TOP244PN,Off-Line Switcher IC, 700V,28W

The TOP244PN - DIP is a high-efficiency off-line switcher IC from Power Integrations, part of the TOPSwitch-GX family. This IC integrates a 700V power MOSFET, oscillator, and control circuitry, offering a flexible solution for a wide range of power supply designs. Its universal input voltage range (85V to 265V AC) allows for global usage, making it ideal for applications such as adapters, chargers, industrial power supplies, and appliance control systems.

The TOP244PN supports 20W of output power in adapter designs and up to 28W in open-frame designs when powered by 230VAC. With built-in thermal shutdown, overvoltage protection, and programmable current limiting, the IC ensures safe operation under a variety of load and environmental conditions. The device operates at a 132kHz switching frequency, reducing the size of external components, and includes frequency jittering to minimize EMI.

Packaged in a DIP-8 form, the TOP244PN is ideal for designs requiring minimal external components and high efficiency. Its integrated protection features and versatile performance make it a reliable choice for consumer electronics, industrial applications, and low-power devices.

• Integrated 700V Power MOSFET – Offers high efficiency and eliminates the need for external components.
• Wide Input Voltage Range – Operates from 85V to 265V AC, making it suitable for global applications.
• Power Output – Delivers up to 20W in adapter designs and 28W in open-frame designs at 230VAC.
• Built-in Protection Features – Includes thermal shutdown, overvoltage protection, and current limiting for enhanced safety.
• Compact DIP-8 Package – Designed for space-saving power supply solutions in various applications.
• 132kHz Switching Frequency – Ensures efficient power conversion and reduces the size of external components.