We use the DF04 family - its the size of a 6-legged opto-isolator but=20
with the middle pins missing.  In other words, the pin footprint is=20
0.2" by 0.3".

Readily available from everywhere.

dwayne


At 10:31 PM 11/30/2012, Martin McCormick wrote:
>I was about to order some parts from Mouser and wanted to order
>some low-power bridge rectifier blocks. What I picture in
>mind is something about the size of an 8-pin IC with pins coming
>down from each corner in a through-hole design.
>
>         The diodes should be electrically similar to 2N4001's or
>even the Motorola HEP170 which is rated for about an amp forward
>and has a very good PIV of around 1000 volts.
>
>As a tinkerer who happens to be blind, I got lost in the jungle
>of specification lists when I was on the Mouser web page and
>wasn't sure of what part number to order.
>
>         I have several good bridges on hand, but the smallest
>one is about 20 millimeters long which would be the largest
>component on the perf board which is kind of silly as it will be
>rectify ing around 20 volts at 10 or 15 milliamps.
>
>         I certainly can stick 4 diodes in that spot, but then I
>have to check each one and face them in the right direction to
>make the bridge and I am lazy. It makes it easier to come back
>to it later and know what I was doing at the time.
>
>         Thanks for any recommendations.
>
>         By the way, I have used HEP170's to replace the two
>halves of a 5Y3 rectifier tube and they did not break down with
>around 600 volts across the outside of the center-tapped
>transformer. I strongly advise against using the Braille method
>of testing on circuits like that. I don't even want to think
>about what that would feel like, but those diodes held for
>years.
>
>Martin McCormick


--=20
Dwayne Reid   <dwayner@planet.eon.net>
Trinity Electronics Systems Ltd    Edmonton, AB, CANADA
(780) 489-3199 voice          (780) 487-6397 fax
www.trinity-electronics.com
Custom Electronics Design and Manufacturing

--=20
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