VIPER35LE

VIPER35LE Product Details

Product Overview

The VIPER35LE is an advanced high-voltage converter from STMicroelectronics, designed for offline power supply applications. It combines a high-voltage Power MOSFET and a controller in a single package, enabling compact and efficient designs for a wide range of power supply needs. The VIPER35LE features a quasi-resonant switching mode, providing high efficiency with low electromagnetic interference (EMI). This device is ideal for switch-mode power supplies (SMPS) for applications such as home appliances, industrial electronics, and consumer products. Its wide input voltage range, integrated protection features, and optimized power consumption make it a highly reliable solution for power conversion systems.

Key Features and Benefits

• Integrated High-Voltage MOSFET: Combines both the controller and Power MOSFET in one chip, reducing the need for external components and saving board space.

• Quasi-Resonant Operation: Minimizes switching losses and enhances efficiency, particularly at low and medium power levels.

• Wide Input Voltage Range: Supports a broad input voltage range from 85 V to 265 V AC, making it suitable for global power applications.

• Protection Features: Includes overload, short-circuit, overvoltage, and thermal shutdown protections, ensuring robust operation in various conditions.

• Low Standby Power: Consumes very low power in standby mode, optimizing energy efficiency in designs targeting power-conscious applications.

• Enhanced EMI Performance: Operates with reduced electromagnetic interference, making it easier to meet global EMI standards.

Specifications

Applications

• Switch-Mode Power Supplies (SMPS): The VIPER35LE is widely used in SMPS for powering home appliances, industrial control systems, and communication devices. Its high efficiency and integrated design reduce power losses and enhance reliability.

• Home Appliances: Ideal for low- and medium-power applications in household devices such as microwave ovens, refrigerators, washing machines, and air conditioners.

• Consumer Electronics: Used in power adapters and battery chargers for devices like televisions, laptops, and smartphones.

• Industrial Electronics: Deployed in industrial automation equipment where reliable power conversion is essential, such as in sensors, controllers, and communication systems.

• Lighting Systems: Commonly used in LED drivers for efficient and compact lighting solutions, especially in residential and commercial applications.

Use Case Scenarios

• Household Appliances: The VIPER35LE is frequently used in modern home appliances like microwaves and refrigerators, where power conversion efficiency and system integration are critical. Its quasi-resonant operation helps reduce power consumption and noise.

• Consumer Electronics Power Adapters: In devices such as laptops and gaming consoles, the VIPER35LE provides high-efficiency power conversion, ensuring that the devices operate with minimal heat generation and maximum reliability.

• Industrial Control Systems: The VIPER35LE is often found in industrial settings where power supply reliability is essential for systems such as process automation controllers, robotics, and HVAC systems. Its integrated protection mechanisms ensure long-term stable operation.

• LED Lighting Solutions: The VIPER35LE is a popular choice in LED drivers, providing efficient power management for residential and commercial lighting systems, reducing energy consumption, and ensuring flicker-free operation.

Shipping and Transportation

• DHL Express: A premium international courier service offering fast delivery times, door-to-door tracking, and reliable handling of high-value electronics. Ideal for urgent shipments where speed is critical.

• FedEx International Priority: Known for fast and reliable delivery across the globe with extensive tracking features. It’s suitable for time-sensitive shipments.

• UPS Worldwide Express: Offers a balance between speed and cost-effectiveness. Provides reliable international delivery services with tracking options.

• TNT Express: Focuses on economical shipping solutions, especially for European and Asian markets, offering competitive rates with reliable delivery times.

• EMS (Express Mail Service): A cost-effective option for international shipping, particularly for non-urgent deliveries. It offers tracking but is generally slower than premium services like DHL or FedEx.

Frequently Asked Questions

• Q: What is the maximum power output of the VIPER35LE?
  A: The VIPER35LE can deliver up to 30 W of output power, making it ideal for medium-power applications.

• Q: Can the VIPER35LE be used in LED drivers?
  A: Yes, it is commonly used in LED lighting systems, providing efficient power conversion and reducing energy consumption in residential and commercial lighting.

• Q: What protection features are integrated into the VIPER35LE?
  A: The VIPER35LE includes overvoltage, overload, short-circuit, and thermal shutdown protections, ensuring safe and reliable operation.