Fault Localization Techniques Quiz

What is the first and most critical step in the failure analysis process?

• Identifying the responsible defect's physical location

• Locating the nearest logic block or circuit net

• Tracing back signals through an integrated circuit

• Measuring voltages using a microprobe

Which technique is used to detect defects that exhibit localized heating?

• Photon Emission Microscopy (PEM)

• Infrared (IR) thermal techniques

• Mechanical Probing

• Fluorescent Microthermal Imaging technique (FMI)

What is the purpose of Liquid Crystal Analysis technique?

• To generate high resolution thermal maps

• To measure voltages using a microprobe

• To locate heat sources associated with electrical failure

• To detect defects using photon emissions

Which technique involves using a nematic liquid crystal to coat the device under test?

• Thermal Method

• Photon-Based Method (PEM)

• Liquid Crystal Analysis

• Mechanical Probing

What does the emission of light from semiconductor devices signify?

• Low power supply current

• No defects present

• Normal device operation

• High current and reverse biased breakdown

Which thermal technique provides a binary response indicating if the hot area is above the crystal's transition temperature?

• Infrared (IR) thermal techniques

• Liquid crystals analysis technique

• Fluorescent Microthermal Imaging technique (FMI)

• Liquid Crystal Analysis

What is the main advantage of using Photoemission Microscopy (PEM) in failure analysis?

• Locating defects that exhibit light emissions

• Generating high resolution thermal maps

• Measuring voltages using a microprobe

• Detecting defects using mechanical probing

Which technique involves amplifying the light emitted by defect sites to locate defects?

• Photon-Based Method (PEM)

• Thermal Method

• Mechanical Probing

• Liquid Crystal Analysis

What is the purpose of using a thin film of liquid crystal in Liquid Crystal Analysis?

• To detect defects using photon emissions

• To coat the device under test

• To measure voltages

• To generate high resolution thermal maps

Which technique involves using a thin metal needle (microprobe) to measure voltages?

• Thermal Method

• Photon-Based Method (PEM)

• Mechanical Probing

• Liquid Crystal Analysis