Keithley The 540 Parametric Test System
is a fully-automated, 48 pin parametric test system for wafer-level testing of power semiconductor devices and structures up to 3kV. Optimized for use with the latest compound power semiconductor materials including silicon carbide (SiC) and gallium nitride (GaN), the fully integrated S540 can perform all high voltage, low voltage, and capacitance tests in a single probe touch-down.