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1SMA4754A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

1SMA4754A product

1SMA4754A

Diodes - Zener - Single

Zener Diode39VSMA1W

The 1SMA4754A is a 39V, 1W Zener diode in an SMA surface-mount package, suitable for general voltage regulation and protection circuits.

Best for

  • Voltage regulation
  • Circuit protection

Avoid if

  • Applications requiring extremely low leakage current
  • High-power dissipation environments without proper thermal sinking

Check before use

  • Thermal derating requirements
  • PCB footprint compatibility

Key specifications

Nominal Zener Voltage
39 V
Power Dissipation
1 W
Package
SMA (DO-214AC)

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

PowerGeneral

Datasheet

a7be1b3e7f666254d3dd7019f69cb3f7_2304140030_Shandong-Jingdao-Microelectronics-1SMA4754A_C438372.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 1SMA4754A: 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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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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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 39V Zener diode housed in a standard SMA (DO-214AC) surface-mount package, capable of dissipating up to 1W of power.