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SMA4739A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMA4739A product

SMA4739A

Diodes - Zener - Single

Zener Diode9.1V1WSMA

The SMA4739A is a 9.1V, 1W surface mount Zener diode in an SMA package, ideal for general-purpose voltage regulation and protection.

Best for

  • Voltage regulation
  • Circuit protection

Avoid if

  • Applications requiring high-precision voltage references

Check before use

  • Thermal design on PCB

Key specifications

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

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
1
ECCN
-
HTSUS
-

Application

PowerGeneral

Datasheet

b4913ecf0acbd8c0ecc0b1aeda41af68_2401111802_Yangzhou-Yangjie-Elec-Tech-SMA4739A_C20603722.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMA4739A: 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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Alternative components

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

Design and risk insights

Questions & answers

The SMA4739A is a glass-passivated Zener diode designed for surface mount assembly, providing a stable 9.1V reference voltage.