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1SMA4744A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

1SMA4744A product

1SMA4744A

Zener

Zener Diode1W15VSMA

The 1SMA4744A is a 1W, 15V Zener diode in an SMA (DO-214AC) package, ideal for voltage regulation in surface-mount applications.

Best for

  • Voltage regulation
  • Circuit protection

Avoid if

  • Applications requiring power dissipation significantly above 1W

Check before use

  • Thermal dissipation requirements on the PCB

Key specifications

Nominal Zener Voltage
15 V
Power Dissipation
1 W
Tolerance
±5%

Compliance & Environment

RoHS
ROHS3 Compliant

Application

Voltage Stabilization

Datasheet

1SMA47xxA.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 1SMA4744A: 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

1
1SMA4747AGood-Ark Semiconductor

1SMA4747A is a same-package 1W Zener candidate only for circuits accepting 20V Vz.

Needs validation

Design and risk insights

Questions & answers

The 1SMA4744A is a surface-mount Zener diode with a nominal Zener voltage of 15V and a power dissipation rating of 1W, commonly used for voltage stabilization.