Andrew
Andrew Content Marketer
On Jul 28, 2025

SMAJ28CA ESD Suppressors / TVS Diodes by Leiditech – Compact Surge Protection for Critical Circuits

When protecting sensitive electronics from transient voltage events, the ESD Suppressors / TVS Diodes SMAJ28CA by Leiditech provide reliable, bidirectional defense against ESD, EFT, and surge pulses. With a peak power rating of 400W, these surface-mount devices are ideal for compact designs in automotive, industrial, and telecom environments.

Built to deliver fast clamping and low leakage current, these components are a trusted solution in Circuit Protection strategies across various industries. Compact, RoHS-compliant, and easy to integrate, ESD Suppressors / TVS Diodes by Leiditech are a go-to choice for high-performance electronic protection.


Technical Specifications

  • Manufacturer: Leiditech

  • Part Number: SMAJ28CA

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

  • 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 (SMD)

  • Package: DO-214AC (SMA)

  • Compliance: RoHS, Lead-Free

These specs make ESD Suppressors / TVS Diodes by Leiditech especially suitable for space-constrained, high-speed electronic designs requiring top-notch circuit protection.


Key Features

  • ? 400W peak power handling

  • ? Fast transient response time (< 1ns)

  • ? Bidirectional ESD protection

  • ? Surface-mount DO-214AC package

  • ? RoHS-compliant and lead-free

The SMAJ28CA ESD Suppressors / TVS Diodes by Leiditech ensure stable circuit operation by instantly clamping voltage spikes before they damage sensitive components.


Applications

  • Data & signal line surge protection

  • USB, Ethernet, RS-485 interfaces

  • Industrial control panels

  • Consumer electronics

  • Automotive ECUs & infotainment systems

Engineers and OEMs rely on ESD Suppressors / TVS Diodes by Leiditech for dependable circuit protection that meets industry safety and EMC standards.


Use Case: Surge Protection in IoT Gateways

Scenario: A company deploying smart energy meters needed robust surge protection in compact IoT gateways exposed to outdoor conditions.

Challenge: Sudden voltage surges from nearby switching devices and storms caused system resets and failures.

Solution: By integrating SMAJ28CA ESD Suppressors / TVS Diodes by Leiditech, the devices gained bidirectional surge tolerance and high-speed protection.

Result: Reduced failure rates, increased field uptime, and improved customer satisfaction—all thanks to reliable circuit protection.


Download the Datasheet

Looking for complete specs or CAD models?

[Download SMAJ28CA Datasheet from Xon Electronics]


Order Online at Xon Electronics

Why buy from us?

  • Genuine ESD Suppressors / TVS Diodes by Leiditech
  • Fast shipping to USA, India, Australia, Europe & more
  • Stock ready for immediate dispatch
  • OEM and bulk order support
  • Secure checkout on www.xonelec.com

Conclusion

The SMAJ28CA ESD Suppressors / TVS Diodes by Leiditech offer fast, compact, and efficient circuit protection for modern electronics. Whether you're designing for industrial, automotive, or consumer systems, these TVS diodes help extend product life and meet safety regulations. Shop now at Xon Electronics for global delivery across the USA, India, Australia, Europe, and more.


FAQs – SMAJ28CA by Leiditech

Q1. Can this diode be used in automotive systems?
Yes, it's ideal for ECUs, sensors, and infotainment modules requiring surge protection.

Q2. Is it RoHS compliant?
Yes, the SMAJ28CA by Leiditech is RoHS and lead-free.

Q3. What kind of surges does it protect against?
It defends against ESD, EFT, and lightning-induced surge pulses.

Q4. Is this part bidirectional?
Yes, it provides protection in both directions on the line.

Q5. Do you ship to international locations?
Absolutely—Xon Electronics ships worldwide including USA, India, Australia, Europe, and beyond.




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