Breaking News
Comments
Newest First | Oldest First | Threaded View
gayatrikumar_1
User Rank
Rookie
re: Power Tip 38: Simple latch circuit protects power supplies
gayatrikumar_1   8/19/2011 6:34:30 AM
NO RATINGS
SCRs like NXL0840 NXPs can be used in this type of applications to save component count and board space. Ofcourse, your circuit has a benifit of configuring holding current. Good Idea !

GREAT-Terry
User Rank
CEO
re: Power Tip 38: Simple latch circuit protects power supplies
GREAT-Terry   8/16/2011 10:01:37 AM
NO RATINGS
Good idea! It is a simple bandage to circuit that needs special turn-off.

mac_droz
User Rank
Rookie
re: Power Tip 38: Simple latch circuit protects power supplies
mac_droz   8/15/2011 1:43:43 PM
NO RATINGS
I think it is a good idea to have a resistor in series with Zener diodes on 48V side. Once you go above 27V+27V+LED voltage the current rises very quickly and the LED might get cooked. Happened to me.... Anyway good idea.



Flash Poll
EE Life
Frankenstein's Fix, Teardowns, Sideshows, Design Contests, Reader Content & More
Rishabh N. Mahajani, High School Senior and Future Engineer

Future Engineers: Don’t 'Trip Up' on Your College Road Trip
Rishabh N. Mahajani, High School Senior and Future Engineer
2 comments
A future engineer shares his impressions of a recent tour of top schools and offers advice on making the most of the time-honored tradition of the college road trip.

Max Maxfield

Juggling a Cornucopia of Projects
Max Maxfield
7 comments
I feel like I'm juggling a lot of hobby projects at the moment. The problem is that I can't juggle. Actually, that's not strictly true -- I can juggle ten fine china dinner plates, but ...

Larry Desjardin

Engineers Should Study Finance: 5 Reasons Why
Larry Desjardin
37 comments
I'm a big proponent of engineers learning financial basics. Why? Because engineers are making decisions all the time, in multiple ways. Having a good financial understanding guides these ...

Karen Field

July Cartoon Caption Contest: Let's Talk Some Trash
Karen Field
139 comments
Steve Jobs allegedly got his start by dumpster diving with the Computer Club at Homestead High in the early 1970s.

Top Comments of the Week
Like Us on Facebook
EE Times on Twitter
EE Times Twitter Feed

Datasheets.com Parts Search

185 million searchable parts
(please enter a part number or hit search to begin)