34 I E E E E l e c t r i f i c ati o n M agaz ine / march 2017 Sample Only Solder Joint Analysis Teardown Inspection Inverter Tritemp Parametric Passive Discharge High-Voltage Open and Short Reverse Polarity Sample Only Noise and Vibration Audit Drive-Cycle EnduranceMission Test Profile Figure 6. The flowchart of a typical automotive validation test plan. ESD: electrostatic discharge, IP: international protection code. Sample Only Post-Thermal Vibration Dewing Inverter Tritemp Parametric Composite Temperature Humidity Cycling Rigid Points on the Body and Frame Shock Powered Temperature Cycling Inverter Tritemp Parametric Parasitic Current Supply Voltage Overvoltage Increase/ Decrease Momentary Drop Reset Ground Offset Supply Offset Open Circuit Short Circuit Noise and Vibration Audit Radiated Emissions Conducted Emissions Conducted Immunity Transient Immunity Radiated Immunity ESD Sensitivity Ice Water Submersion Water Spray (IP Tests) Dust Preconditioning Leg 7-Enclosure Seal Tests EMC Tests Leg 5-Electric Drive Leg 6-Electric Drive Durability EMC Tests Low-Voltage Tests Leg 4-Low-Voltage Bus Tests High-Voltage Bus Tests Leg 3-High-Voltage Bus Tests Thermal Shock Leg 2-Thermal Fatigue Random Vibration with Temperature Cycling Storage Test (High/Low Temperature) Leg 1-Mechanical Fatigue Inverter Tritemp Parametric Traction Inverter Validation Test Flow