Electrostatic discharge failure mechanism for cordless phone charge contacts

01 August 2000

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A comparison of the SEM EDX spectra for the metal charge contacts from the field-returned cordless phones and for the laboratory samples of fixed gap discharge (FGD) tests reveals similar chemical elements, suggesting that electrostatic discharge (ESD) is the possible source for cordless phone field failure. (C) 2000 Elsevier Science B.V. All rights reserved.