The SMAJ26CA-TR from STMicroelectronics is a robust transient voltage suppressor (TVS) diode, designed to protect sensitive electronics from voltage spikes and transients induced by lightning and other transient voltage events. This component is a bidirectional TVS diode, which means it can clamp voltage spikes occurring in both directions, making it an ideal choice for AC applications or where the polarity is reversible or undefined.

Key Features

• Stand-off Voltage: The SMAJ26CA-TR has a stand-off voltage of 26V, making it suitable for a wide range of applications where this level of voltage protection is required.
• Peak Pulse Power: With a peak pulse power dissipation of 400W (for 10/1000μs waveform), this diode can handle significant power surges, ensuring reliable protection for your electronic components.
• Package: It is housed in a DO-214AC (SMA) package, which is compact and suitable for high-density circuit board designs.
• Operating Temperature Range: The operating temperature range of -55°C to +150°C allows the SMAJ26CA-TR to function reliably in a wide range of environmental conditions.
• Compliance: This TVS diode is compliant with IEC 61000-4-2 and IEC 61000-4-4 standards, ensuring compatibility with electrostatic discharge (ESD) and electrical fast transient (EFT) requirements.
• RoHS Compliant: The component is also RoHS compliant, meaning it meets the European Union's restrictions on the use of certain hazardous substances in electrical and electronic equipment.

Applications

The SMAJ26CA-TR is versatile and can be used in a variety of applications to protect against voltage transients. These include:

• Consumer electronics
• Automotive systems
• Industrial controllers
• Power supply units
• Telecommunication systems

Conclusion

In summary, the SMAJ26CA-TR TVS diode from STMicroelectronics is a high-quality protective component that offers reliable performance in protecting electronic circuits from voltage spikes. Its bidirectional clamping capability, high peak pulse power, and compliance with industry standards make it an excellent choice for designers seeking robust transient voltage suppression solutions.