STMicroelectronics VIPER27HN High Voltage Converter

The VIPER27HN is a cutting-edge, high voltage converter from the renowned semiconductor manufacturer STMicroelectronics. This robust integrated circuit is designed to deliver exceptional performance in a wide range of power supply applications. It integrates a PWM controller and a 730V rugged vertical power MOSFET, offering an efficient solution for offline power supplies.

Key Features

• High Voltage Capability: With a 730V avalanche-rugged power section, the VIPER27HN can withstand challenging conditions, making it suitable for fluctuating mains voltage and ensuring reliable operation.
• Energy Efficient: The device features low power consumption under standby conditions, which is ideal for applications that require compliance with energy-saving standards.
• Extended Power Range: It supports a wide range of power outputs, making it versatile for various applications, from low-power up to 18 W as a switcher and up to 5 W in buck topology.
• Advanced Protection: Includes features such as overload protection, overvoltage protection, and thermal shutdown with hysteresis, safeguarding your application from potential damage.
• Frequency Jittering: Reduces EMI filter cost, which is beneficial for the design of cost-effective power supplies with a smaller footprint.

Applications

The VIPER27HN is ideal for a vast array of applications, including:

• Switched-mode power supplies (SMPS)
• LED lighting drivers
• Adapters and chargers for mobile devices
• Auxiliary power supplies for appliances
• Standby and auxiliary power supplies

Technical Specifications

The VIPER27HN operates over a wide supply voltage range and is encapsulated in a robust package that ensures durability and long-term reliability. Its technical specifications include:

• Input Voltage: Up to 730V
• Output Power: Up to 18W in wide range input flyback topology
• Operating Frequency: 60 kHz with frequency jittering
• Package: DIP-7 and SO-16N

For engineers and designers looking for a reliable and efficient high voltage converter, the VIPER27HN from STMicroelectronics offers a comprehensive solution that meets a broad spectrum of power management requirements.