Chapter 9

General product design

Chapter Outline

9.1 Safety

The hazards of electricity

9.1.1 Safety classes

9.1.2 Insulation types

Basic insulation

Double insulation

Reinforced insulation

9.1.3 Design considerations for safety protection

9.1.4 Fire hazard

9.2 Design for production

9.2.1 Checklist

Sourcing

Production

Testing and calibration

Installation

9.2.2 The dangers of ESD

Generation of ESD

Static protection

9.3 Testability

9.3.1 In-circuit testing

9.3.2 Functional testing

ATE

9.3.3 Boundary scan and JTAG

History

Description of the boundary-scan method

Devices

Deciding whether or not to use boundary scan

9.3.4 Design techniques

Bed-of-nails probing

Test connections

Circuit design

9.4 Reliability

9.4.1 Definitions

Mean time between failures ...

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