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1 vote
0 answers
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1000V MELF Diode Intermittent Failure. Diode shows degrading reverse voltage characteristics

Hello to the electronics community in this forum. I am currently facing a MELF diode intermittent failures. These diodes failed when the final assembly (potted) is tested in a functional test after ...
3 votes
3 answers
34k views

Diode circuit analysis using ideal diodes exam problem

I've been reviewing some past exam and stumbled across this question So I need to find the current I through the middle diode and the voltage across the bottom left 10KΩ resistor. To try solve this ...
1 vote
0 answers
475 views

how to treat a diode in a transient analysis

Hi, this fig is a model of a circuit, where the cap is representing the gate-to-source capacitance of a hi-side FET in a bridge circuit driving a coil. VD is the intrinsic diode in the FET from Source-...
1 vote
1 answer
1k views

Diode small signal model and exponential model comparison

I'm working my way through the chapter on diodes in Sedra and Smith Fifth Edition Exercise 3.15 asks: Consider a diode with \$n=2\$ biased at \$1ma\$. Find the change in current as a result of ...
8 votes
2 answers
6k views

How to analyze this diode circuit?

I am trying to analyze this simple diode circuit by hand, but I can't seem to get too far. simulate this circuit – Schematic created using CircuitLab Using circuit lab, it is evident that ...
3 votes
1 answer
265 views

equivalent load resistance

I have the following circuit I am having some trouble determining the relationships between Iac, Io and Iacpk. I'm not quite seeing how the final equation for Iac was determined, specifically ...