The image below is a “stud diode” that had failed shorted.


The diode was chemically decapsulated and the device die was examined in the SEM. A breakdown site was found near one corner of the die.


Below is a higher magnification image of the breakdown site…


… which shows a striking resemblance to the “Face on Mars”.


Conclusion – the short was caused by an alien intelligence far greater than ours.

Check out SEM Lab, Inc.  to learn more.

2 thoughts on “Diode Short

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