STMicroelectronics VIPER28HN High-Voltage Converter

The VIPER28HN from STMicroelectronics is a cutting-edge high-voltage converter that integrates a robust PWM controller and an 800 V avalanche-rugged Power MOSFET, offering an exceptional solution for power supply designs. This device is part of the VIPerPlus family and is designed to deliver efficiency and reliability in a compact form factor, making it well-suited for a wide range of applications, including adapters, chargers, and standby power supplies for consumer electronics, as well as industrial power systems.

Key Features:

• High-Voltage Capability: The VIPER28HN operates at a high voltage of up to 800 V, providing ample overhead for handling surges and spikes in the electrical grid, ensuring stable operation under varying conditions.
• Energy Efficient: With its advanced PWM controller and low power consumption at standby, the VIPER28HN is designed for energy-saving applications, meeting various international power-saving regulations.
• Integrated MOSFET: The inclusion of an avalanche-rugged Power MOSFET allows for reduced external component count, which simplifies the design and reduces the overall footprint of the power supply.
• Flexible Frequency Management: The device features frequency jittering which helps in reducing EMI filter requirements, thereby simplifying compliance with electromagnetic compatibility (EMC) standards.
• Protection Features: The VIPER28HN comes equipped with multiple protection features such as overload protection, overvoltage protection, and thermal shutdown, which contribute to the safety and longevity of the end application.

Applications:

The versatility of the VIPER28HN makes it suitable for a variety of applications, including:

• Switched-Mode Power Supplies (SMPS)
• LED lighting drivers
• Adapters for smartphones, tablets, and other portable devices
• Standby and auxiliary power supplies
• Industrial power systems requiring high reliability and performance

With its robust design and advanced features, the VIPER28HN from STMicroelectronics stands out as a reliable and efficient solution for designers looking to create compact, high-performance power supplies that can withstand the demands of modern electronic devices and systems.