onsemi

FSFR2000

FSFR2000 Description

The FSFR2000 is an offline switch half-bridge IC designed by onsemi, a leading manufacturer in the electronics industry. This device is part of the FSFR series and is known for its robust performance and versatile applications. The FSFR2000 features a through-hole mounting type, making it suitable for a variety of printed circuit board (PCB) designs. It operates within a wide supply voltage range of 11.3V to 25V and offers a power output of up to 350 watts. The device is equipped with internal switches and provides a voltage breakdown rating of 500V, ensuring reliable performance in high-voltage environments.

FSFR2000 Features

The FSFR2000 offers several advanced features that enhance its performance and reliability. It includes control features such as enable (EN) and frequency control, allowing for precise regulation of the switching frequency up to 300kHz. The device also incorporates comprehensive fault protection mechanisms, including current limiting, overload, over-temperature, and over-voltage protection, ensuring safe operation under various conditions.

The FSFR2000 is designed with a duty cycle of 50%, providing balanced power distribution and efficient operation. It has a startup voltage of 14.5V, ensuring reliable activation in different power supply scenarios. The device is packaged in a tube, offering protection and ease of handling during manufacturing processes. Additionally, the FSFR2000 is REACH unaffected, adhering to stringent environmental regulations.

FSFR2000 Applications

The FSFR2000 is ideal for a range of applications due to its high power output, robust fault protection, and versatile control features. It is particularly suited for AC-DC converters and offline switch applications where high efficiency and reliability are critical. The device's wide supply voltage range and internal switches make it suitable for power supplies in consumer electronics, industrial equipment, and telecommunications infrastructure.

Specific use cases include power adapters, battery chargers, and LED drivers, where the FSFR2000's high power output and efficient operation can significantly enhance performance. The device's fault protection features make it an excellent choice for applications requiring high reliability and safety, such as medical devices and critical industrial systems.

Conclusion of FSFR2000

The FSFR2000, manufactured by onsemi, stands out as a high-performance offline switch half-bridge IC. Its combination of robust technical specifications, advanced control features, and comprehensive fault protection makes it a reliable choice for a variety of applications. Despite being marked as obsolete, the FSFR2000 continues to offer significant advantages over similar models, particularly in its ability to handle high power outputs and provide efficient operation. For engineers and designers seeking a reliable and versatile solution for their AC-DC converter and offline switch needs, the FSFR2000 remains a compelling option.