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FSQ500L AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

FSQ500L product

FSQ500L

AC DC Converters

Power SwitchFPSFlybackGreen Mode

The FSQ500L is a compact, integrated power switch designed for cost-effective, low-power offline flyback applications.

Best for

  • Low-power offline adapters
  • Cost-sensitive charger designs

Avoid if

  • High-power applications exceeding 3W
  • Designs requiring external auxiliary windings

Check before use

  • Thermal dissipation requirements
  • Input voltage range

Key specifications

Switching Frequency
130 kHz
Max SenseFET Voltage
700 V
Package
SOT-223-4L

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power AdaptersConsumer Electronics

Datasheet

DSA-29037.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for FSQ500L: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

The FSQ500L is a Green Mode Fairchild Power Switch (FPS) that integrates a 700V SenseFET and a current-mode PWM controller into a single package, designed to replace linear power supplies.