Andrew
Andrew Content Marketer
On Jul 29, 2025

SMAJ28CA ESD Suppressors / TVS Diodes by Taiwan Semiconductor – Premium Surge Defense

Protecting modern electronics from transient voltage threats is essential to ensure performance, safety, and product longevity. ESD Suppressors / TVS Diodes SMAJ28CA by Taiwan Semiconductor are designed to offer industry-leading surge protection in compact surface-mount packages. Widely used in power management systems, communication ports, and sensitive analog/digital circuits, these diodes are a reliable solution for engineers seeking superior circuit protection.


Product Overview

The SMAJ28CA ESD Suppressors / TVS Diodes by Taiwan Semiconductor are bidirectional devices capable of absorbing high-voltage transients without compromising board space or design flexibility. Built in a robust SMA package, these TVS diodes are ideal for a variety of applications across industries including automotive, consumer electronics, and industrial automation.


Key Specifications

  • Part Number: SMAJ28CA

  • Manufacturer: Taiwan Semiconductor

  • Category: Circuit Protection

  • Polarity: Bidirectional

  • Reverse Standoff Voltage (VR): 28V

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

  • Clamping Voltage (VC): 45.4V max

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

  • Package Type: DO-214AC (SMA)

  • Mounting Style: Surface Mount

  • Compliance: RoHS Compliant


Features & Benefits

  • Fast response time to transient overvoltage events

  • Compact SMA package ideal for high-density PCBs

  • High power handling of 400W for surge protection

  • Bidirectional protection for AC/DC and data lines

  • Excellent circuit protection for sensitive devices

With these features, ESD Suppressors / TVS Diodes by Taiwan Semiconductor enhance system reliability by suppressing harmful transients before they can cause damage.


Applications

  • USB, Ethernet, HDMI, RS-232 Interfaces

  • Power supply input protection

  • Industrial control systems

  • Automotive electronics

  • IoT and wireless communication modules

Across these environments, SMAJ28CA ESD Suppressors / TVS Diodes by Taiwan Semiconductor provide consistent, effective, and low-leakage protection against ESD and surge events.


Real-World Use Case

Scenario: An industrial automation firm faced failures in I/O modules due to repeated surge exposure during power cycles.
Solution: Integration of SMAJ28CA ESD Suppressors / TVS Diodes by Taiwan Semiconductor significantly reduced failure rates, increased uptime, and ensured IEC compliance.


Download Datasheet

[Click here to download the official datasheet]


Why Choose Xonelec?

  •  100% genuine ESD Suppressors / TVS Diodes by Taiwan Semiconductor

  •  Fast global delivery to USA, India, Australia, Europe & more

  •  Competitive pricing & verified inventory

  • Easy returns & excellent customer support


Conclusion

When device safety and performance are non-negotiable, SMAJ28CA ESD Suppressors / TVS Diodes by Taiwan Semiconductor are your trusted solution for robust, cost-effective circuit protection. Their compact design, high peak pulse power, and fast response make them essential in any high-reliability electronic application.


Frequently Asked Questions

Q1: Are these TVS diodes RoHS compliant?
Yes, they fully meet RoHS standards.

Q2: Can they protect both AC and DC circuits?
Yes, their bidirectional capability allows protection on both AC and DC lines.

Q3: Where are they commonly used?
They’re ideal for protecting data lines, power inputs, and control circuits.

Q4: Can I get these delivered internationally?
Absolutely! We deliver ESD Suppressors / TVS Diodes by Taiwan Semiconductor worldwide including the USA, India, Australia, Europe, and beyond.




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