>-----Original Message----- >From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] >Sent: 08 February 2006 18:22 >To: Microcontroller discussion list - Public. >Subject: Re: [EE] Transient Suppression - was Re: [ee] 3904 >base resistor > > >> >The guaranteed switching time for the 1N4148 is 4 nS. The >switching time >for a unidirectional TVS >is less than 1 pS; I calculate that to be 4000 times faster. What would be a typical rise time of a saturated bipolar relay driver? Regards Mike ======================================================================= This e-mail is intended for the person it is addressed to only. The information contained in it may be confidential and/or protected by law. If you are not the intended recipient of this message, you must not make any use of this information, or copy or show it to any person. Please contact us immediately to tell us that you have received this e-mail, and return the original to us. Any use, forwarding, printing or copying of this message is strictly prohibited. No part of this message can be considered a request for goods or services. ======================================================================= -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist