FSQ0565RSWDTU

AC DC Converters, Offline Switchers Overview

The FSQ0565RSWDTU is an offline flyback converter IC from onsemi's FPS series, designed for AC/DC conversion. It integrates a high-voltage power switch rated at 650V and operates within a switching frequency range of 48kHz to 67kHz. The device supports a maximum output power of 80W and functions with a supply voltage between 8V and 20V. It utilizes current-mode control with pulse width modulation and features a built-in soft start mechanism. The component is housed in a TO-220F-6L flange mount package and operates across a temperature range of -25°C to 85°C.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a 650V high-voltage power switch for efficient offline power conversion
• Includes comprehensive fault protection mechanisms such as overcurrent, overload, overtemperature, overvoltage, and short-circuit protection
• Features a built-in soft start function to minimize inrush current during startup

AC DC Converters, Offline Switchers Applications

• Offline flyback power supplies
• AC/DC converters
• SMPS power switches

AC DC Converters, Offline Switchers Procurement Notes

Verify the part status carefully as this component is listed as obsolete or end-of-life by the manufacturer. Confirm availability through authorized distributors or secondary markets, as standard direct procurement channels may no longer support new orders. Ensure compatibility with existing designs before sourcing replacement units.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring a robust integrated solution for low-to-medium power offline conversion. The integrated high-voltage switch simplifies design complexity compared to discrete solutions. Consider the thermal performance of the TO-220F package for heat dissipation requirements in enclosed environments.

AC DC Converters, Offline Switchers Part Context

This part belongs to the FPS series of power management ICs from onsemi, which are specialized for offline switching applications. The series focuses on providing integrated solutions that combine control logic with power switching capabilities to reduce component count and improve reliability in power supply designs.

AC DC Converters, Offline Switchers Replacement Considerations

Check for compatible alternatives within the same FPS family or similar off-line controller architectures. Verify pinout compatibility and electrical specifications such as breakdown voltage and switching frequency ranges when evaluating substitutes.