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High-voltage, high current silicon-carbide (SiC) devices developed by Apex Microtechnology are targeted at driving advanced motors. They're based on cost-effective, off-the-shelf, single-package designs. The Apex product families include power operational amplifiers (linear amplifiers), PWM amplifiers (pulse-width modulation, Class D amplifiers, switching amplifiers) and precision voltage references.
Apex Microtechnology, a subsidiary of HEICO Corp., is based in Tucson, Arizona. Apex designs and manufactures precision power analog monolithic, hybrid, and open-frame components for a wide range of industrial, test and measurement, medical, aerospace, and military applications.