Learn more about integrated measurement systems for comprehensive characterization of power MOSFETs and other devices. Keithley Parametric Curve Tracer (PCT) systems offer a complete solution for high voltage (± 3kV) C-V measurements.  System components can include such Source Measure Unit (SMU) instruments as the 2657A SMU (180 W DC / ±3000 V pulsed power), 2651A SMU (200 W DC / 2,000 W pulsed), 2636B 2-Channel Low Current SMU as well as the PCT-CVU Capacitance Meter.