The VIPER35LD from STMicroelectronics is a cutting-edge, high-voltage converter that integrates a robust and efficient vertical power MOSFET with a fixed-frequency current mode PWM controller. This innovative device is designed to meet the stringent requirements of SMPS (Switched-Mode Power Supply) applications, providing a compact and reliable solution for power supply designers.

Key Features

• High-Voltage Capability: The VIPER35LD can handle a wide range of input voltages, making it suitable for various applications across different power grids.
• Energy Efficient: With its built-in features, this device ensures minimal power loss during operation, contributing to the overall energy efficiency of the system.
• Advanced Protection: The VIPER35LD comes equipped with multiple protection features, including Overvoltage Protection (OVP), Overload Protection (OLP), and Hiccup Mode, ensuring the safety and longevity of the power supply.
• Low Standby Power: The device is designed to consume very low power in standby mode, making it ideal for applications that require compliance with energy-saving standards.

Applications

The VIPER35LD is versatile and can be employed in a variety of applications, including:

• Adapter and charger units for consumer electronics
• Auxiliary power supplies for home appliances
• Standby and auxiliary power supplies for industrial systems

Technical Specifications

With a built-in 800 V avalanche-rugged power section, the VIPER35LD provides a robust solution for power supplies. It operates at a fixed 60 kHz switching frequency, allowing the use of small-sized filter components, reducing the overall size and cost of the power supply unit. Additionally, it offers the flexibility of being used in both isolated and non-isolated configurations.

Conclusion

The VIPER35LD from STMicroelectronics is a powerful and efficient solution for designers looking to create compact, energy-saving power supplies without compromising on performance or safety. Its integration of advanced features in a single chip makes it a go-to component for a wide range of power applications.