Hi Allan, Thanks for your reply. It doesn't appear to be an SC-70 because at 4mm wide my device is larger ... and it has 3 legs out one side, with a tab out the other. Regards, Roger From: "Alan B. Pearce" Subject: Re: [EE] SMD mosfet ID > >The device package is similar to a SOT-223 but it's body >>is only 4mm wide by 2mm ... 3 legs out one side and a >>tab out the other (which is connected across the bottom >>to the centre leg). > > Sounds like an SC-70 package variation. Sorry cannot help with device ID. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist