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1SMA4742 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

1SMA4742 product

1SMA4742

Diodes - Zener - Single

Zener Diode12V1WSMA

The 1SMA4742 is a 12V, 1W surface-mount Zener diode in an SMA package, ideal for voltage regulation in compact electronic circuits.

Best for

  • Voltage regulation
  • Overvoltage protection

Avoid if

    Check before use

    • Thermal management in high-density layouts

    Key specifications

    Nominal Zener Voltage
    12 V
    Power Dissipation
    1 W
    Tolerance
    5%

    Compliance & Environment

    RoHS
    ROHS3 Compliant
    REACH
    REACH Affected
    MSL
    1 (Unlimited)
    ECCN
    EAR99
    HTSUS
    8541.10.0050

    Application

    General Purpose

    Datasheet

    b442e58cb9d72edbc2bd162df772e636_1SMA4728~4777.pdf

    800 KB

    Datasheet AI

    CAD Models

    Download ECAD models for 1SMA4742: 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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    Login required · CAD models billed separately as an add-on

    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 1SMA4742 is a 12V Zener diode manufactured by SMC Diode Solutions, designed for surface-mount applications in an SMA (DO-214AC) package.