The VIPER100-22-E from STMicroelectronics is a high-performance, low-power, off-line switched-mode power supply (SMPS) primary switcher. This integrated circuit is designed to deliver consistent and reliable power conversion with minimal external components, making it an ideal solution for compact power supplies in a variety of applications.

Key Features

• High Voltage Capability: The VIPER100-22-E is capable of withstanding high voltage spikes, thanks to its 700V avalanche-rugged power section, providing robust performance even under stressful conditions.
• Energy Efficient: With its built-in PWM controller and high-voltage power MOSFET, it offers high efficiency, which helps in reducing power consumption and heat dissipation.
• Low Standby Power: The device is designed to achieve very low standby power consumption, making it suitable for applications that require compliance with energy-saving standards.
• Multiple Protections: It includes a number of built-in protection features, such as overload protection, overvoltage protection, and thermal shutdown, ensuring the safety and longevity of both the IC and the end application.
• Flexibility: The VIPER100-22-E is flexible in terms of design, supporting both flyback and buck converter configurations, which allows designers to use it in a wide range of power supply designs.

Applications

The VIPER100-22-E is suitable for a broad spectrum of applications, especially where power efficiency and space are of concern. Common applications include:

• Switched-mode power supplies for consumer electronics
• Adapters for chargers
• Standby and auxiliary power supplies
• LED lighting drivers

Conclusion

The STMicroelectronics VIPER100-22-E stands out for its robustness, efficiency, and versatility, providing a reliable power solution for designers looking to optimize their power supply systems. Its integrated features and protections make it a solid choice for a wide range of applications, ensuring performance and durability.