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SMBJ30A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SMBJ30A product

SMBJ30A

Transient Voltage Suppressors (TVS)

TVS Diode600WSMBUnidirectional

The SMBJ30A is a 600W unidirectional TVS diode in an SMB package, designed for protecting sensitive electronics from voltage transients.

Best for

  • Power supply protection
  • Signal line protection

Avoid if

  • High-speed data lines where capacitance might be an issue

Check before use

  • Clamping voltage vs. IC tolerance

Key specifications

Standoff Voltage
30 V
Clamping Voltage
48.4 V
Peak Pulse Power
600 W
Package
SMB (DO-214AA)

Compliance & Environment

RoHS
RoHS Compliant
REACH
REACH Unaffected
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8541.10.0080

Application

Power SupplyIndustrial ControlConnectivity

Datasheet

72755573bd5a994eab7bf3484fab069c_2304140030_Shenzhen-Jinkaisheng-Elec-SMBJ30A_C362090.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SMBJ30A: 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

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

2
PartDetailsMatch
SMBJ30ABOURNS

This is a cross-vendor alternative with identical key specs and package, likely a pin-to-pin replacement.

Needs validation

Design and risk insights

Questions & answers

The SMBJ30A is a surface-mount transient voltage suppressor (TVS) diode from MDD, rated for 600W peak pulse power.