STMicroelectronics

VIPER50ASP

VIPER50ASP Description

The VIPER50ASP is a high-performance offline switcher IC designed for AC-DC conversion applications, part of STMicroelectronics' renowned VIPER™ series. This obsolete yet highly reliable component offers a maximum power output of 50 watts, making it suitable for a wide range of power supply designs. With an isolated output topology and a flyback configuration, the VIPER50ASP ensures efficient power conversion and delivery.

VIPER50ASP Features

• High Power Output: Capable of delivering up to 50 watts, the VIPER50ASP is ideal for demanding applications requiring significant power.
• Wide Input Voltage Range: Operates efficiently within an 8V to 15V supply voltage range, providing flexibility in various power supply configurations.
• High Breakdown Voltage: Features a 700V breakdown voltage, ensuring robustness against high-voltage spikes and transient conditions.
• Frequency Control: Offers switching frequencies up to 200kHz, allowing for compact designs with high efficiency.
• Soft Start and Synchronization: Includes soft start functionality to prevent inrush currents and synchronization features to reduce electromagnetic interference (EMI).
• Fault Protections: Equipped with current limiting and over-temperature protection, ensuring reliable operation under adverse conditions.
• Internal Switch: Contains an internal switch, simplifying circuit design and reducing component count.
• Surface Mount Packaging: Available in a surface mount package, facilitating easy integration into modern PCB designs.
• Moisture Sensitivity Level: MSL 1 (Unlimited) ensures the component is suitable for a wide range of environmental conditions without additional moisture protection.
• Compliance: REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.

VIPER50ASP Applications

The VIPER50ASP is well-suited for a variety of applications where high power output and reliability are critical. Its isolated output topology and flyback configuration make it ideal for:

• Power Supplies: Ideal for designing efficient power supplies for consumer electronics, industrial equipment, and medical devices.
• Charging Solutions: Suitable for high-power charging applications, including fast chargers for portable devices.
• Adapters and Converters: Perfect for AC-DC adapters and converters requiring high efficiency and compact design.
• Medical Equipment: Its robustness and compliance with international standards make it suitable for power supplies in medical devices.

Conclusion of VIPER50ASP

The VIPER50ASP, despite being obsolete, remains a reliable and efficient choice for high-power AC-DC conversion applications. Its wide input voltage range, high breakdown voltage, and comprehensive protection features make it a robust solution for various power supply designs. The inclusion of internal switches, frequency control, and synchronization capabilities further enhance its performance and ease of use. While newer models may offer updated features, the VIPER50ASP continues to provide excellent performance and reliability, making it a valuable component for engineers and designers in the electronics industry.