The TK7A90ES4X(S is a 900V N-channel power MOSFET manufactured by Toshiba Semiconductor and Storage. Designed for high-voltage and high-efficiency applications, this MOSFET is part of Toshiba’s extensive range of power devices. The ES4X typically refers to a specific package and lead forming option.

Applications

• Power Factor Correction (PFC): Utilized in PFC circuits to improve power efficiency in power supplies.
• Switch Mode Power Supplies (SMPS): Employed as switching elements in high-voltage power supplies.
• Lighting Ballasts: Used in electronic ballasts for fluorescent and LED lighting systems.
• High Voltage Inverters: Found in inverters for converting DC to AC voltage at high voltage levels.
• Motor Drives: Used in motor drive circuits for controlling high-voltage motors.

Features

• N-Channel MOSFET: Provides design flexibility in various circuit configurations.
• High Voltage Rating (900V): Suitable for high-voltage applications.
• Low On-Resistance (RDS(on)): Minimizes conduction losses, improving efficiency.
• Fast Switching Speed: Enables efficient high-frequency operation.
• Avalanche Ruggedness: Designed to withstand avalanche conditions, enhancing reliability.
• Surface Mount Package: Facilitates automated assembly and compact designs.

Benefits

• High Efficiency: Low on-resistance reduces power dissipation, leading to higher efficiency.
• Reliable Operation: Rugged design ensures reliable performance under harsh operating conditions.
• Simplified Design: Easy to integrate into various power electronic circuits.
• Compact Size: Surface mount package allows for space-saving designs.
• Improved System Performance: High switching speed enhances the overall performance of the system.
• Cost-Effective: Provides a cost-effective solution for high-voltage switching applications.

Additional Details

The TK7A90ES4X(S is RoHS compliant. The gate charge and thermal resistance are key parameters to consider for specific applications. Detailed specifications, including electrical characteristics and application notes, are available in the Toshiba datasheet. It is typically supplied in tape and reel packaging for automated assembly processes.