Metal can package question...

[Christian Hofmann]

On Sat, 4 Dec 1999 17:45:53 EST
RevTor at aol.com wrote:

> hello all,
> (Try Paia for stomp box cases...  www.paia.com) 
> 
>     Okay, I am resuming finishing my ASM  project and I think I remember not 
> being 
> too sure about the pinout of the 3140's MAT 02's and 2n45856's in my 
> oscilators.  My question is regarding the orientation of the pins with 
> relation to the metal tab on the can package.  Do they read (with the tab at 
> 12'oclock) form 1-8 in a clockwise driection or from 1 to 8 in a 
> counterclockwise direction?  thanks, I just dont want to blow anything up on 
> the first power up....

Hi Steve,
I wasn't too sure, so I had a look at some data sheets last night.

Metal can packages have the tab at the _last_ pin (highest pin number). 
Counting is counterclockwise (when seen from top), just like with DIL
packages.

HTH
Christian