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1SMA5939BT3G-MS AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

1SMA5939BT3G-MS product

1SMA5939BT3G-MS

Diodes - Zener - Single

Zener Diode39V1.5WSMA

The 1SMA5939BT3G-MS is a 39V, 1.5W Zener diode in an SMA package, ideal for voltage regulation and ESD protection in surface-mount applications.

Best for

  • Voltage regulation
  • Transient voltage suppression

Avoid if

  • Applications requiring extremely low power dissipation or non-standard footprints.

Check before use

  • Thermal derating curves for your specific ambient temperature.

Key specifications

Zener Voltage
39 V
Power Rating
1.5 W
Package
SMA (DO-214AC)

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power SuppliesIndustrial Controls

Datasheet

2226ecdf0a241b5c11b7bf716ef1b3ca_2310191715_MSKSEMI-1SMA5939BT3G-MS_C18547741.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 1SMA5939BT3G-MS: 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

It is a 39V Zener diode from MSKSEMI, designed for surface-mount PCB assembly in an SMA (DO-214AC) package.