Manufacturer Part Number
VIPER38LE
Manufacturer
stmicroelectronics
Introduction
VIPER38LE is part of the VIPer™ plus series, designed for power management applications, specifically AC DC converters and offline switches.
Product Features and Performance
Integrated with an 800V avalanche-rugged power section.
Capable of delivering 20 watts of power.
Flyback topology for efficient power conversion.
Features internal switches for streamlined operation.
Offers start-up voltage of 14V and operates on a supply voltage range from 8.5V to 23.5V.
Supports a duty cycle up to 80% for high efficiency.
Switching frequency set at 60kHz to balance efficiency and component size.
Comes with comprehensive fault protection including current limiting, overtemperature, overvoltage, and short circuit.
Product Advantages
High breakdown voltage of 800V ensures robust operation in harsh conditions.
The integrated power MOSFET reduces external component count.
Built-in fault protection enhances system reliability and safety.
The 80% duty cycle allows for high power output with reduced thermal stress.
Key Technical Parameters
Voltage Breakdown: 800V
Voltage Start Up: 14V
Voltage Supply (Vcc/Vdd): 8.5V ~ 23.5V
Duty Cycle: 80%
Frequency Switching: 60kHz
Power (Watts): 20W
Operating Temperature: -40°C ~ 150°C (TJ)
Quality and Safety Features
Integrated protection mechanisms for current, temperature, voltage, and circuit integrity.
Designed to meet rigorous industry standards for safety and reliability.
Compatibility
Through-hole mounting facilitates compatibility with a wide range of PCB designs.
The VIPER38LE is designed for flexibility in various AC/DC power supplies applications.
Application Areas
Suitable for offline power supplies.
Ideal for consumer electronics, home appliances, and industrial control systems.
Product Lifecycle
Currently active product with no known discontinuation notice.
Continuous support and availability of replacements or upgrades.
Several Key Reasons to Choose This Product
Robust design capable of handling up to 800V, ensuring operation in unstable voltage conditions.
The integration of multiple protection features guarantees the longevity and reliability of the application.
Efficiency is optimized through an 80% duty cycle and 60kHz switching frequency.
Suitable for a broad range of applications due to its versatile power range and temperature operation range.
Stmicroelectronics' reputable manufacturing ensures product quality and reliability.