PCMCIA cards are no different than other PWBs with the exception that they are thinner. Thus, your experience with PWAs apply. Reliability will depend on the components you put on the cards. Stay away from TSOPs with Alloy 42 lead frames--field failures have been reported for SIMMs and DIMMs in computer environments! Werner Engelmaier Engelmaier Associates, Inc. Electronic Packaging, Interconnection and Reliability Consulting 23 Gunther Street Mendham, NJ 07945 USA Phone & Fax: 201-543-2747 E-Mail: [log in to unmask] *************************************************************************** * TechNet mail list is provided as a service by IPC using SmartList v3.05 * *************************************************************************** * To unsubscribe from this list at any time, send a message to: * * [log in to unmask] with <subject: unsubscribe> and no text. * ***************************************************************************