STMicroelectronics

VIPER27HD  

AC DC Converters, Offline Switches

VIPER27HD Description

The VIPER27HD from STMicroelectronics is a high-performance offline switching IC designed for flyback topology applications, delivering up to 20W of power. Part of the VIPer™ plus series, it integrates an 800V breakdown voltage MOSFET and operates at a 115kHz switching frequency, ensuring efficient power conversion. With a wide supply voltage range (8.5V–23.5V) and a 14V startup voltage, it offers robust performance in isolated power supplies. The device is housed in a 16SO surface-mount package, making it suitable for compact designs. Compliant with ROHS3 and REACH standards, it meets stringent environmental and safety requirements.

VIPER27HD Features

• Integrated 800V MOSFET: Reduces external component count and enhances reliability.
• 115kHz Switching Frequency: Optimizes efficiency and minimizes EMI.
• Comprehensive Protection: Includes current limiting, over-temperature, and over-voltage safeguards.
• High Duty Cycle (80%): Supports wide input voltage variations.
• Isolated Output: Ideal for safety-critical applications.
• Active Mode Efficiency: Minimizes standby power consumption.
• Moisture Sensitivity Level (MSL 3): Ensures durability in humid environments.

VIPER27HD Applications

The VIPER27HD excels in low-to-medium power AC/DC conversion scenarios, such as:

• Consumer Electronics: Power adapters for TVs, set-top boxes, and IoT devices.
• Industrial Systems: Auxiliary power supplies for PLCs and motor drives.
• Lighting: LED drivers and smart lighting controls.
• Home Appliances: Compact power modules for white goods.
  Its isolated design and fault protection make it particularly suited for safety-certified applications requiring reliable offline power conversion.

Conclusion of VIPER27HD

The VIPER27HD stands out for its high integration, robust protection features, and efficiency, making it a top choice for space-constrained, high-reliability power supplies. Its compliance with ROHS3 and REACH, combined with STMicroelectronics' proven quality, ensures long-term viability in demanding applications. Whether for consumer, industrial, or lighting systems, the VIPER27HD delivers performance, safety, and compactness in one advanced package.

VIPER27HD Documents

Download datasheets and manufacturer documentation for VIPER27HD

PCN Assembly/Origin :

Mult Dev 11/Nov/2022      

Datasheets :

VIPER27      

Reference Design Library :

EVLVIP27H-12SB: 5V @ 2.2A, 90 ~ 265V in       EVL250W-ATX80PL: 250W, 12V, 5V, 3.3V, 5V(SB)      

Other Related Documents :

VIPER27 View All Specifications      

HTML Datasheet :

VIPER27