STMicroelectronics

SM15T68CAY

SM15T68CAY Description

The SM15T68CAY is a high-performance TVS diode designed and manufactured by STMicroelectronics. This device is part of the SM15TY, TRANSIL™ series and is specifically engineered for automotive applications. The SM15T68CAY is a Zener type diode, offering robust protection against voltage transients and surges in electronic circuits. With a peak pulse current of 83A (8/20µs) and a power rating of 1500W (1.5kW), it is well-suited for applications requiring high surge protection.

SM15T68CAY Features

• Voltage Ratings: The SM15T68CAY has a reverse standoff voltage of 58.1V and a maximum clamping voltage of 121V at the peak pulse current. This ensures effective voltage protection within the specified range.
• Power Handling: With a peak pulse power rating of 1500W, the SM15T68CAY can handle high-energy transients without compromising its performance.
• Mounting Type: The device is surface mount, which allows for easy integration into printed circuit boards (PCBs) and contributes to space efficiency in design.
• Package: Supplied in an SMC package, the SM15T68CAY is available in tape and reel packaging, facilitating automated assembly processes.
• Compliance: The SM15T68CAY is REACH unaffected and RoHS3 compliant, ensuring environmental and health safety standards are met.
• Moisture Sensitivity Level (MSL): Rated at MSL 1, the SM15T68CAY has unlimited storage time before reflow soldering, which is beneficial for logistics and inventory management.

SM15T68CAY Applications

The SM15T68CAY is ideal for applications where high voltage transient protection is critical. Some specific use cases include:

• Automotive Electronics: Protecting automotive control units, sensors, and infotainment systems from voltage spikes caused by ignition systems or electrical disturbances.
• Industrial Control Systems: Safeguarding industrial equipment from voltage surges due to lightning strikes or power line disturbances.
• Telecommunications: Securing communication equipment from voltage transients that can occur during power outages or grid fluctuations.

Conclusion of SM15T68CAY

The SM15T68CAY from STMicroelectronics stands out for its high peak pulse current and power handling capabilities, making it a superior choice for applications requiring robust voltage protection. Its automotive-grade rating, combined with compliance to environmental standards, positions it as a reliable solution for demanding environments. The SM15T68CAY's unique features and performance benefits make it an excellent choice for engineers designing safety-critical systems where voltage transients can lead to costly failures.