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SMF4L28A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMF4L28A product

SMF4L28A

TVS - Diodes

TVS Diode400WUnidirectionalSOD-123FL

The SMF4L28A is a 400W unidirectional TVS diode from Littelfuse, optimized for protecting sensitive electronics from voltage transients in a compact SOD-123FL package.

Best for

  • I/O interface protection
  • Power supply transient suppression

Avoid if

  • Applications requiring bidirectional protection

Check before use

  • Maximum transient energy levels

Key specifications

Peak Pulse Power
400 W
Standoff Voltage
28 V
Clamping Voltage
45.4 V

Compliance & Environment

RoHS
Y
REACH
-
MSL
1
ECCN
-
HTSUS
8541100080.0

Application

Consumer ElectronicsPower Supplies

Datasheet

6bd0cf029ac971c55fd7c7617de1ffb1_2007091518_SEMIWARE-SMF4L28A_C696689.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMF4L28A: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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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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Where to Buy

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Alternative components

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

Design and risk insights

Questions & answers

It is a 400W peak pulse power unidirectional TVS diode designed for surface-mount applications, specifically for protecting I/O interfaces and power lines.