Andrew
Andrew Content Marketer
On Jul 28, 2025

SMAJ28CA ESD Suppressors / TVS Diodes by FTR – High-Efficiency Surge Defense for Modern Electronics

Surges, ESD events, and voltage spikes can cause irreversible damage to sensitive electronic circuits. The ESD Suppressors / TVS Diodes SMAJ28CA by FTR are built to prevent these failures and ensure uninterrupted system performance. Offering robust bidirectional clamping and ultra-fast response time, these components are a dependable solution for effective circuit protection in industrial, automotive, and communication applications.

When precision and reliability are paramount, the ESD Suppressors / TVS Diodes by FTR stand out with their balance of performance and space efficiency.


Technical Specifications

  • Brand: FTR

  • Part Number: SMAJ28CA

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

  • 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 (DO-214AC/SMA)

  • Certifications: RoHS Compliant

The ESD Suppressors / TVS Diodes by FTR are designed to suppress high-energy transients without compromising system integrity, making them essential for modern circuit protection.


Key Features

  • 400W peak power protection

  • Bidirectional clamping for symmetrical voltage spikes

  • Compact DO-214AC (SMA) surface-mount package

  • Quick response time to ESD threats

  • RoHS and lead-free compliant

The compact and durable design of ESD Suppressors / TVS Diodes by FTR ensures seamless integration into high-density PCBs, enhancing circuit protection without requiring additional board space.


Applications

  • Data ports: USB, HDMI, Ethernet

  • Industrial control systems

  • Automotive CAN/LIN buses

  • Baseband and telecom hardware

  • Home automation and consumer electronics

These versatile ESD Suppressors / TVS Diodes by FTR provide protection where speed and efficiency are vital to maintaining system uptime.


Real-World Use Case

Challenge: A network device manufacturer experienced repeated failures due to lightning-induced transients during monsoon season.

Solution: Engineers implemented SMAJ28CA ESD Suppressors / TVS Diodes by FTR at Ethernet and signal lines.

Result: Product returns due to surge damage dropped by over 90%, significantly improving reliability and customer satisfaction.


Download the Datasheet

[Download SMAJ28CA Datasheet – From Xonelec]


Purchase at Xonelec

  • Authentic ESD Suppressors / TVS Diodes by FTR
  • Global delivery to USA, India, Australia, Europe & other regions
  • Ready-to-ship inventory
  • Safe & fast checkout
  • Visit: www.xonelec.com

Conclusion

The SMAJ28CA ESD Suppressors / TVS Diodes by FTR provide critical circuit protection with their robust surge capability, bidirectional design, and compliance with industry standards. Compact yet powerful, they are the ideal choice for engineers looking to safeguard electronic devices. Order from Xonelec today with fast shipping across the USA, India, Australia, Europe, and beyond.


FAQs – SMAJ28CA by FTR

Q1. Is this TVS diode bidirectional?
Yes, it protects against both positive and negative transients.

Q2. Is it suitable for automotive use?
Yes, ideal for in-vehicle communication lines and ECUs.

Q3. Is the product RoHS compliant?
Yes, it is fully RoHS and lead-free certified.

Q4. Can I use it on USB ports?
Absolutely, it’s perfect for USB, HDMI, and similar high-speed interfaces.

Q5. Where does Xonelec ship?
We ship globally—including to the USA, India, Australia, Europe, and other countries.




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