Hello Tom, Thanks for the suggestion. I would make progress with suggestion given by you. And try modeling it by using Series switch. Thanking you Shrikant GK Tom Dagostino wrote: > Sounds like you need to spend a little time reading the IBIS cook book. > There is a lot of information in it that will guide you to better > understanding of IBIS and its capabilities. > > A relay consists of two major elements, the coil that provides the force to > close the relay and a set of contacts that make the controlled circuit. The > coil can be modeled with a Rpower model type. The inductance of the coil is > the L of the package, the resistance of the coil is the R and you can add > another pin and parallel a clamp diode if needed. The diode clamp would be > a terminator model with a powerclamp and just put a short between this dummy > pin and the relay's coil model. > > The relay contacts would be modeled as a series switch model. Series > Switches are normally FET switches but if the series resistance is modeled > small enough it will look like a mechanical switch. > > Diodes can be added to nets with terminator models if the diodes are > connected to a power or ground node. The diode will just be a power or > groundclamp in the model. > > Sockets and connectors are just connectors. Depending on your target > simulator there are several different means of modeling them. The model > type you choose will also be dependent on the bandwidth required in your > application and if you need to model coupling in the connector or socket. > > Depending on the resources available to you either SPICE or measurements > will get you most of the data for the models along with the information > contained in the datasheets for the parts. For the connectors/sockets you > might want to add a 3D field solver to your tool kit. > > Good luck > > Tom Dagostino > Teraspeed(R) Labs > 13610 SW Harness Lane > Beaverton, OR 97008 > 503-430-1065 > 503-430-1285 FAX > tom@teraspeed.com > www.teraspeed.com > > Teraspeed Consulting Group LLC > 121 North River Drive > Narragansett, RI 02882 > 401-284-1827 > > > -----Original Message----- > From: owner-ibis@server.eda.org [mailto:owner-ibis@server.eda.org] On Behalf > Of Shrikant G Kadadevar > Sent: Tuesday, January 22, 2008 9:32 PM > To: ibis user; ibis user > Subject: [IBIS] How to generate IBIS models for Relay: > > Hello Sir, > > 1. I was asked about IBIS model generation for Relays, Diodes, Sockets > and Connectors. > > 2. Please can you help me about how IBIS models can be generated for > above components. > Does current IBIS standard supports all the above components. How can > Relay characteristics be described in > current IBIS models. Also if possible please send an example file. > > 3. I also read about ICM (IBIS InterConnect Models) models. What are > these models. Will the Relay and Socket are considered as connectors. > > Please do help me in this regard. > > Thanking you > Shrikant GK > > > -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean. -------------------------------------------------------------------- |For help or to subscribe/unsubscribe, e-mail majordomo@eda-stds.org |with the appropriate command message(s) in the body: | | help | subscribe ibis <optional e-mail address, if different> | subscribe ibis-users <optional e-mail address, if different> | unsubscribe ibis <optional e-mail address, if different> | unsubscribe ibis-users <optional e-mail address, if different> | |or e-mail a request to ibis-request@eda-stds.org. | |IBIS reflector archives exist under: | | http://www.eda-stds.org/pub/ibis/email_archive/ Recent | http://www.eda-stds.org/pub/ibis/users_archive/ Recent | http://www.eda-stds.org/pub/ibis/email/ E-mail since 1993Received on Fri Jan 25 03:13:27 2008
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