Manufacturer Part Number
LYT4312E
Manufacturer
power-integrations
Introduction
The LYT4312E is a high-performance, high-efficiency, offline flyback switcher intended for use in low-power AC/DC power supplies. It integrates a 725V power MOSFET, PWM controller, and auxiliary winding regulator in a single-chip solution.
Product Features and Performance
Integrated 725V power MOSFET and PWM controller
Flyback, step-down (buck), and step-up (boost) topology support
9% maximum duty cycle operation
140kHz switching frequency
15W power output capability
Wide operating temperature range of -40°C to 150°C (TJ)
Exposed pad package for improved thermal performance
Product Advantages
Highly integrated, single-chip solution reduces component count and simplifies design
High efficiency and power density for compact power supply designs
Robust fault protection features
Versatile topology support for diverse application requirements
Key Reasons to Choose This Product
Exceptional power density and efficiency for compact, high-performance power supplies
Simplified design with integrated power MOSFET, controller, and auxiliary regulator
Wide operating temperature range for use in demanding environments
Reliable operation with comprehensive fault protection features
Quality and Safety Features
Reinforced isolation for safety-critical applications
Robust overcurrent, overvoltage, and overtemperature protection
Compatibility
Suitable for a wide range of AC/DC power supply applications, including consumer electronics, industrial equipment, and more.
Application Areas
Low-power AC/DC power supplies
Compact chargers and adapters
Industrial and commercial equipment
Product Lifecycle
The LYT4312E is an obsolete product, meaning it is no longer in production. However, there are several equivalent or alternative models available from Power Integrations that may be suitable replacements. Customers are advised to contact our website's sales team for more information on the latest product offerings and recommendations for their specific application requirements.
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