STMicroelectronics

VIPER15LDTR

VIPER15LDTR Description

The VIPER15LDTR is a high-performance offline switcher IC designed for flyback topology applications. Manufactured by STMicroelectronics, this device is part of the VIPer™ plus series and is optimized for delivering up to 10 watts of power. Despite its "Obsolete" product status, the VIPER15LDTR remains a robust solution for various power management applications.

This IC features an internal switch with a breakdown voltage of 800V, ensuring reliable operation in high-voltage environments. The switching frequency is set at 136kHz, which allows for efficient power conversion while minimizing the size of external components. The device operates within a supply voltage range of 8.5V to 23.5V and requires a startup voltage of 14V. The VIPER15LDTR also offers isolated output, enhancing safety and performance in sensitive applications.

Compliance with industry standards is ensured, with a REACH status of "REACH Unaffected" and RoHS3 compliance. The moisture sensitivity level (MSL) is rated at 3 (168 hours), making it suitable for various manufacturing environments. The device is packaged in a surface-mount 16SO package and is available in tape and reel (TR) format, facilitating automated assembly processes.

VIPER15LDTR Features

• High Breakdown Voltage: With a breakdown voltage of 800V, the VIPER15LDTR can handle high input voltages, making it ideal for applications with wide input voltage ranges.
• Efficient Switching: The 136kHz switching frequency ensures efficient power conversion, reducing the need for large external components and improving overall system compactness.
• Wide Operating Voltage Range: The device operates reliably within a supply voltage range of 8.5V to 23.5V, providing flexibility in power supply design.
• Isolated Output: The isolated output feature enhances safety and performance, making it suitable for applications where galvanic isolation is required.
• Comprehensive Protection: The VIPER15LDTR includes current limiting, over-temperature, and over-voltage protection, ensuring robustness and reliability in various operating conditions.
• Industry Compliance: The device is REACH unaffected and RoHS3 compliant, meeting stringent environmental and safety standards.
• Surface-Mount Packaging: The 16SO surface-mount package and tape and reel (TR) format facilitate automated assembly, improving manufacturing efficiency.

VIPER15LDTR Applications

The VIPER15LDTR is well-suited for a variety of applications requiring efficient power conversion and high reliability. Key applications include:

• Power Supplies: Ideal for offline power supplies in consumer electronics, industrial equipment, and medical devices.
• Adapters and Chargers: Suitable for AC/DC adapters and chargers where compact size and high efficiency are critical.
• Lighting Systems: Can be used in LED lighting systems requiring isolated output and high-voltage operation.
• Telecommunications: Applicable in telecom equipment where reliable power management and compliance with industry standards are essential.

Conclusion of VIPER15LDTR

The VIPER15LDTR, despite being marked as obsolete, remains a reliable and efficient solution for power management applications. Its high breakdown voltage, efficient switching frequency, and comprehensive protection features make it a standout choice in the market. The device's compliance with industry standards and its surface-mount packaging further enhance its appeal for modern electronics manufacturing. Whether used in power supplies, adapters, lighting systems, or telecommunications, the VIPER15LDTR offers robust performance and reliability, making it an ideal choice for engineers and designers seeking a proven power management solution.