FSQ500L

AC DC Converters, Offline Switchers Overview

The FSQ500L is a Green Mode Fairchild Power Switch (FPS) integrating a 700V SenseFET and a current-mode PWM controller. It operates in flyback topology at 130kHz with an output current of 0.245A. The device is housed in a SOT-223-4 package for surface mount installation.

AC DC Converters, Offline Switchers Feature Summary

• Integrates high-voltage power switch and control logic
• Features Green Mode efficiency technology
• Includes built-in current-mode PWM controller

AC DC Converters, Offline Switchers Applications

• Offline flyback power supplies
• AC/DC converter circuits
• General purpose power management

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix against official onsemi documentation to confirm exact electrical characteristics and packaging options. Confirm RoHS compliance status and lead times directly with authorized distributors or the manufacturer before placing orders.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring integrated offline switching capabilities in a compact surface-mount form factor. Ensure the design supports the specified 130kHz operating frequency and thermal requirements for the SOT-223-4 package.

AC DC Converters, Offline Switchers Part Context

Part of the Green Mode FPS family designed for high-efficiency offline conversion. Combines power and control functions to reduce external component count and simplify PCB layout for AC/DC applications.

AC DC Converters, Offline Switchers Replacement Considerations

Consult official substitution guides for equivalent Green Mode FPS devices. Verify pin compatibility and electrical ratings before replacing with alternative manufacturers' parts.