High vacuum wafer level packaging for uncooled infrared sensor

Mikel Azpeitia Urquia, Giorgio Allegato, Stefano Paleari, Francesco Tripodi, Laura Oggioni, Matteo Garavaglia, Yael Nemirovsky, Tanya Blank

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

High vacuum packaging is a key factor for MEMS based uncooled infrared sensors in order to enhance sensitivity and optimize device performances. In this paper a high vacuum, low cost and reliable wafer-level package (WLP) architecture for a MOS based infrared sensor is presented, based on a double wafer bonding process and a getter layer integration. Vacuum level of the WLP was electrically characterized with positive results, confirming vacuum level value lower than 10μ bar.

Original languageEnglish
Title of host publication2020 Symposium on Design, Test, Integration and Packaging of MEMS and MOEMS, DTIP 2020
ISBN (Electronic)9781728189017
DOIs
StatePublished - Jun 2020
Event2020 Symposium on Design, Test, Integration and Packaging of MEMS and MOEMS, DTIP 2020 - Lyon, France
Duration: 15 Jun 202026 Jun 2020

Publication series

Name2020 Symposium on Design, Test, Integration and Packaging of MEMS and MOEMS, DTIP 2020

Conference

Conference2020 Symposium on Design, Test, Integration and Packaging of MEMS and MOEMS, DTIP 2020
Country/TerritoryFrance
CityLyon
Period15/06/2026/06/20

Keywords

  • Electrical Measurement
  • Getter
  • High Vacuum
  • Infrared Sensor
  • MEMS
  • Process Control
  • Wafer level Packaging

ASJC Scopus subject areas

  • Electrical and Electronic Engineering
  • Industrial and Manufacturing Engineering
  • Mechanical Engineering
  • Safety, Risk, Reliability and Quality
  • Electronic, Optical and Magnetic Materials
  • Instrumentation

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