7/28/2025 6:01:45 AM   By  Andrew  in

SMAJ28CA ESD Suppressors / TVS Diodes by Bourns – High-Speed Circuit Protection You Can Trust

For reliable surge protection in compact electronic systems, the ESD Suppressors / TVS Diodes SMAJ28CA by Bourns provide fast, bidirectional transient voltage suppression. Built with performance and space-efficiency in mind, these devices are essential in modern circuit protection applications for automotive, telecom, industrial, and consumer electronics.

With 400W peak pulse power, low leakage current, and a surface-mount DO-214AC (SMA) package, ESD Suppressors / TVS Diodes by Bourns are the ideal choice for engineers seeking robust protection without sacrificing board space.


Technical Specifications

  • Manufacturer: Bourns

  • Part Number: SMAJ28CA

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

  • Polarity: Bidirectional

  • Stand-Off Voltage: 28V

  • Breakdown Voltage: 31.1V – 34.4V

  • Clamping Voltage: 45.4V

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

  • Mounting Type: Surface Mount (SMA)

  • Compliance: RoHS, Lead-Free

Engineered for efficiency and performance, ESD Suppressors / TVS Diodes by Bourns protect sensitive lines from ESD, EFT, and lightning-induced transients.


Key Features

  • ? 400W peak power protection

  • ? Fast response time (<1ns)

  • ? Low leakage current

  • ? Bidirectional surge protection

  • ? Compact SMA package for SMT

ESD Suppressors / TVS Diodes by Bourns are a key component in any robust circuit protection design for high-reliability systems.


Applications

  • USB, HDMI, Ethernet, and RS-485 ports

  • Automotive electronics (ECU, infotainment, sensors)

  • Industrial automation and sensors

  • Communication equipment

  • Consumer and medical electronics

The versatility and dependability of ESD Suppressors / TVS Diodes by Bourns make them indispensable for protecting today’s fast, low-voltage circuitry.


Use Case: Industrial Sensor Node Protection

Scenario: A manufacturer of IIoT sensor nodes experienced recurring failures due to ESD in factory environments.

Challenge: Standard diodes were too slow and bulky for the space-constrained PCBs.

Solution: Replacing them with SMAJ28CA ESD Suppressors / TVS Diodes by Bourns provided fast, bidirectional protection.

Result: Sensor reliability improved by 40%, and downtime was drastically reduced—all with compact, compliant circuit protection.


Download the Datasheet

Need technical drawings or compliance data?

[Download SMAJ28CA Datasheet from Xon Electronics]


Available Now at Xon Electronics

Why Xon Electronics?

  • Original ESD Suppressors / TVS Diodes by Bourns
  • Global delivery to USA, India, Australia, Europe & more
  • Large inventory and fast dispatch
  • Bulk purchase options for OEMs
  • Safe & secure shopping at www.xonelec.com

Conclusion

The SMAJ28CA ESD Suppressors / TVS Diodes by Bourns offer compact, reliable, and fast-response circuit protection for a wide variety of applications. Their robust construction and compliance with global safety standards make them a preferred solution for engineers and OEMs worldwide. Order today from Xon Electronics and get fast delivery to the USA, India, Australia, Europe, and other countries.


FAQs – SMAJ28CA by Bourns

Q1. Is this diode RoHS compliant?
Yes, it is RoHS and lead-free certified.

Q2. Can this be used for USB and Ethernet lines?
Yes, it offers excellent protection for high-speed data lines.

Q3. Is SMAJ28CA bidirectional?
Yes, it provides bidirectional transient suppression.

Q4. What is the maximum power rating?
400W peak pulse power (10/1000µs waveform).

Q5. Do you ship globally?
Absolutely! We deliver to the USA, India, Australia, Europe, and more.




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