What is EVI?

What is Visual inspection? Visual inspection is a key tool in verifying that quality meets your standard. To distinguish the external inspection of the package, pins/terminals, and marking from the internal inspection of the die, bond wires, and lead frame, we refer specifically external visual inspection (EVI). The objective is to identify substandard, and even counterfeit, electronic […]

Testing Outside the Box

When detecting counterfeit MOSFET and other active discrete devices, the first concern is lower power devices being substituted for higher power requirements. The next concern is inferior copies and defective product that are pushed into the supply chain. Over the last few weeks we certainly caught a lot of them. And that was with our […]