Manufacturer Part Number
VIPER37LD
Manufacturer
stmicroelectronics
Introduction
The VIPER37LD from STMicroelectronics is a high-voltage converter specifically designed for power management applications, notably AC DC conversions and offline switching.
Product Features and Performance
Integrated 800V avalanche-rugged power MOSFET
Adjustable switching frequency up to 60kHz
Flyback topology for efficient power conversion
Supports isolated output configuration
Built-in protections: Current Limiting, Over Temperature, Over Voltage
Soft-start and standby management for energy-saving
20W output power capability
Compatibility with a wide supply voltage range (8.5V ~ 23.5V)
80% maximum duty cycle for optimal power efficiency
Product Advantages
High breakdown voltage provides robustness in fluctuating power environments.
Integrated protections enhance system reliability and safety.
The versatile supply voltage range accommodates various power sources.
Efficient power conversion reduces energy loss.
Ease of use in design with integrated MOSFET and control features.
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
Current limiting prevents damage from overcurrent conditions.
Over-temperature protection ensures operation within safe temperature limits.
Over-voltage protection safeguards against excessive input voltage.
Compatibility
Compatible with various AC and DC supply sources within its voltage range.
Suitable for surface mount technology with its SOIC package.
Application Areas
Power supplies for consumer electronics
Industrial power units
Smart home systems
Energy management solutions
Product Lifecycle
Currently active and widely available.
No immediate discontinuation announced; future upgrade paths may include higher power versions or efficiency improvements.
Several Key Reasons to Choose This Product
High integration reduces external component count and simplifies design.
Robust protection features ensure longevity and reliability of end applications.
The wide operating temperature range makes it suitable for harsh environments.
Flexible power supply compatibility streamlines incorporation into various projects.
STMicroelectronics' reputation for quality and support adds confidence to the choice.