Power Integrations AC/DC Converter 12V 7-Pin DIP TOP249YN

Power Integrations TOP249YN AC/DC Converter is a high-efficiency power management integrated circuit designed for electronic components requiring stable 12V output in a compact 7-pin DIP package. It supports a maximum input voltage of 265V AC and delivers an output of 80W utilizing flyback topology. The device integrates a high voltage power MOSFET, PWM controller, and comprehensive fault protections onto a single CMOS chip, enhancing system reliability and reducing overall component count.

This converter operates over a wide temperature range from -40°C to 150°C, making it suitable for demanding industrial and commercial applications. Its switching frequency of 132 kHz allows compact transformer and filter designs. The device features a maximum duty cycle of 66.5%, supporting flexible power supply designs with smaller input capacitors.

Ideal for industrial, laboratory, and electronic equipment power supply applications, TOP249YN incorporates advanced functions including soft-start to minimize stress and overshoot, and externally programmable current limits. Integrated line under-voltage detection prevents turn-off glitches and line overvoltage shutdown extends protection against surges. The converter also operates without dummy load at zero load conditions, increasing overall system efficiency.

Energy-saving EcoSmart technology facilitates power-down and wake-up modes through LAN or input port signals, contributing to reduced power consumption in standby. The through-hole DIP package allows easy mounting and maintenance on printed circuit boards.

Use cases include industrial power supplies, instrumentation, telecommunications equipment, and advanced consumer electronics requiring robust and energy efficient AC/DC conversion. Set contains one Power Integrations TOP249YN AC/DC converter device in DIP package.

Includes a fully integrated high voltage power MOSFET and PWM control for efficient power management. Features 7 pins in DIP package type suitable for through-hole mounting. Operates at a switching frequency of 132 kHz providing high efficiency conversion.

Wide operating temperature range from -40°C to 150°C ensures reliability in harsh environments. Maximum duty cycle of 66.5% enables extended power capabilities. Supply current of 1mA ensures low power consumption in standby operations.

Series belongs to TOPSwitch-GX family for advanced integration and control features. Regulates output voltage to 12V with no heatsink required up to 34W power dissipation. Provides line under-voltage and over-voltage protections to enhance resilience against input fluctuations.

Designed for energy efficiency with EcoSmart technology supporting shutdown and wake-up via LAN/input port interface. Explore our selection of semiconductor power management integrated circuits and AC/DC Converters for optimized power solutions on EnvMart.