STMicroelectronics

VIPER28LDTR  

AC DC Converters, Offline Switches

VIPER28LDTR Description

The VIPER28LDTR is a high-performance offline switcher IC designed for flyback topology applications, part of the VIPer™ plus series by STMicroelectronics. This device is optimized for power supplies requiring up to 16 watts of output power. It features an integrated 800V power MOSFET and is designed for surface-mount applications, making it suitable for compact and efficient power supply designs. The VIPER28LDTR operates with a switching frequency of 60kHz, ensuring high efficiency and minimal electromagnetic interference (EMI).

VIPER28LDTR Features

• High Integration: The VIPER28LDTR includes an internal switch, simplifying the design process and reducing the component count.
• Wide Input Voltage Range: It supports a supply voltage range of 8.5V to 23.5V, making it versatile for various power supply applications.
• Robust Protection Mechanisms: The device offers comprehensive fault protection, including current limiting, over-temperature, over-voltage, and short-circuit protection, ensuring reliable operation under adverse conditions.
• High Breakdown Voltage: With a breakdown voltage of 800V, the VIPER28LDTR can handle high-voltage inputs, making it suitable for applications with wide input voltage ranges.
• Efficient Topology: The flyback topology ensures high efficiency, making the VIPER28LDTR ideal for applications requiring compact and energy-efficient designs.
• Compliance: The device is REACH unaffected and RoHS3 compliant, meeting stringent environmental and regulatory standards.
• Packaging: Available in a surface-mount package (Tape & Reel), the VIPER28LDTR is suitable for automated assembly processes, enhancing manufacturing efficiency.

VIPER28LDTR Applications

The VIPER28LDTR is ideal for a variety of applications where compact, efficient, and reliable power supply solutions are required. Its high integration and robust protection features make it suitable for:

• Consumer Electronics: Ideal for power supplies in devices such as televisions, monitors, and home appliances.
• Industrial Equipment: Suitable for power supplies in industrial control systems, instrumentation, and automation equipment.
• Medical Devices: Applicable in medical equipment where reliability and efficiency are critical.
• Telecommunications: Ideal for power supplies in networking equipment, routers, and switches.

Conclusion of VIPER28LDTR

The VIPER28LDTR by STMicroelectronics stands out as a versatile and efficient offline switcher IC, offering a comprehensive set of features and protections. Its wide input voltage range, high breakdown voltage, and integrated switch make it a reliable choice for various power supply applications. The VIPER28LDTR’s compliance with environmental and regulatory standards further enhances its appeal for modern electronics designs. Whether used in consumer electronics, industrial equipment, or medical devices, the VIPER28LDTR ensures high performance and reliability, making it a standout choice in the power management IC market.

VIPER28LDTR Documents

Download datasheets and manufacturer documentation for VIPER28LDTR

PCN :

VIPER28xx : metal mask modification for yield improvement (PDF)       VIPERxx products in SO 16 Narrow package. Additional Testing and Finishing location in UTAC Thai Limited (PDF)       Product Change Notification (PDF)