TNY278PN AC/DC Off-Line Switcher IC, TinySwitch-III Family, Flyback, 85 VAC

The TNY278PN is a highly integrated AC/DC off-line switcher IC belonging to the TinySwitch-III family, designed for flyback converter applications. This IC offers an energy-efficient and cost-effective solution for power supplies ranging from mobile chargers to auxiliary power supplies in appliances and industrial equipment. Operating from an 85 VAC input, the TNY278PN incorporates a power MOSFET, oscillator, control circuitry, and auto-restart functionality into a single package, simplifying design and reducing component count. Its advanced features, such as EcoSmart technology, minimize standby power consumption, making it compliant with global energy efficiency standards. The TNY278PN is an ideal choice for designers seeking a compact, reliable, and energy-efficient power conversion solution.

Key features of the TNY278PN include integrated power MOSFET, which reduces external component count and simplifies PCB layout. The EcoSmart technology enables extremely low standby power consumption, typically less than 100 mW, meeting stringent energy efficiency requirements. The auto-restart protection feature safeguards the power supply and connected devices from overload and short-circuit conditions. The frequency jittering function minimizes EMI emissions, reducing the need for external filtering components. The built-in current limit and thermal shutdown protection enhance the reliability and safety of the power supply. The TNY278PN also offers a wide input voltage range, accommodating various AC line voltages. Its compact package allows for space-saving designs, making it suitable for applications with limited board space.

The TNY278PN finds applications in a wide range of power supply designs, including mobile chargers, adapters, standby power supplies for consumer electronics, and auxiliary power supplies in industrial equipment. In mobile chargers, its high efficiency and low standby power consumption contribute to energy savings and reduced heat dissipation. In adapters, its compact size and integrated features simplify design and reduce manufacturing costs. In standby power supplies, its EcoSmart technology ensures compliance with energy efficiency standards. In industrial equipment, its robust protection features enhance reliability and prevent damage from overload or short-circuit conditions. The TNY278PN is a versatile and reliable solution for various power conversion needs.

When selecting an AC/DC off-line switcher IC, it is important to consider factors such as input voltage range, output power requirements, efficiency, protection features, and package size. The TNY278PN excels in all these areas, offering a comprehensive solution for demanding applications. Its wide input voltage range accommodates various AC line voltages, while its integrated power MOSFET and EcoSmart technology contribute to high efficiency and low standby power consumption. The built-in protection features safeguard the power supply and connected devices from overload and short-circuit conditions. Its compact package allows for space-saving designs, making it suitable for applications with limited board space. By carefully considering these factors, you can ensure that the TNY278PN is the right choice for your application.

In conclusion, the TNY278PN AC/DC Off-Line Switcher IC from the TinySwitch-III family is a highly integrated, energy-efficient, and cost-effective solution for flyback converter applications. Its integrated power MOSFET, EcoSmart technology, and robust protection features make it an ideal choice for mobile chargers, adapters, standby power supplies, and auxiliary power supplies in industrial equipment. Simplify your power supply design and enhance energy efficiency with the TNY278PN. Order yours today and experience the benefits of this high-performance IC.