TOP248YN IC – Power Integrations – Off Line Switcher IC

The TOP248YN is an off-line switcher IC (Integrated Circuit) manufactured by Power Integrations. Here’s an overview of its features and specifications:

• Type: Off-line Switcher IC
• Functionality: The TOP248YN is a monolithic high-voltage integrated circuit designed for off-line power supplies. It integrates a power MOSFET, PWM controller, frequency jittering, and other control circuitry onto a single chip.
• Power Output: Capable of delivering power levels suitable for a wide range of applications, from low-power applications like battery chargers to higher-power applications like LED drivers or small appliances.
• Protection Features: Incorporates various protection features such as over-temperature protection, overvoltage protection, overcurrent protection, and auto-restart for fault recovery, ensuring safe and reliable operation.
• Efficiency: Designed for high efficiency to minimize power losses and improve energy efficiency in power supply designs.
• Package: It’s commonly available in industry-standard packages, such as TO-220, TO-220-5L, or similar, depending on the specific variant.
• Temperature Range: It typically operates across a wide temperature range, often from -40°C to 125°C or beyond, ensuring reliable performance in various environmental conditions.

The TOP248YN is commonly used in various power supply applications, including AC/DC power supplies, LED drivers, auxiliary power supplies, and industrial power systems. Its integration of key power components onto a single chip, along with its protection features and high efficiency, makes it a popular choice among designers for building reliable and efficient power supplies.

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