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FOD2741AS AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

FOD2741AS product

FOD2741AS

Photovoltaic Output

OptoisolatorError AmplifierPower Management

The FOD2741AS is an integrated optically isolated error amplifier combining a 2.5V reference and optocoupler, ideal for space-constrained isolated power supply designs.

Best for

  • Isolated AC-DC power supplies
  • DC-DC converters

Avoid if

  • Applications requiring non-isolated feedback or high-speed digital signal isolation.

Check before use

  • Ensure the LED current limiting resistor is calculated based on the secondary side voltage.

Key specifications

Isolation
5000 Vrms
Reference
2.5 V
CTR
100% - 200%

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
REACH Unaffected
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8541.49.8000

Application

Power SupplyIndustrial

Datasheet

Fairchild-Semiconductor-company-11.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for FOD2741AS: 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

It is an 8-pin SMD optically isolated error amplifier that integrates a precision 2.5V shunt reference and an optocoupler, replacing discrete components in isolated power supply feedback loops.