The VIPER15HN is a cutting-edge, high-voltage converter from STMicroelectronics, designed to deliver exceptional performance and reliability for a wide range of applications. This advanced power IC integrates a PWM controller and a 730V avalanche-rugged power MOSFET, making it an ideal choice for off-line converters and SMPS (Switched-Mode Power Supplies).

Key Features

• High-Voltage Capability: With an integrated 730V power MOSFET, the VIPER15HN can sustain high-voltage levels, ensuring robust performance even under strenuous conditions.
• Energy Efficiency: This device is designed for high efficiency, with features like a low standby power consumption of less than 30mW at 265VAC, which helps in achieving energy-saving targets.
• Advanced Protection: The VIPER15HN comes with multiple protection features, including overload protection, hysteretic thermal shutdown, and overvoltage protection, safeguarding the device and the system it powers.
• Compact Design: The integration of the controller with the power MOSFET in a single package allows for a more compact design, reducing the PCB footprint and simplifying the overall circuit design.
• Flexibility: It is suitable for a broad range of applications, including adapters, chargers, and auxiliary power supplies, thanks to its adjustable output and wide-range input voltage.

Applications

The VIPER15HN is versatile and can be used in a variety of applications such as:

• LED lighting drivers
• Standby and auxiliary power supplies
• AC-DC adapters for consumer electronics
• SMPS for home appliances and industrial systems

Technical Specifications

Some of the technical specifications of the VIPER15HN include:

• Input Voltage Range: Wide-range input voltage accommodating various power grids.
• Current Limitation: Adjustable to suit different load requirements.
• Frequency Jittering: Reduces EMI filter requirements.
• Soft Start: Limits the inrush current, improving system reliability.

The VIPER15HN from STMicroelectronics represents a robust and efficient solution for power conversion, combining high-voltage capability with energy efficiency and advanced protection features, all in a compact package suitable for a multitude of electronic devices and systems.