Re: Simple transistor NOT gate



Bob Monsen wrote:
Your [transistor] is saturating when on,
and it is probably very slow to come out of saturation.

VCC
|
.-.
| | 10k
| |
'-'
|
.->|---o----- out
1k | |
___ | |/
in --|___|-o----|
|>
|
GND

Man, Monson put a lot of empty space in his art
....and Google added a lot of crap to it when it got a hold of it.
http://groups.google.com/group/sci.electronics.basics/msg/30d98ef099b975e9?dmode=source
Could Bob be using an oddball font / character set?
...or is Google "improving" things again?

This trick is called a 'baker clamp' for some reason.
The diode prevents the transistor from saturating,
thereby increasing the speed at which it can turn off.

Allen Bong wrote:
Your circuit works like magic. I am going to read more
about this 'baker clamp' diode. Was it mentioned in the AoE?

Yup.
http://books.google.com/?q=Art-of-Electronics+Baker-clamp+saturation
"Sorry, this page's content is restricted"
I tried anyway so I wouldn't have to walk to the shelf
and the F1_1(|<1/\/6 page crashed Gecko.
http://validator.w3.org/check?uri=http://books.google.com/books?id=bkOMDgwFA28C&pg=PP1&dq=Art-of-Electronics+baker-clamp&ei=65qnR6WkAYHgiQH5zr3QBA&sig=jQFnkt5lCVmTHOpUcItQnM-lVVw
Failed validation, 579 Errors

Opera opened it, but it's true: there's nothing to see there. 8-(

Dead-tree version: It's listed in the index: clamp, Baker; page 908.
.



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