[AMPS] Diodes

[Peter_Chadwick@mitel.com (Peter Chadwick)]

Rich says:

>Without equalization,  the 250v reverse surge happily divides unequally. 
>Approx. 101v is dropped acrosss the 101v diode and approx. 149v is 
>dropped across the 190v diode.  

Not if the diode capacities are equal. Two equal diode capacities will
attempt to split the voltage equally. The  probability is that they aren't
equal, though. Frequency has nothing to do with it, since voltage division
across series capacitors is in the ratio of the capacities - even at DC.

73

Peter G3RZP


--
FAQ on WWW:               http://www.contesting.com/ampsfaq.html
Submissions:              amps@contesting.com
Administrative requests:  amps-REQUEST@contesting.com
Problems:                 owner-amps@contesting.com
Search:                   http://www.contesting.com/km9p/search.htm