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GB/T 37977.32-2019 English PDF

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GB/T 37977.32-2019: Electrostatics -- Part 3-2: Methods for simulation of electrostatic effects -- Machine model (MM) electrostatic discharge test waveform
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GB/T 37977.32-2019English184 Add to Cart 3 days [Need to translate] Electrostatics -- Part 3-2: Methods for simulation of electrostatic effects -- Machine model (MM) electrostatic discharge test waveform Valid GB/T 37977.32-2019

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Basic data

Standard ID GB/T 37977.32-2019 (GB/T37977.32-2019)
Description (Translated English) Electrostatics -- Part 3-2: Methods for simulation of electrostatic effects -- Machine model (MM) electrostatic discharge test waveform
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard L06
Classification of International Standard 33.100; 17.220
Word Count Estimation 10,162
Date of Issue 2019-08-30
Date of Implementation 2020-03-01
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 37977.32-2019: Electrostatics -- Part 3-2: Methods for simulation of electrostatic effects -- Machine model (MM) electrostatic discharge test waveform


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Electrostatics - Part 3-2. Methods for simulation of electrostatic effects - Machine model(MM) electrostatic discharge test waveform ICS 33.100; 17.220 L06 National Standards of People's Republic of China Electrostatics - Part 3-2. Simulation of electrostatic effects Method machine model (MM) electrostatic discharge test waveform Electrostatics-Part 3-2. Methodsforsimulationofelectrostaticeffects- (IEC 61340-3-2.2006, IDT) Published on.2019-08-30 2020-03-01 implementation State market supervision and administration China National Standardization Administration issued

Content

Foreword I 1 Scope 1 2 Terms and Definitions 1 3 Equipment 1 3.1 MMESD Current Waveform Generator 1 3.2 Waveform Verification Equipment 1 4 MM current waveform requirements 2 4.1 Summary 2 4.2 Waveform Verification 3 5 UUT ESD Reliability Test 3 5.1 Summary 3 5.2 Tolerance test with electrical port UUT 3 5.3 Tolerance test without electrical port UUT 3 6 Test procedure 5 7 failure criterion 5 8 MMESD sensitivity rating 5 Reference 6 Figure 1 MMESD waveform generator 2 Figure 2 Typical current waveform 4 by short wiring Figure 3 Typical current waveform through a 500Ω resistor 4 Table 1 Waveform Requirements 3

Foreword

GB/T 37977 "Electrostatics" is expected to release the following parts. ---Part 2-3. Test methods for resistance and resistivity of antistatic solid planar materials; --- Part 3-1. Simulation method of electrostatic effect Electromagnetic discharge test waveform of human body model (HBM); ---Part 3-2. Simulation method of electrostatic effect Electrostatic discharge test waveform of machine model (MM); --- Part 5-1. General requirements for electrostatic protection of electronic devices. This part is part 3-2 of GB/T 37977. This section uses the translation method equivalent to IEC 61340-3-2.2006 "Electrostatics Part 3-2. Electrostatic effect simulation method machine Electrostatic discharge test waveform of the model (MM). This section has made the following editorial changes. --- In order to distinguish the two test loads in Figure 1, a dashed box is added to "7" and "8"; --- Corrected the incomplete description in Table 1, adding "±" in the "Charging Voltage" column; --- For ease of understanding and application of this section, Table 1 adds the note "500Ω resistive load is only suitable for discharge of ±400V charging voltage Current waveform verification." Please note that some of the contents of this document may involve patents. The issuing organization of this document is not responsible for identifying these patents. This part was proposed by the Ministry of Industry and Information Technology of the People's Republic of China. This part is under the jurisdiction of the Ministry of Industry and Information Technology (Electronics) of the People's Republic of China. This section drafted by. Ministry of Industry and Information Technology Electronics Industry Standardization Institute, China Electronic Instrument Industry Association anti-static equipment points Conference, Information Industry Anti-static Product Quality Supervision and Inspection Center, Army Shenyang Bureau in Jinzhou District Military Representative Office, Rocket Army Station in Tianjin Region, Aerospace Changfeng Chaoyang Power Co., Ltd., Shenzhen Hengda Yang Static Technology Co., Ltd. The main drafters of this section. Liang Dongdong, Cai Lihua, Sun Yanlin, Song Jingan, Zhang Dayong, Fu Wei, Gao Haiyan, Liu Tiejun, Liu Jianhua, He Jianping, Liu Qingsong, Sun Jianbo. Electrostatics - Part 3-2. Simulation of electrostatic effects Method machine model (MM) electrostatic discharge test waveform

1 Scope

This part of GB/T 37977 specifies the electrostatic discharge (ESD) current waveform used to simulate the machine model (MM) and is used to generate sum The basic requirements for devices that verify these waveforms. This section applies to ESD sensitivity tests used in general test methods, as well as in materials, electronic components, components or products. Or the MMESD current waveform used in the performance evaluation test. The specificity of these MMESD current waveforms in a non-powered semiconductor device The application is specified by IEC 60749-27.

2 Terms and definitions

The following terms and definitions apply to this document. 2.1 Test sample unitundertest; UUT Materials, electronic components, components or products that are subjected to the MMESD test. 2.2 Test sample failure failureofunitundertest The UUT has one or more parameters that fail after the MMESD test. 2.3 ESD withstand voltage electrostaticdischargewithstandvoltage Does not cause the parameter to be out of tolerance, the maximum ESD voltage that can be applied, below which all UUTs can pass.

3 equipment

3.1 MMESD Current Waveform Generator A device that generates a simulated MMESD current waveform. The equivalent circuit and test load of the waveform generator are shown in Figure 1. 3.2 Waveform verification equipment The equipment shall include at least a waveform recording system, a high voltage resistor and a current sensor capable of verifying the MMESD current specified in this section. Waveform. 3.2.1 Waveform Recording System The single-bandwidth of the waveform recording system should be no less than 350MHz. 3.2.2 Test load Verify that the waveform generator functions with the following two test loads. a) Load 1. short wiring;

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