Vishay's New SiC Schottky Diodes Enhance High Frequency Efficiency
Unveiling Vishay Intertechnology's Latest SiC Schottky Diodes
Vishay Intertechnology, Inc. (NYSE: VSH) is excited to announce the introduction of 16 new silicon carbide (SiC) Schottky diodes in the well-established SOT-227 package. These diodes are specifically engineered to improve efficiency in high-frequency applications, setting a new benchmark for performance in their class. With an impressive balance between capacitive charge (QC) and forward voltage drop, these devices are a game changer for electronic circuitry.
Exceptional Specifications for Enhanced Performance
Ranging from 40 A to 240 A in a parallel configuration, the latest diodes also include single phase bridge devices available at 50 A and 90 A. By utilizing advanced thin wafer technology, these components achieve a remarkably low forward voltage drop, with values as low as 1.36 V. This significantly reduces conduction losses, allowing for higher energy efficiency across various applications.
Improved Reverse Recovery Characteristics
Compared to their silicon-based counterparts, Vishay's new diodes offer superior reverse recovery parameters, characterized by virtually no recovery tail. This feature is particularly advantageous in applications requiring rapid switching, as it minimizes energy loss during operation.
Application Versatility of SiC Diodes
These high-performance Schottky diodes are perfect for a broad range of applications that demand efficient AC/DC power factor correction (PFC) and DC/DC ultra-high frequency output rectification. Potential uses include photovoltaic systems, charging stations, industrial uninterruptible power supplies (UPS), and telecom power systems. Their low QC, which reaches as low as 56 nC, allows these components to excel in environments that require quick switching capabilities. Moreover, their industry-standard SOT-227 package ensures easy integration as a drop-in replacement for other solutions.
Heat Resistance and Design Features
Designed to operate at high temperatures, these diodes can work at ambient temperatures of up to +175 °C. The positive temperature coefficient allows for straightforward paralleling, enhancing their usability in various circuit designs. Furthermore, with UL approval under file E78996, these devices are equipped with large creepage distances between terminals and a simplified mechanical design to facilitate rapid assembly, making them an attractive option for manufacturers.
Device Specifications Overview
The key specifications of the new SiC diodes are reflective of their advanced design and high efficiency. The device specification table illustrates the various models and their features, ensuring potential users have comprehensive access to critical performance data when selecting a diode suitable for their needs.
Availability and Market Impact
Samples and production quantities of these next-generation SiC diodes are currently available with lead times estimated at 18 weeks. This timely release positions Vishay Intertechnology as a leading provider in the semiconductor market, especially in high-frequency applications.
Vishay Intertechnology, Inc. stands out with one of the world’s most extensive portfolios of discrete semiconductors and passive electronic components vital for innovative designs across multiple sectors such as automotive, industrial, computing, telecommunications, military, aerospace, and medical markets. The strength of Vishay’s offerings ensures that they remain a crucial element in driving technological advancements.
Frequently Asked Questions
1. What are SiC Schottky diodes?
SiC Schottky diodes are semiconductor devices made using silicon carbide technology, known for their high efficiency and low losses in high-frequency applications.
2. What is the benefit of a low forward voltage drop?
A low forward voltage drop reduces conduction losses when the diode is in operation, thereby increasing overall efficiency and thermal performance.
3. Where can Vishay's new SiC diodes be used?
They are suitable for applications such as AC/DC power factor correction, DC/DC conversion in photovoltaic systems, industrial UPS, and telecom power supplies.
4. How do these diodes compare to traditional silicon diodes?
They provide better reverse recovery performance, allowing for faster switching with minimal energy loss, enhancing efficiency in high-frequency circuits.
5. Where can I find more information about Vishay Intertechnology?
For more information, please visit www.Vishay.com.
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