Removal and Replacement Preliminaries
Other grounding equipment recommended for use in preventing electrostatic damage includes:
■Antistatic tape
■Antistatic smocks, aprons, and sleeve protectors
■Conductive bins and other assembly or soldering aids
■Nonconductive foam
■Conductive tabletop workstations with ground cords of one megohm resistance
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■Field service kits
■Static awareness labels
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■Nonconductive plastic bags, tubes, or boxes
■Metal tote boxes
■Electrostatic voltage levels and protective materials
Table
Table
Typical Electrostatic Voltage Levels
Relative Humidity
Event | 10% | 40% | 55% |
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Walking across carpet | 35,000 V | 15,000 V | 7,500 V |
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Walking across vinyl floor | 12,000 V | 5,000 V | 3,000 V |
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Motions of bench worker | 6,000 V | 800 V | 400 V |
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Removing DIPS from plastic tube | 2,000 V | 700 V | 400 V |
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Removing DIPS from vinyl tray | 11,500 V | 4,000 V | 2,000 V |
✎ A product can be degraded by as little as 700 V.
Maintenance and Service Guide |