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BUY UC3872N https://www.utsource.net/itm/p/483364.html
Power Factor Controller
The UC3872N is a current-mode PWM controller manufactured by Texas Instruments. It is a 14-pin DIP package and is designed for use in off-line and DC-to-DC converter applications. Description: The UC3872N is a current-mode PWM controller that is designed to provide the necessary control and protection functions for off-line and DC-to-DC converter applications. It features a high-performance current-mode control with a wide operating frequency range, adjustable dead time, and a wide range of protection features. The UC3872N also includes a built-in voltage reference, an oscillator, a temperature compensation circuit, and a power-on reset circuit. Features: Current-mode PWM control Wide operating frequency range Adjustable dead time Built-in voltage reference Oscillator Temperature compensation circuit Power-on reset circuit Over-voltage, over-current, and over-temperature protection Applications: The UC3872N is suitable for use in off-line and DC-to-DC converter applications such as AC/DC adapters, battery chargers, and switching power supplies. It is also suitable for use in motor control applications such as fans, pumps, and compressors. (For reference only)