STMicroelectronics STTH812FP General Purpose Diode 1200V 8A TO-220FP

High-Performance STTH812FP Diode for Demanding Power Applications

STMicroelectronics continues to set industry standards with its STTH812FP general purpose diode, a robust solution engineered for high-voltage power conversion systems. This TO-220FP packaged device combines exceptional electrical characteristics with reliable thermal management, making it an ideal choice for industrial power supplies, motor drives, and renewable energy systems where consistent performance under extreme conditions is critical.

Technical Excellence in Power Rectification

The STTH812FP delivers impressive specifications that address modern power electronics challenges. With a maximum reverse voltage rating of 1200V and 8A average rectified current capacity, this diode excels in high-power environments. Its fast recovery characteristics, featuring a mere 100ns reverse recovery time (trr), enable efficient operation in switching circuits operating above 200mA. The device maintains exceptional efficiency with a forward voltage drop of just 2.2V at rated current, minimizing conduction losses while maintaining industry-leading reliability.

Engineered for harsh operating conditions, the STTH812FP demonstrates remarkable thermal stability with a maximum junction temperature of 175°C. This thermal resilience, combined with only 8µA leakage current at maximum reverse voltage, ensures consistent performance in challenging industrial environments. The through-hole mounted TO-220 full-pack package provides both mechanical durability and effective heat dissipation, crucial for maintaining long-term reliability in demanding applications.

Key Performance Specifications

Reliable Power Conversion Solutions

As part of STMicroelectronics' extensive power semiconductor portfolio, the STTH812FP represents a perfect balance between performance and reliability. The device's fast recovery characteristics make it particularly suitable for switch-mode power supplies, DC-DC converters, and motor control applications where minimizing switching losses is crucial. Its high surge current capability ensures robust operation in applications with challenging load conditions.

The TO-220FP package's isolated tab design simplifies mounting while maintaining electrical insulation, offering significant advantages in system design flexibility. This packaging solution, combined with the device's inherent reliability, results in extended component lifespan and reduced system downtime - critical factors in industrial and automotive applications where maintenance intervals must be maximized.

Design Flexibility and System Integration

Design engineers appreciate the STTH812FP's versatility across various power topologies. Whether implementing traditional rectifier circuits or advanced power factor correction stages, this diode provides consistent performance across operating conditions. Its compatibility with standard PCB layouts and conventional soldering processes makes it an attractive option for both prototype development and high-volume manufacturing.

The device's low capacitance characteristics further enhance its suitability for high-frequency applications, enabling designers to push switching frequencies higher without compromising efficiency. This capability directly contributes to reducing magnetic component sizes in power supplies, ultimately leading to more compact and cost-effective system designs.

Quality and Manufacturing Excellence

STMicroelectronics' commitment to quality is evident in every STTH812FP device. The component undergoes rigorous testing procedures to ensure compliance with industrial standards and reliability requirements. With its active production status and established supply chain, the STTH812FP offers long-term design-in confidence for system developers working on next-generation power electronics solutions.

Tags: Power Diode, Industrial Electronics, Voltage Rectifier, High-Speed Diode, TO-220 Package