Return-Path: Received: (qmail 7948 invoked from network); 10 Feb 2000 12:44:33 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by grants.core.plus.net.uk with SMTP; 10 Feb 2000 12:44:33 -0000 Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit Received: from majordom by post.thorcom.com with local (Exim 3.02 #1) id 12IsoY-0007Bm-00 for rsgb_lf_group-outgoing@blacksheep.org; Thu, 10 Feb 2000 12:35:18 +0000 Received: from anchor-post-33.mail.demon.net ([194.217.242.91]) by post.thorcom.com with esmtp (Exim 3.02 #1) id 12IsoV-0007Bg-00 for rsgb_lf_group@blacksheep.org; Thu, 10 Feb 2000 12:35:15 +0000 X-Priority: 3 X-MSMail-Priority: Normal Received: from telemetry.demon.co.uk ([194.222.19.114]) by anchor-post-33.mail.demon.net with smtp (Exim 2.12 #1) id 12IsoI-00094b-0X for rsgb_lf_group@blacksheep.org; Thu, 10 Feb 2000 12:35:03 +0000 Message-ID: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Date: Thu, 10 Feb 2000 11:12:12 +0000 To: "RSGB LF Group" From: "Tom Boucher" Subject: LF: Power MOSFETs MIME-Version: 1.0 X-Mailer: Turnpike Version 3.03a Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: A short while ago David G0MRF posted a note recommending a power MOSFET called an STW34NB20 as a replacement for the IRFP450. Note that this appears to be incorrectly specified in the RS catalog. Its VDS max. is 200 volts not 500 volts as shown! (Graham, that's not the reason for your exploding Tx is it?) 73, Tom G3OLB