[Amps] Chinese 15KV 2A rectifier modules?

Jim Barber audioguy at q.com
Wed Nov 6 21:09:46 EST 2013

Good idea, thanks.
I have a variable DC supply and a handful of low-value, high-wattage 
resistors that should do the trick.


On 11/6/2013 6:02 PM, Dr. David Kirkby wrote:
> You could do a reasonable job of seeing how they handle the current
> using a low voltage DC supply, since they are only going to get hot
> when conducting, and you can force them to conduct without having a
> high voltage supply, it should be easy to see how they handle 2A.
> Of course, in normal use the current waveform would not be constant,
> but if they are rated for 2A forward current, testing them is probably
> the best way.
> Dave
> On 7 November 2013 00:37, Jim Barber <audioguy at q.com> wrote:
>> Has anyone had any experience (good or bad) using the Chinese 15KV, 2A
>> rectifier modules that were selling on eBay a while back? The part number
>> printed on the side is PRHVP2A-20 .
>> I bought a handful a year or so ago when I was building my hi-pot tester.
>> They seem to handle high voltages without issue, (my hi-pot works fine past
>> 10KV) but seem awfully small for the 2A current rating.
>> The reason I ask is because I've been contemplating building yet another
>> 6A10 rectifier board for a single 8877 I'm working on. The modules would be
>> easier/smaller, but since the encapsulated part is only (roughly) 1.5" x
>> .5", I'm thinking the ratings may be too good to be true.
>> Thanks,
>> Jim N7CXI
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