The VIPER27HD from STMicroelectronics is a robust and highly efficient converter integrated circuit, designed to deliver exceptional performance for a wide range of applications. This device is part of ST's VIPerPlus series, which is renowned for its high voltage capabilities and energy-efficient operation. The VIPER27HD is specifically engineered to meet the stringent requirements of switched-mode power supplies and power conversion systems.

Key Features

• High Voltage Capability: The VIPER27HD is capable of withstanding high voltages, making it suitable for AC/DC converters that require direct connection to the mains.
• Energy Efficiency: With its advanced PWM controller and high-voltage power MOSFET, the device ensures low power consumption and high efficiency, which is crucial for energy-saving applications.
• Extended Power Range: The VIPER27HD is designed to operate over a wide range of power outputs, accommodating various application requirements.
• Advanced Protection Features: The device includes multiple protection features such as overload protection, overvoltage protection, and thermal shutdown, enhancing system reliability and safety.
• Frequency Jittering: The built-in frequency jittering helps in reducing electromagnetic interference (EMI), thereby simplifying the design of EMI filters.

Applications

The VIPER27HD is versatile and can be used in a variety of applications, including:

• Power adapters and chargers
• Standby and auxiliary power supplies
• LED lighting drivers
• Home appliances and smart home systems
• Industrial control systems

Technical Specifications

The VIPER27HD operates over a wide voltage range and offers a high level of integration, which minimizes the need for external components. Its technical specifications include a fixed 60 kHz switching frequency, a -40°C to +150°C operating junction temperature range, and an 800 V avalanche-rugged power section. This makes the VIPER27HD a highly reliable choice for designers looking to create compact and cost-effective power solutions.

For more information, datasheets, and support resources, visit STMicroelectronics' official website or contact their customer support team.