VIPER16HD High-Voltage Converter from STMicroelectronics

The VIPER16HD is a high-performance, low-power offline switched-mode power supply (SMPS) primary switcher IC from STMicroelectronics, designed to deliver a cost-effective and compact solution for a wide range of power supply applications. This versatile IC integrates a PWM controller and a 800V avalanche-rugged power MOSFET, making it ideal for use in applications such as auxiliary power supplies, home appliances, industrial control systems, and standby power supplies.

Key Features

• High Voltage Capability: The VIPER16HD operates with an 800V avalanche-rugged MOSFET that allows it to withstand high energy spikes and provides enhanced reliability in the case of abnormal operating conditions.
• Energy Efficient: With its pulse frequency modulation at light load, the device achieves excellent efficiency at low power levels, making it suitable for energy-saving applications and compliance with standby power regulations.
• Advanced Protection Features: The IC includes multiple protection features such as overvoltage protection (OVP), overload protection (OLP), thermal shutdown, and hysteresis. These features ensure safe operation under a variety of fault conditions, enhancing the end-product's reliability and longevity.
• Reduced External Component Count: The high level of integration means that fewer external components are required, simplifying the design and reducing the overall bill of materials.
• Extended Temperature Range: The VIPER16HD is designed to operate over a wide junction temperature range, from -40°C to 150°C, making it suitable for harsh environments.

Applications

• SMPS for auxiliary power supplies
• Home appliances
• Industrial control systems
• Standby power supplies

STMicroelectronics' VIPER16HD offers a compact, robust, and efficient solution for power supply design. Its high-voltage capabilities, combined with advanced protection features and energy-saving operation, make it an excellent choice for designers looking to create reliable and cost-effective power solutions.