STMicroelectronics VIPER50A-E: High Voltage Converter

The VIPER50A-E is a versatile and robust high voltage converter from STMicroelectronics, designed to deliver exceptional performance for a wide range of applications. This integrated circuit is part of the VIPerPlus family, well-known for its energy-efficient solutions. The VIPER50A-E combines a dedicated current mode PWM controller with a high voltage Power MOSFET on the same silicon chip, offering a compact and reliable solution for power supply designs.

With its integrated 500V avalanche-rugged Power MOSFET, the VIPER50A-E is capable of handling high surge voltages, making it ideal for fluctuating power environments. The device supports a wide input voltage range, ensuring compatibility with various mains voltages worldwide. This makes it a versatile choice for designers looking to create power supplies for consumer electronics, home appliances, industrial systems, and more.

The VIPER50A-E also boasts a range of built-in features that enhance its performance and safety. These include thermal shutdown, overvoltage protection, and a soft-start function to prevent inrush current during startup. Additionally, the device offers low standby power consumption, which is critical for energy-saving applications.

With its fixed 60 kHz switching frequency, the VIPER50A-E ensures reduced EMI emissions and allows for the use of smaller external components, further minimizing the overall solution size. The converter's robustness is further enhanced by its ability to work over an extended junction temperature range, ensuring reliability even under harsh conditions.

The VIPER50A-E is available in a Pentawatt HV package, which is designed to offer optimal heat dissipation and ease of mounting on printed circuit boards. Whether you're designing an offline power supply for an LCD monitor, a set-top box, or a battery charger, the VIPER50A-E provides a high-efficiency solution that meets the stringent requirements of a broad array of power applications.