STMicroelectronics

VIPER113LSTR

VIPER113LSTR Description

The VIPER113LSTR from STMicroelectronics is a high-performance offline switcher IC designed for AC/DC converter applications. Part of the VIPER™ series, it integrates an 800V breakdown voltage MOSFET and operates at a 60kHz switching frequency, delivering up to 12W of power. With a wide supply voltage range (4.5V–30V) and 16V startup voltage, it ensures robust performance in demanding environments. Packaged in a 10SSOP and available in Tape & Reel (TR), it is optimized for surface-mount assembly. Compliant with ROHS3 and REACH standards, it is suitable for industrial and consumer applications requiring high reliability.

VIPER113LSTR Features

• Integrated 800V MOSFET: Reduces external component count and simplifies design.
• Multi-Topology Support: Compatible with flyback, buck, and buck-boost configurations.
• Advanced Protection: Includes current limiting, overload, overvoltage, and short-circuit protection.
• Soft Start Control: Minimizes inrush current for safer operation.
• Wide Operating Range: 4.5V–30V input with 80% duty cycle for flexible power management.
• Low Standby Power: Enhances energy efficiency in standby modes.

VIPER113LSTR Applications

Ideal for low-power SMPS designs, the VIPER113LSTR excels in:

• Auxiliary power supplies for industrial equipment.
• Consumer electronics (e.g., set-top boxes, routers).
• LED drivers and battery chargers.
• Home appliances requiring compact, efficient power solutions.
  Its surface-mount design and high integration make it perfect for space-constrained applications.

Conclusion of VIPER113LSTR

The VIPER113LSTR stands out for its high voltage tolerance, robust protection features, and versatile topology support. Its compact form factor and compliance with environmental standards make it a top choice for designers seeking efficiency and reliability in offline power conversion. Whether for industrial or consumer use, it delivers superior performance while reducing system complexity and cost.