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1SMA4742A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

1SMA4742A product

1SMA4742A

Diodes - Zener - Single

Zener Diode12V1WSMA

The 1SMA4742A is a 1W, 12V Zener diode in an SMA package, ideal for general-purpose voltage regulation in surface-mount designs.

Best for

  • Voltage regulation
  • Circuit protection

Avoid if

  • High-power applications exceeding 1W

Check before use

  • Thermal derating requirements

Key specifications

Zener Voltage
12 V
Power Rating
1 W
Package
DO-214AC (SMA)

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

General Power

Datasheet

a33a782b4d4df12b92ca8af5fd5308d0_2404021724_FOSAN-1SMA4742A_C5353097.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 1SMA4742A: 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

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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 a silicon planar Zener diode with a nominal Zener voltage of 12V, capable of 1W power dissipation.