IEC TR 61340-5-2:2018

IEC TR 61340-5-2 ®
Edition 2.0 2018-03
REDLINE VERSION
TECHNICAL
REPORT
colour
inside
Electrostatics –
Part 5-2: Protection of electronic devices from electrostatic phenomena –
User guide
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IEC TR 61340-5-2 ®
Edition 2.0 2018-03
REDLINE VERSION
TECHNICAL
REPORT
colour
inside
Electrostatics –
Part 5-2: Protection of electronic devices from electrostatic phenomena –

User guide
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 17.220.99; 29.020 ISBN 978-2-8322-5547-6

– 2 – IEC TR 61340-5-2:2018 RLV  IEC 2018
CONTENTS
FOREWORD . 5
INTRODUCTION . 2
1 Scope . 9
2 Normative references . 9
3 Terms, definitions and abbreviated terms . 9
3.1 Terms and definitions . 10
3.2 Abbreviated terms . 10
4 Personnel safety . 10
5 Developing an ESD control program plan . 11
5.1 General . 11
5.1.1 ESD control program requirements . 11
5.1.2 Assignment of an ESD coordinator . 11
5.1.3 Tailoring . 11
5.2 ESD control program administrative requirements . 11
5.2.1 ESD control program plan . 11
5.2.2 Development of a Training plan . 14
Personnel training .
5.2.3 Product qualification . 16
5.2.4 Compliance verification plan . 17
5.3 ESD control program technical requirements . 23
5.3.1 Grounding/equipotential bonding systems . 21
5.3.2 Personnel grounding . 28
5.3.3 ESD protected areas (EPA) . 31
5.3.4 Packaging electronic products for shipment and storage . 69
5.3.5 Marking . 74
6 Automated handling equipment (AHE) . 77
7 ESD control gloves and finger cots . 77
7.1 Introductory remarks . 77
7.2 Types. 78
7.3 Testing and qualification . 79
7.3.1 Properties to test . 79
7.3.2 Resistance measurements . 79
7.3.3 Charge decay time measurements . 81
7.3.4 Product charging test . 81
8 Handtools . 83
8.1 Introductory remarks . 83
8.2 Testing and qualification . 83
8.2.1 Qualification criteria . 83
8.2.2 Resistance measurement . 83
8.2.3 Charge decay . 86
Annex A (informative) Example ESD control document program plan based on
IEC 61340-5-1 . 89
A.1 Introductory remark s (Not part of the example) . 89
A.2 Purpose . 89
A.3 Range . 89

A.4 Responsibilities . 89
A.5 References . 89
A.6 Definitions. 89
A.7 ESD control program plan . 89
A.8 Training plan . 90
A.8.1 Initial training . 90
A.8.2 Refresher training . 90
A.9 Product qualification . 91
A.10 Compliance verification plan . 91
A.11 ESD protected area requirements . 92
A.11.1 General requirements . 92
A.11.2 Grounding plan . 92
A.11.3 Personnel grounding plan . 92
A.12 Tailoring statement . 92
A.13 Work surfaces . 93
A.14 Packaging . 93
A.15 Marking . 93
A.16 Audit Compliance verification procedures. 94
A.16.1 Testing of wrist strap connection point . 94
A.16.2 Checking for static generators . 94
A.16.3 Checking isolated conductors . 94
Annex B (informative) ESD control element considerations . 95
B.1 General remarks . 95
B.2 ESD control floors footwear and flooring . 95
B.2.1 General . 95
B.2.2 Ionizers . 98
B.2.3 Constant monitors . 98
Bibliography . 100

Figure – Example audit report showing current status of ESD program .
Figure – Example audit report showing target for manufacturing line .
Figure – Example audit report showing audit trend report .
Figure – Country-specific electrical power systems .
Figure 1 – Example assessment report showing trend report . 22
Figure 2 – Example of individually grounded benches – Recommended . 26
Figure 3 – Example of a series ground connection of benches – Not recommended . 27
Figure 4 – Relationship between body voltage and resistance to ground . 29
Figure 5 – Voltage reading on person walking across grounded conductive floor whilst
wearing two heelstraps . 30
Figure 6 – Ionization by alpha radiation . 51
Figure 7 – Corona ionization – Positive . 52
Figure 8 – Corona ionization – Negative . 52
Figure 9 – ESD sensitive part or assembly . 75
Figure 10 – Example of a warning label for ESDS . 75
Figure 11 – Example of a packaging label . 76
Figure 12 – ESD control material marking . 76
Figure 13 – Glove or finger cot resistance testing (as worn) . 80

– 4 – IEC TR 61340-5-2:2018 RLV  IEC 2018
Figure 14 – Testing glove or finger cot resistance via a wrist strap system . 81
Figure 15 – Product charging tests .
...