopus)
121 Downloads (Pure)

Abstract

This work presents an experimental study of different components (resistors, diodes, transistors) in a standard 40-nm bulk CMOS process for their suitability as integrated cryogenic temperature sensors down to a temperature of 4.2K. It was found that most devices can be employed as sensors down to temperatures of approximately 50K, below which non-ideal effects such as non-linear behaviour and decreased sensitivity start to dominate. The Dynamic-Threshold MOS (DTMOS) was found to be a very promising candidate for its linearity, low forward-voltage-drop and sensitivity down to 8K. Moreover, as previous research indicated that cryogenic self-heating raises the local chip temperature to tens of Kelvins already at moderate power levels, the aforementioned sensing limitations at very low temperatures are expected to be of less importance in realistic applications. The results presented in this work contribute to the further integration of classical cryo-CMOS control electronics and qubits, towards a fully scalable quantum computer.

Original languageEnglish
Title of host publicationIEEE 15th Workshop on Low Temperature Electronics, WOLTE 2022 - Conference Proceedings
PublisherIEEE
Number of pages4
ISBN (Electronic)978-1-6654-8062-8
DOIs
Publication statusPublished - 2022
Event15th IEEE Workshop on Low Temperature Electronics, WOLTE 2022 - Matera, Italy
Duration: 6 Jun 20229 Jun 2022

Publication series

NameIEEE 15th Workshop on Low Temperature Electronics, WOLTE 2022 - Conference Proceedings

Conference

Conference15th IEEE Workshop on Low Temperature Electronics, WOLTE 2022
Country/TerritoryItaly
CityMatera
Period6/06/229/06/22

Bibliographical note

Green Open Access added to TU Delft Institutional Repository 'You share, we take care!' - Taverne project https://www.openaccess.nl/en/you-share-we-take-care
Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

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