STMicroelectronics VIPER25HD

VIPER25HD High-Voltage Offline Switcher IC

The VIPER25HD from STMicroelectronics is a high-performance offline switcher IC designed for flyback topology AC-DC converters up to 20W. Featuring an 800V breakdown voltage and integrated power MOSFET, this device delivers reliable, efficient power conversion for industrial, telecommunications, and consumer applications.

Key Features:

• 800V High-Voltage Breakdown – Robust design for demanding applications
• 20W Power Output – Optimized for low-to-medium power supplies
• 225kHz Switching Frequency – Enables compact transformer design
• Integrated Protection – Current limiting, over-temperature, and over-voltage safeguards
• Wide Operating Range – 8.5V to 23.5V supply voltage, -40°C to 150°C junction temperature
• RoHS Compliant – Meets environmental standards for global markets

Applications:

• Industrial power supplies and automation equipment
• Telecom and networking infrastructure
• Consumer electronics and home appliances
• Auxiliary power modules for aerospace and automotive systems

Why Choose VIPER25HD?

Engineered for long lifecycle and high reliability, the VIPER25HD offers full traceability and compliance with RoHS/REACH standards. Its integrated protection features and wide operating temperature range make it ideal for mission-critical applications in aerospace, automotive, industrial, medical, and telecom sectors.

All products are sourced from authorized distributors with full manufacturer documentation and lifecycle support.

• VIPER25HD.pdf