Manufacturer Part Number
VIPER28LD
Manufacturer
STMicroelectronics
Introduction
The VIPER28LD is part of the VIPer™ plus series, designed for power management, specifically in AC DC converters and offline switches.
Product Features and Performance
Integrated 800V avalanche-rugged power MOSFET
Active mode at <30mW at 265VAC
Limiting current with adjustable set point
On-board soft-start for smooth operations
Error amplifier for loop regulation
Thermal shutdown protection
Product Advantages
High voltage capability improves reliability
Low power consumption enhances energy efficiency
Built-in protections ensure safe operation
Minimized external component count reduces system cost
Flexible design suitable for a wide range of applications
Key Technical Parameters
Voltage Breakdown: 800V
Internal Switch(s): Yes
Topology: Flyback
Voltage Start Up: 14V
Voltage Supply (Vcc/Vdd): 8.5V ~ 23.5V
Duty Cycle: 80%
Frequency Switching: 60kHz
Power (Watts): 16W
Fault Protection: Current Limiting, Over Temperature, Over Voltage, Short Circuit
Operating Temperature: -40°C ~ 150°C (TJ)
Quality and Safety Features
Over Temperature Protection
Over Voltage Protection
Short Circuit Protection
Current Limiting
Designed to meet regulatory safety standards
Compatibility
Compatible with a wide range of AC input voltages
Suitable for different power supply designs with its adjustable features
Application Areas
Switching power supplies
Adapters and chargers
Standby power supplies
Auxiliary converters
Product Lifecycle
Product Status: Active
Continuously supported with updates and potential future upgrades
Several Key Reasons to Choose This Product
High-voltage capabilities allow for use in robust applications
Low standby power consumption meets eco-design directives
Comprehensive protection features safeguard against a wide range of fault conditions
The product's flexibility makes it ideal for customized designs
Active product lifecycle status ensures ongoing support and availability
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