Andrew
Andrew Content Marketer
On Jul 29, 2025

SMAJ28CA ESD Suppressors / TVS Diodes by Youtai – Compact Circuit Protection for High-Speed Electronics

The ESD Suppressors / TVS Diodes SMAJ28CA by Youtai are reliable bidirectional protection components designed to absorb electrostatic discharge (ESD), power surges, and other transient threats. Built with a reverse stand-off voltage of 28V and 400W peak pulse power capacity, they are ideal for industrial, telecom, and automotive environments where robust circuit defense is critical.

In this article, we’ll cover product specifications, top applications, and why engineers trust Circuit Protection, ESD Suppressors / TVS Diodes by Youtai—available now through Xon Electronics.


Technical Specifications of SMAJ28CA

  • Manufacturer: Youtai

  • 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: 400W (10/1000µs waveform)

  • Response Time: < 1 picosecond

  • Package Type: DO-214AC (SMA)

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

Built for rapid clamping and minimal footprint, this device meets global safety and environmental standards for dependable protection.


Key Features of SMAJ28CA

  • Bidirectional ESD Protection – Guards both positive and negative transients

  • High Surge Capacity (400W) – Shields sensitive components from powerful surges

  • Sub-Nanosecond Response – Ultra-fast suppression of voltage spikes

  • Compact SMA Package – Ideal for space-constrained designs

  • RoHS Compliant – Eco-friendly and globally accepted

These advantages make Circuit Protection, ESD Suppressors / TVS Diodes by Youtai a go-to solution across industries.


Applications of SMAJ28CA

SMAJ28CA diodes by Youtai Devices are widely used in:

  • Industrial control panels and PLCs

  • Automotive ECUs, sensors, and CAN networks

  • Power supply and LED driver protection

  • Communication interfaces (RS-485, CAN, USB)

  • Telecom base stations and network hubs

Circuit Protection, ESD Suppressors / TVS Diodes by Youtai ensure uninterrupted performance and extended system life.


Wiring and Connection Overview

Standard connection setup:

[Signal or Power Line] — [SMAJ28CA] — [Ground]

This configuration allows the diode to absorb transients and shunt the excess energy safely to ground.


Use Case Scenario: CAN Bus Protection in Automotive ECUs

Scenario: An automotive Tier-1 supplier was facing CAN transceiver failures due to ESD during diagnostics.

Problem: Transient surges disrupted communication and damaged ICs.

Solution: The company installed SMAJ28CA ESD Suppressors / TVS Diodes by Youtai on each CAN line.

Result: ESD-related failures dropped to near-zero, confirming the effectiveness of Circuit Protection, ESD Suppressors / TVS Diodes by Youtai in harsh automotive environments.


Download Datasheet for SMAJ28CA

Need more technical insights?

Download the SMAJ28CA Datasheet from Xon Electronics


Why Buy from Xon Electronics?

Get genuine Circuit Protection, ESD Suppressors / TVS Diodes by Youtai at Xon Electronics and benefit from:

  • 100% Authentic Youtai Devices
  • Global Shipping – USA, India, Australia, Europe & More
  • Bulk Pricing for OEMs & Integrators
  • Expert Design Support
  • Safe & Fast Online Ordering

Explore more at www.xonelec.com


Conclusion

The SMAJ28CA ESD Suppressors / TVS Diodes by Youtai offer a perfect blend of compact size, high surge capability, and fast protection. With 400W power handling and bidirectional clamping, they are well-suited for modern electronics. Engineers worldwide trust Circuit Protection, ESD Suppressors / TVS Diodes by Youtai for robust and efficient circuit defense. Available now with global shipping to USA, India, Australia, Europe, and beyond.


FAQs – SMAJ28CA by Youtai Devices

Q1. What does the SMAJ28CA protect against?
It suppresses ESD, surge, and lightning-induced voltage transients.

Q2. Is it suitable for automotive environments?
Yes, it’s commonly used in ECUs, sensors, and CAN/LIN networks.

Q3. How much energy can it absorb?
It handles up to 400W in a standard 10/1000µs pulse.

Q4. Is this a bidirectional diode?
Yes, it offers symmetrical protection for both voltage polarities.

Q5. Can I order it internationally?
Yes, order from www.xonelec.com with shipping to USA, India, Australia, Europe, and other countries.




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