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On Nov 19, 2025


SMBJ15A ESD Protection Diodes / TVS Diodes by Littelfuse – Fast & Reliable Surge Suppression


Introduction

The ESD Protection Diodes / TVS Diodes SMBJ15A by Littelfuse provides robust protection against ESD strikes, transient surges, and voltage spikes in sensitive electronic circuits. As part of the Circuit Protection, ESD Protection Diodes / TVS Diodes category, this device ensures high-performance clamping and rapid response for both industrial and consumer applications.

Available globally at www.xonelec.com, the SMBJ15A is widely used for securing data lines, power rails, communication devices, and critical control systems.


Technical Specifications

  • Manufacturer: Littelfuse

  • Part Number: SMBJ15A

  • Type: Unidirectional TVS Diode

  • Working Peak Reverse Voltage (VRWM): 15V

  • Breakdown Voltage (VBR): 16.7V–18.5V

  • Peak Pulse Power: 600W

  • Peak Pulse Current (Ipp): 34A

  • Package Type: SMB (DO-214AA)

  • Category: Circuit Protection, ESD Protection Diodes / TVS Diodes

The SMBJ15A offers outstanding protection performance with rapid clamping and stable surge handling.


Key Features

  • 600W peak pulse power

  • Ultra-fast response to ESD and surge events

  • Low clamping voltage for enhanced circuit safety

  • High reliability in industrial and commercial systems

  • Compact SMB package for efficient PCB mounting

These advantages make it a top choice for Circuit Protection, ESD Protection Diodes / TVS Diodes in sensitive electronic environments.


Applications

The SMBJ15A ESD Protection Diodes / TVS Diodes by Littelfuse is ideal for:

  • Power line and DC supply protection

  • Data communication ports

  • Industrial automation equipment

  • Consumer electronics

  • Automotive ECUs and sensor modules

Its fast clamping performance enhances the reliability of vital Circuit Protection applications.


Wiring and Connection Overview

  • Cathode: Connects to the protected signal or supply line

  • Anode: Connects to ground

The SMBJ package ensures stable thermal operation, suitable for ESD Protection Diodes / TVS Diodes with high surge capability.


Use Case Scenario – Data Interface Surge Protection

Scenario: A communication interface repeatedly failed due to sudden surges and ESD strikes.
Problem: Standard diodes reacted too slowly, causing damage to sensitive components.
Solution: The SMBJ15A ESD Protection Diodes / TVS Diodes by Littelfuse delivered rapid transient suppression and stable clamping performance.
Result: No further failures, improved device protection, and longer equipment lifespan.

This underscores the importance of Circuit Protection, ESD Protection Diodes / TVS Diodes in modern electronic systems.


Download Datasheet for SMBJ15A

Download the SMBJ15A Datasheet from XON Electronics.


Also Available from Other Manufacturers

XON Electronics also supplies SMBJ15A and equivalent ESD Protection Diodes / TVS Diodes from:


Why Buy from XON Electronics?

Buy the SMBJ15A from www.xonelec.com and benefit from:

  • 100% genuine Littelfuse components

  • Global shipping to USA, India, Australia, Europe & other countries

  • Competitive pricing with OEM and bulk support

  • Fast and secure procurement process

  • Trusted distributor for Circuit Protection, ESD Protection Diodes / TVS Diodes products


Conclusion

The SMBJ15A ESD Protection Diodes / TVS Diodes by Littelfuse delivers reliable and fast surge protection for sensitive circuits. As a key part of the Circuit Protection, ESD Protection Diodes / TVS Diodes family, it ensures long-term durability and superior transient suppression for industrial and commercial applications.

Buy SMBJ15A today from www.xonelec.com and safeguard your designs with Littelfuse quality.


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