Andrew
Andrew Content Marketer
On Jul 29, 2025

SMAJ28CA ESD Suppressors / TVS Diodes by YFW Electronics – Superior Circuit Protection for Sensitive Systems

The ESD Suppressors / TVS Diodes SMAJ28CA by YFW Electronics are bidirectional transient voltage suppressor diodes designed to protect critical electronic circuits from ESD strikes, power surges, and lightning-induced transients. With a reverse stand-off voltage of 28V and a peak pulse power rating of 400W, these devices offer reliable and fast-acting surge protection for a wide range of industrial and automotive applications.

In this blog, we’ll highlight the product's features, technical specifications, application areas, and why Circuit Protection, ESD Suppressors / TVS Diodes by YFW Electronics are trusted by engineers worldwide.


Technical Specifications of SMAJ28CA

  • Manufacturer: YFW Electronics

  • Part Number: SMAJ28CA

  • Type: TVS Diode – Bidirectional

  • Reverse Stand-Off Voltage (VR): 28V

  • Breakdown Voltage (VBR): 31.1V – 34.4V

  • Clamping Voltage (VC): 45.4V Max

  • Peak Pulse Current (IPP): 8.8A

  • Peak Pulse Power (PPP): 400W (10/1000µs waveform)

  • Response Time: < 1 picosecond

  • Package: DO-214AC (SMA)

  • Category: Circuit Protection, ESD Suppressors / TVS Diodes by YFW Electronics

Designed for speed, strength, and compact integration, this device provides robust protection in demanding electronic environments.


Key Features of SMAJ28CA

  • Bidirectional Surge Protection – Protects both signal polarities

  • 400W Peak Power Handling – Defends against intense surge events

  • Ultra-Fast Response Time – Clamps transient threats in under 1 picosecond

  • SMA Package Design – Compact form factor ideal for modern PCBs

  • RoHS Compliant – Environmentally friendly and globally accepted

These features make Circuit Protection, ESD Suppressors / TVS Diodes by YFW Electronics a reliable choice for high-stakes electronics.


Applications of SMAJ28CA Diodes

SMAJ28CA by YFW Electronics is well-suited for:

  • Automotive ECUs, sensors, and CAN/LIN networks

  • Industrial automation and robotics systems

  • Communication interfaces like RS-485, USB, and Ethernet

  • Power supply input lines and voltage rails

  • Consumer electronics and IoT devices

For versatile and durable protection, professionals choose Circuit Protection, ESD Suppressors / TVS Diodes by YFW Electronics.


Wiring and Connection Overview

Typical integration in a circuit:

[Signal Line] — [SMAJ28CA] — [Ground]

Installed across signal or power lines, this configuration provides instant surge suppression for both positive and negative voltage spikes.


Use Case Scenario: Protection for Automotive Sensor Networks

Scenario: A global automotive parts supplier required surge protection for wheel speed sensors exposed to fluctuating ground potentials.

Problem: Repeated damage from ESD and inductive transients led to increased warranty claims.

Solution: They implemented SMAJ28CA ESD Suppressors / TVS Diodes by YFW Electronics across sensor inputs.

Result: Enhanced system durability, reduced failures, and improved field reliability—demonstrating the real-world value of Circuit Protection, ESD Suppressors / TVS Diodes by YFW Electronics.


Download Datasheet for SMAJ28CA

Need technical specs, layout recommendations, or compliance details?

Download the SMAJ28CA Datasheet from Xon Electronics


Why Buy from Xon Electronics?

Buy genuine Circuit Protection, ESD Suppressors / TVS Diodes by YFW Electronics from Xon Electronics and get:

  • 100% Verified YFW Electronics Products
  • Global Delivery – USA, India, Australia, Europe & More
  • Bulk Purchase Options for OEMs and Distributors
  • Expert Integration Support
  • Secure & Fast Checkout

Explore more at www.xonelec.com


Conclusion

The SMAJ28CA ESD Suppressors / TVS Diodes by YFW Electronics are engineered for speed, strength, and stability. Designed for bidirectional protection and built to absorb high-energy transients, they are ideal for protecting automotive, industrial, and communication systems. Choose Circuit Protection, ESD Suppressors / TVS Diodes by YFW Electronics from Xon Electronics with global shipping to the USA, India, Australia, Europe, and other countries.


FAQs – SMAJ28CA by YFW Electronics

Q1. Is SMAJ28CA bidirectional?
Yes, it offers symmetrical protection for both positive and negative surges.

Q2. What is its maximum pulse power capacity?
It can absorb up to 400W in a 10/1000µs surge waveform.

Q3. Is this diode suitable for automotive applications?
Yes, it is widely used in ECUs, sensors, and automotive communication lines.

Q4. How fast does it clamp a surge?
It responds in less than 1 picosecond for immediate protection.

Q5. Where can I buy it globally?
Buy from www.xonelec.com, with shipping to USA, India, Australia, Europe, and other countries.




Looking for help? Visit our FAQ's Section to answer to all your questions

 

X-ON Worldwide Electronics

Welcome To X-ON Electronics
For over three decades, we have been advocating and shaping the electronic components industry. Our management complements our worldwide business scope and focus. We are committed to innovation, backed by a strong business foundation. If you need a trustworthy supplier of electronic components for your business – look no further.
 

Copyright ©2025  X-ON Electronics Services. All rights reserved.
Please ensure you have read and understood our Terms & Conditions before purchasing. All prices exclude GST.

Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted AS9120 Certified