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MM1Z3V9B AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

MM1Z3V9B product

MM1Z3V9B

Diodes

Zener DiodeSOD-123Voltage Regulation

The MM1Z3V9B is a 3.9V, 500mW Zener diode in a SOD-123 package, ideal for voltage regulation and overvoltage protection in surface-mount designs.

Best for

  • Voltage regulation
  • Overvoltage protection

Avoid if

  • Applications requiring power dissipation significantly above 500mW

Check before use

  • Thermal resistance and PCB layout

Key specifications

Zener Voltage
3.9 V
Power Dissipation
500 mW
Package
SOD-123

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Voltage RegulationOvervoltage Protection

Datasheet

b2412efc62f1b97abe3ed4aea58bf9bd_2304140030_Shandong-Jingdao-Microelectronics-MM1Z3V9B_C382778.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for MM1Z3V9B: 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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Alternative components

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

Design and risk insights

Questions & answers

The MM1Z3V9B is a silicon planar Zener diode with a nominal Zener voltage of 3.9V, designed for surface-mount applications.