Terminals are conductive components in power semiconductor devices that provide electrical connection points for external circuits.
Terminals are critical conductive interface components in power semiconductor devices designed to establish secure electrical connections between the device's internal circuitry and external wiring or busbars. They serve as the primary points for power input/output, gate control signals, and auxiliary connections, ensuring reliable current transfer while maintaining mechanical stability and thermal management.
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Main types include power terminals (for main current paths), gate terminals (for control signals), auxiliary terminals (for sensing or monitoring), and Kelvin terminals (for precise voltage measurement).
Terminals contribute significantly to thermal management by conducting heat away from the semiconductor die. Proper terminal design with adequate cross-sectional area and thermal interface materials reduces junction temperature and improves device reliability.
Copper-tungsten composites, molybdenum, and nickel-plated materials offer excellent performance in high-temperature environments due to their thermal conductivity, mechanical strength, and oxidation resistance.
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