[Amps] DIODE PIV Confusion

Dr. David Kirkby david.kirkby at onetel.net
Wed Jun 29 11:11:36 PDT 2011


On 06/29/11 07:03 PM, Ron Youvan wrote:
> Jim Forsyth wrote:
>
>> How would you measure the PIV?
>
>    You can measure the breakdown Voltage with a scope, ac power supply and a resistor.
> The "PIV RATING" is a breakdown Voltage that their products shall not fall below.
> 40 years ago I measured many 1N4001's (50 Volt at 1 Amp.) and most broke down around 155 Volts.

Sounds like a cheap source of 155 V "zener" diodes - or to be more precise 
"avalanche" diodes!

(Only joking, I'd rather use a diode designed as a voltage regulator)

G8WRB
-- 
A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?
A: Top-posting.
Q: What is the most annoying thing in e-mail?


More information about the Amps mailing list