STMicroelectronics

VIPER317HDTR

VIPER317HDTR Description

The VIPER317HDTR is a high-performance offline switcher IC designed for power management applications, manufactured by STMicroelectronics. This device is part of the VIPER™ series and is known for its robustness and efficiency in delivering up to 1 watt of power. The VIPER317HDTR features a wide input voltage range of 4.5V to 30V and a breakdown voltage of 800V, making it suitable for a variety of applications where high voltage tolerance is required. The device operates at a switching frequency of 132kHz, ensuring efficient power conversion and minimal electromagnetic interference (EMI).

The VIPER317HDTR is designed with an internal switch, which simplifies the design process and reduces the number of external components required. It also includes a soft start feature, which helps to reduce inrush currents during startup, thereby enhancing the reliability and longevity of the system. The device is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards.

VIPER317HDTR Features

• Wide Input Voltage Range: The VIPER317HDTR supports an input voltage range of 4.5V to 30V, making it versatile for various power supply applications.
• High Breakdown Voltage: With a breakdown voltage of 800V, the device can handle high voltage inputs, ensuring reliable operation in demanding environments.
• Internal Switch: The inclusion of an internal switch reduces the complexity of the external circuitry, simplifying the design process.
• Soft Start Feature: This feature helps to minimize inrush currents during startup, thereby protecting the system from potential damage.
• Comprehensive Fault Protection: The device offers over-load, over-temperature, over-voltage, and short-circuit protection, ensuring robust and reliable operation.
• Surface Mount Technology (SMT): The VIPER317HDTR is available in a surface mount package, making it ideal for automated assembly processes and compact designs.
• Moisture Sensitivity Level (MSL): The device has an MSL of 3 (168 hours), ensuring it can withstand moisture exposure during manufacturing and storage.
• Compliance: The VIPER317HDTR is REACH unaffected and RoHS3 compliant, meeting stringent environmental and safety regulations.

VIPER317HDTR Applications

The VIPER317HDTR is ideal for a range of applications where efficient power management is critical. Some specific use cases include:

• Power Supply Units: The device's wide input voltage range and high breakdown voltage make it suitable for various power supply applications, including AC-DC converters and offline power supplies.
• Consumer Electronics: Its compact size and surface mount package make it ideal for consumer electronics where space is limited.
• Industrial Applications: The robust fault protection features and high voltage tolerance ensure reliable operation in industrial environments.
• Telecommunications: The VIPER317HDTR's efficiency and reliability make it a suitable choice for power management in telecommunications equipment.

Conclusion of VIPER317HDTR

The VIPER317HDTR from STMicroelectronics is a versatile and reliable offline switcher IC designed for power management applications. Its wide input voltage range, high breakdown voltage, and comprehensive fault protection features make it an excellent choice for a variety of applications. The inclusion of an internal switch and soft start feature simplifies the design process and enhances system reliability. The device's compliance with REACH and RoHS3 standards ensures it meets the highest environmental and safety requirements. Whether used in power supply units, consumer electronics, industrial applications, or telecommunications, the VIPER317HDTR offers a robust and efficient solution for power management needs.