STMicroelectronics

VIPER27HN

VIPER27HN Description

The VIPER27HN is a high-performance, isolated flyback AC/DC converter from STMicroelectronics, designed to deliver 20W of output power. This product is part of the VIPer™ plus series and is currently active in the market. It features an internal switch that operates at a switching frequency of 115kHz, ensuring efficient power conversion. The VIPER27HN is compliant with the REACH and RoHS3 regulations, making it an environmentally friendly choice for various applications.

VIPER27HN Features

• Active Product Status: The VIPER27HN is an active product, ensuring ongoing support and availability.
• Internal Switch: The presence of an internal switch simplifies the design and reduces component count.
• 115kHz Switching Frequency: This high frequency allows for smaller magnetics and improved efficiency.
• REACH Unaffected: Compliant with the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulation.
• 14V Start-Up Voltage: Enables the converter to start up at lower input voltages.
• 8.5V to 23.5V Supply Voltage Range: Provides flexibility for various input voltage requirements.
• Isolated Output: Ensures safety and prevents ground loops in the system.
• Current Limiting, Over Temperature, and Over Voltage Protection: Enhances reliability and protects the converter from damage.
• 80% Duty Cycle: Allows for continuous operation without overheating.
• 800V Breakdown Voltage: Provides robust protection against voltage surges.
• Through Hole Mounting Type: Facilitates easy integration into existing designs.
• 7-DIP Package: Offers a compact form factor for space-constrained applications.

VIPER27HN Applications

The VIPER27HN is ideal for applications requiring a compact, efficient, and reliable AC/DC power conversion solution. Some specific use cases include:

• Telecommunications Equipment: Provides stable power for communication devices.
• Industrial Control Systems: Offers reliable power in harsh industrial environments.
• Medical Devices: Ensures safety and isolation for sensitive medical equipment.
• Consumer Electronics: Powers a wide range of consumer devices with high efficiency.

Conclusion of VIPER27HN

The VIPER27HN is a versatile and reliable AC/DC converter that offers numerous advantages over similar models. Its high efficiency, robust protection features, and wide input voltage range make it suitable for a variety of applications. With its compact 7-DIP package and through-hole mounting, the VIPER27HN is an excellent choice for designers looking to integrate a high-performance power solution into their products.