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
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