Product Overview: VIPER16H from STMicroelectronics

The VIPER16H is a high-performance, low-power, off-line switched-mode power supply (SMPS) primary switcher IC from the renowned electronics manufacturer STMicroelectronics. This innovative component is part of the VIPerPlus family, which is known for integrating a PWM controller and an 800 V avalanche-rugged power MOSFET into a single package, offering a compact and robust solution for power supply applications.

Designed to meet the needs of a wide range of applications, the VIPER16H is suitable for use in converters that require an AC input and deliver a low power output. It is commonly used in home appliances, auxiliary power supplies, and standby power supplies for consumer electronics, making it a versatile choice for designers looking to optimize power management in their projects.

Key Features

• High Voltage Capability: The VIPER16H is designed to withstand high voltages, with an 800 V avalanche-rugged MOSFET that ensures reliable operation under stressful conditions.
• Energy Efficient: It offers high efficiency with its pulse frequency modulation at light load and a fixed 60 kHz switching frequency under heavy load conditions.
• Built-in Protection: The device includes multiple protection features such as overload protection, overvoltage protection, and thermal shutdown, which contribute to the safety and longevity of the end application.
• Low Standby Power: The quiescent current is very low, which allows the VIPER16H to achieve excellent performance in terms of standby power consumption, making it ideal for applications with stringent energy-saving requirements.
• Minimal External Components: Due to its high level of integration, the VIPER16H requires fewer external components, which simplifies the design and reduces the overall bill of materials.

Applications

The VIPER16H is well-suited for a variety of applications including:

• Switched Mode Power Supplies (SMPS)
• Auxiliary power supplies for white goods
• Power adapters
• Standby and auxiliary power supplies for consumer electronics

STMicroelectronics' VIPER16H is a testament to the company's commitment to providing innovative, energy-efficient, and high-performance solutions for today's demanding power management challenges. Its combination of advanced features and protections ensures a reliable and cost-effective design for a wide array of power supply applications.