FSFR1700USL

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FSFR1700USL is a popular AC/DC convertor and offline switcher designed by Fairchild Semiconductors. It is an ideal solution for a wide range of applications, such as controlling the motor, driving a range of devices, as well as providing a regulated output voltage and current. The device is also capable of providing power conversion from AC power supply to DC power supply.

The FSFR1700USL is designed with a wide operating voltage range of 4.5V to 25V, an output voltage of 0.6V to 17V, and an output current up to 6.5A. It also features a built-in safety system with overvoltage, overcurrent, and overtemperature protection. The device also offers high-efficiency power conversion, fast transient response, and wide output voltage range.

The device is easy to use and integrates with various applications. It is used in variable power supplies, motor control, automotive systems, and consumer electronics. Its wide input voltage allows operation at high and low voltages, ensuring reliable operation even at the extremes. The device can also be used for power management and AC-DC switching for medium and heavy-duty applications.

The working principle of the FSFR1700USL is based on the principle of switching power conversion. It works by controlling the switching of power and voltage supply to a load in order to regulate the output voltage and current. The device is equipped with a two-channel MOSFET switch, which is designed to convert an AC mains supply to a DC output voltage. The switch is controlled by a central controller, which controls the frequency and pulse-width of the switching waveform to provide the necessary output voltage and current.

The FSFR1700USL also has a built-in protection circuit that senses any overcurrent, overvoltage, or overtemperature conditions, and shuts the system down if necessary. This helps protect the device and the connected application, preventing it from damage. It also ensures safe and reliable operation.

In conclusion, the FSFR1700USL is a popular AC/DC convertor and offline switcher suitable for a wide range of applications. It is easy to use and has a wide operating voltage range, high efficiency, fast transient response, and overcurrent, overvoltage, and overtemperature protection. The device works by controlling the switching of power and voltage supply to the load, converting an AC mains supply to a regulated DC output voltage and current.

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