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GB/T 44181-2024Space environment—Method of single event upset rates prediction of semiconductor devices for space applications (English PDF)

空间环境 宇航用半导体器件在轨单粒子翻转率预计方法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

July 24, 2024

Implementation date

July 24, 2024

Scope

GB/T 44181-2024 is the English-translated version of 空间环境 宇航用半导体器件在轨单粒子翻转率预计方法.

GB/T 44181-2024 is the Chinese national standard covering space environment, Method of single event upset rates prediction of semiconductor devices for space applications. Issued on 24 July 2024, it has been in force since 24 July 2024.

Document preview — GB/T 44181-2024

National Standard of the People's Republic of China

ICS
49.020
Classification
V 06

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Contents

  • PrefaceIII
  • 1 Scope1
  • 2 Normative references1
  • 3 Terms and Definitions1
  • 4 Abbreviations2
  • 5 Principle2
  • 6 Process3
  • 7 Calculation of LET spectrum of charged particles in space and proton energy spectrum5
  • 7.1 Overview5
  • 7.2 Determination of space orbit parameters and shielding thickness5
  • 7.3 Calculation of energy spectrum of charged particles in space5
  • 7.4 LET spectrum calculation6
  • 8 Irradiation test data processing and analysis6
  • 8.1 Overview6
  • 8.2 Preparation of input data6
  • 8.3 Obtaining Sensitive Parameters of Heavy Ion Single Particle Events6
  • 8.4 Obtaining Sensitive Parameters of Proton Single Event Upset7
  • 9 Single Event Upset Rate Estimation7
  • 9.1 Estimation of Direct Ionization Single Event Upset Rate7
  • 9.2 Prediction of the single-event upset rate of proton nuclear reactions on orbit9
  • 10 Prediction of other types of single particle event rates on orbit9
  • 11 Report9

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting is required.

Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.

This document was proposed by the Chinese Academy of Sciences.

This document is under the jurisdiction of the National Technical Committee on Aerospace Technology and Its Applications Standardization (SAC/TC 425).

This document was drafted by: China Academy of Space Technology, National University of Defense Technology, Harbin Institute of Technology, Beijing Institute of Microelectronics Technology Institute, National Space Science Center, Chinese Academy of Sciences.

The main drafters of this document are: Sun Yi, Zhang Hongwei, Mei Bo, Mo Rigen, Yu Qingkui, Wei Zhichao, Cao Shuang, Tang Min, Zhu Hengjing, Huang Jinying, Liang Bin, Li Changhong, Han Jianwei, Wang Tianqi, Ma Yingqi, and Zheng Hongchao.

Space Environment Semiconductor Devices for Spaceflight in Orbit Single Event Upset Rate Prediction Method

1 Scope

This document describes the method for conducting on-orbit single event upset rate estimation of semiconductor devices for space flight (hereinafter referred to as “devices”), including the original The main functions of the project are as follows. theory, process, calculation of LET spectrum of space charged particles and proton energy spectrum, processing and analysis of irradiation test data and prediction of single particle upset rate.

This document is applicable to the prediction of single event upset rate of devices caused by protons and heavy ions in the natural radiation environment of space.

This document is not applicable to the prediction of single-particle upset rates caused by high-energy electrons.

2 Normative references

GB/T 32452

GB/T 41206-2021

GB/T 44001

3 Terms and definitions

The terms and definitions defined in GB/T 32452 and the following apply to this document.

3.1 Linear Energy Transfer; LET

The energy deposited by a charged particle per unit length along its track.

Note. The commonly used unit is mega-electron volt square centimeter per milligram (MeV-cm2/mg).

3.2 threshold LET

The minimum LET value required for a device to experience a single event event.

3.3 SEU cross section

The number of single event upsets occurring per unit particle fluence.

Note. sigma = single-event upset number/(injection x costheta), where sigma is the single-event upset cross section, usually expressed in square centimeters per device (cm2/device), or square cm2/bit. theta is the angle between the ion incident direction and the surface normal of the device under test.

3.4 Saturation cross section

The single-event upset cross section at which the cross section no longer increases with increasing LET value of the incident particle.

3.5

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 17 pages — is available in the English PDF.

Referenced standards

Editions of GB/T 44181

EditionTitleRevisionStatus
GB/T 44181-2024Space environment - Method of single event upset rates prediction of semiconductor devices for space applicationscurrent editionCurrent

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