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Advanced Rectifiers Enhance Automotive Efficiency

Diodes Incorporated introduces a new family of field-plated Super Barrier Rectifier products designed to optimize performance within the automotive data ecosystem and modern vehicle power architectures.

  www.diodes.com
Advanced Rectifiers Enhance Automotive Efficiency

The newly released semiconductor components comprise the 2A SBRFP2M60P1Q and SBRFP2M60SAFQ, the 3A SBRFP3M60SAFQ, and the 8A SBRFP8A60P5Q. These devices utilize a proprietary and patented metal oxide semiconductor manufacturing process that overcomes the electrical limitations inherent in traditional Schottky and PN junction diodes. All components are AEC qualified, manufactured in facilities certified to IATF 16949, and fully support Production Part Approval Process documentation for rigorous deployment in the automotive sector.

Performance Parameters and Efficiency Gains
The SBRFP8A60P5Q achieves a maximum forward voltage of 0.55V at an 8A load current, effectively reducing conduction losses and maintaining lower operating temperatures during high-current operations. Meanwhile, the SBRFP2M60P1Q and SBRFP3M60SAFQ deliver reverse leakage current performance with maximum thresholds of 12 microamperes and 7 microamperes across operating temperatures ranging from 25 degrees Celsius to 125 degrees Celsius. These electrical characteristics enhance energy efficiency while mitigating the risk of thermal runaway under elevated thermal conditions.

Application Areas and System Robustness
The rectifiers function as direct drop-in replacements for standard components in DC-DC converters, reverse-polarity protection circuits, battery charging systems, automotive LED lighting installations, and transmission control modules. Avalanche energy ratings reach up to 145 millijoules depending on the specific model. This capacity exceeds conventional Schottky rectifiers by a factor of five to ten, enabling the devices to withstand high-energy transient voltage spikes, load dump occurrences, and electrical surges. The components maintain stable functionality across an operational junction temperature range of -55 degrees Celsius to +175 degrees Celsius.

Additional Context:
This section details technical specifications and competitive benchmarking not included in the original product announcement

The Super Barrier Rectifier technology deployed in this product family occupies a strategic niche in the power semiconductor market, bridging the performance gap between conventional Schottky diodes and fast silicon PN junction diodes. While traditional Schottky rectifiers provide low forward voltage drops, they are frequently constrained by high reverse leakage currents at elevated operating temperatures. Standard silicon PN diodes offer robust reverse blocking characteristics but suffer from higher forward conduction losses. The patented field-plated MOS architecture of the SBRFP lineup minimizes this engineering trade-off by combining low forward voltage characteristics with minimal high-temperature leakage. Benchmarked against standard Schottky alternatives housed in equivalent PowerDI123, PowerDI5, and SMAF footprints, the Diodes Incorporated devices deliver superior avalanche energy absorption up to 145 millijoules, thereby reducing the dependency on external transient voltage suppression components in demanding automotive environments.

Edited by Sucithra Mani, Induportals editor – adapted by AI.

www.diodes.com

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