Microbolometers vacuum packaging

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Abstract

The article describes the development of the microbolometer packaging technology. Packaging is carried out at high vacuum using a getter, which ensures that the specified vacuum level is maintained inside the package of micromechanical device during the period of storage and operation.

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About the authors

A. Vidritsky

ОАО «ИНТЕГРАЛ» – управляющая компания холдинга «ИНТЕГРАЛ»

Author for correspondence.
Email: AVidritskiy@integral.by

ведущий инженер

Belarus

V. Lanin

Белорусский государственный университет информатики и радиоэлектроники

Email: Vlanin@bsuir.by

д. т. н., профессор

Belarus

References

  1. Скупов А. Вакуумное корпусирование на уровне пластины – геттеры // ЭЛЕКТРОНИКА: Наука, Технология, Бизнес. 2016. № 5. С. 54–59.
  2. Тимошенков С. П., Бойко А. Н, Симонов Б. М. Технологии вакуумной герметизации МЭМС // Изв. вузов. Электроника. 2010. № 1.C. 11–23.
  3. Гуртов В. А., Беляев М. А., Бакшеева А. Г. Микроэлектромеханические системы. Петрозаводск: ПетрГу, 2016. 171 с.

Supplementary files

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1. JATS XML
2. Fig.1. Thermal imager device

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3. Fig.2. Microbolometer housings with an evacuation tube (a) and without it (b)

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4. Fig.3. Transmission spectrum of monocrystalline silicon

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5. Fig.4. Transmission spectrum of single-crystal germanium

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6. Fig.5. Some components for the manufacture of a microbolometer: a – base of the housing; b – preform for sealing made of 80In15Pb5Ag material; c – germanium window

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7. Fig.6. SST International Model 3150 High Vacuum Sealing Oven

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8. Fig.7. Technological equipment for sealing microbolometers in a vacuum: a – equipment for loading germanium glasses; b – equipment for loading housing bases

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9. Fig.8. Temperature profile of sealing

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10. Fig.9. Sealed microbolometer housing: a – view of the window; b – the result of ultrasonic testing of the soldered seam “glass - rim of the base of the case”

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Copyright (c) 2023 Vidritsky A., Lanin V.

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