SMAJ28CA ESD Suppressors / TVS Diodes by WPMtek – Rugged Circuit Protection for Sensitive Systems
The ESD Suppressors / TVS Diodes SMAJ28CA by WPMtek are high-performance bidirectional protection devices crafted to safeguard electronics from ESD, voltage surges, and transients. These devices are rated for a 28V stand-off voltage and can handle up to 400W peak pulse power, making them a preferred solution across industrial, automotive, and communication sectors.
In this blog, we’ll cover the specifications, core features, use cases, and reasons why engineers choose Circuit Protection, ESD Suppressors / TVS Diodes by WPMtek—available now from Xon Electronics.
Technical Specifications of SMAJ28CA
-
Manufacturer: WPMtek
-
Part Number: SMAJ28CA
-
Type: TVS Diode – Bidirectional
-
Reverse Stand-Off Voltage: 28V
-
Breakdown Voltage: 31.1V to 34.4V
-
Clamping Voltage: 45.4V (Max)
-
Peak Pulse Current: 8.8A
-
Peak Pulse Power: 400W (10/1000µs waveform)
-
Package Type: DO-214AC (SMA)
-
Response Time: < 1 picosecond
-
Category: Circuit Protection, ESD Suppressors / TVS Diodes by WPMtek
The SMAJ28CA combines fast clamping, high power handling, and compact packaging to ensure maximum circuit reliability.
Key Features of SMAJ28CA
-
Bidirectional Design – Ideal for AC signals and balanced line protection
-
High Surge Absorption (400W) – Handles demanding ESD and lightning transients
-
Ultra-Fast Response Time – Reacts in <1ps to suppress spikes instantly
-
Compact SMA Package – Enables easy integration into tight PCB spaces
-
RoHS Compliant – Meets modern environmental and safety standards
Thanks to these features, Circuit Protection, ESD Suppressors / TVS Diodes by WPMtek are widely adopted across multiple applications and industries.
Applications of SMAJ28CA
The SMAJ28CA by WPMtek Devices supports reliable protection in:
-
Industrial Process Control Equipment
-
CAN Bus and RS-485 Interfaces
-
Automotive Sensors and Control Modules
-
Telecom and Data Communication Devices
-
Power Supply Inputs and Smart Meters
These Circuit Protection, ESD Suppressors / TVS Diodes by WPMtek ensure uninterrupted system performance and long-term component safety.
Wiring and Connection Overview
For proper protection setup:
[Signal Line] — [SMAJ28CA] — [Ground]
This connection ensures that overvoltage spikes are quickly shunted away from sensitive components, safeguarding the entire circuit.
Use Case Scenario: Automotive Data Bus Protection
Scenario: A vehicle manufacturer needed protection for their CAN bus system against ESD damage during diagnostics and service.
Problem: Conventional suppressors were too slow and bulky.
Solution: They implemented SMAJ28CA ESD Suppressors / TVS Diodes by WPMtek, offering compact, fast-response protection.
Result: Dramatic reduction in data line failures, enhanced signal integrity, and streamlined board design—proving the value of Circuit Protection, ESD Suppressors / TVS Diodes by WPMtek.
Download Datasheet for SMAJ28CA
Want to see complete specs and electrical characteristics?
Download the SMAJ28CA Datasheet from Xon Electronics
Why Buy from Xon Electronics?
Xon Electronics offers quality-assured Circuit Protection, ESD Suppressors / TVS Diodes by WPMtek with:
- 100% Genuine WPMtek Components
- Global Delivery – USA, India, Australia, Europe & more
- Bulk Order Discounts
- Technical Integration Support
- Safe, Trusted Checkout
Visit www.xonelec.com and power your projects with reliable protection.
Conclusion
The SMAJ28CA ESD Suppressors / TVS Diodes by WPMtek offer compact, fast, and powerful protection against transient threats in modern electronics. Their 400W power handling and bidirectional design make them indispensable in a wide range of applications. Protect your systems with Circuit Protection, ESD Suppressors / TVS Diodes by WPMtek, available globally through Xon Electronics in the USA, India, Australia, Europe, and beyond.
FAQs – SMAJ28CA by WPMtek Devices
Q1. What type of diode is the SMAJ28CA?
It is a bidirectional TVS diode for transient voltage suppression.
Q2. How much power can it absorb?
It supports up to 400W peak pulse power (10/1000µs waveform).
Q3. Is this diode suitable for automotive systems?
Yes, it’s commonly used in automotive CAN bus, sensors, and control units.
Q4. How fast is its clamping response?
It reacts in less than 1 picosecond to suppress voltage spikes.
Q5. Where can I buy this product globally?
You can purchase it from www.xonelec.com, with delivery available to the USA, India, Australia, Europe, and other countries.