What is TOP243YN Chip?

 The TOP243YN is a high-efficiency off-line switcher IC from Power Integrations, part of the TOPSwitch-GX family. Designed for compact, reliable AC-DC power supply applications, this IC combines a high-voltage MOSFET, PWM controller, and various protection features in a single package.  

Key Features:

  • Integrated High-Voltage MOSFET: Contains a 700V MOSFET and control circuitry, reducing the need for external components and simplifying design.
  • Wide Input Voltage Range: Operates from 85V to 265V AC, making it suitable for global power standards.
  • Adjustable Power Levels: Supports up to 30W for universal input or 60W for 230V input, ideal for medium-power applications.
  • Efficiency-Optimizing Modes: Uses a multi-mode PWM control that adapts switching frequency based on load, enhancing efficiency across various operating levels.
  • Comprehensive Protections: Includes overvoltage, overcurrent, over-temperature, and short-circuit protections for safe and reliable operation.
  • Energy-Efficient Design: Meets international energy efficiency standards with low standby power requirements, supporting eco-friendly applications.

Applications:

  • Power Adapters: Commonly used in adapters for consumer electronics, like laptops, printers, and monitors.
  • Industrial Power Supplies: Found in industrial control systems, metering equipment, and appliances requiring efficient AC-DC conversion.
  • LED Lighting: Suitable for LED drivers and other lighting systems needing efficient and compact power solutions.

The TOP243YN provides a robust, efficient, and compact solution for medium-power AC-DC converters, balancing power requirements with reliability and energy efficiency for a wide range of consumer and industrial applications.

Search List Page： TOP243YN Parts Search Page | Datasheet PDF | Price | Quantity-MobikeChip 

Reprinted from: https://www.mobikechip.com/static-product-faq-detail/203.html 

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