STMicroelectronics

SM30T33CAY

SM30T33CAY Description

The SM30T33CAY is a high-performance TVS (Transient Voltage Suppressor) diode designed and manufactured by STMicroelectronics. This device is part of the SM30TY, TRANSIL™ series and is specifically engineered for automotive applications. With a peak pulse current of 66.1A (10/1000µs) and a power rating of 3000W (3kW), the SM30T33CAY offers robust protection against voltage transients and surges. It is housed in an SMC (Surface Mount Chip) package, which is ideal for space-constrained applications.

SM30T33CAY Features

• Voltage Ratings: The SM30T33CAY has a reverse standoff voltage of 28V and a maximum clamping voltage of 45.4V at the peak pulse current. This ensures reliable operation in various automotive electrical systems.
• Power Handling: With a peak pulse power rating of 3000W (3kW), the SM30T33CAY can handle high-energy transients without compromising its performance.
• Mounting Type: The SM30T33CAY is designed for surface mount applications, making it suitable for modern, compact electronic designs.
• Environmental Compliance: The device is REACH unaffected and RoHS3 compliant, ensuring compliance with environmental regulations.
• Moisture Sensitivity Level (MSL): The SM30T33CAY has an MSL of 1, indicating that it can be stored indefinitely without baking, making it suitable for various manufacturing processes.

SM30T33CAY Applications

The SM30T33CAY is ideal for a wide range of automotive applications where high voltage transient protection is required. Some specific use cases include:

1. Infotainment Systems: Protecting sensitive electronic components from voltage spikes and transients in car infotainment systems.
2. Power Distribution Systems: Providing overvoltage protection in automotive power distribution systems to prevent damage to critical components.
3. Sensors and Actuators: Ensuring reliable operation of sensors and actuators by protecting them from voltage transients and surges.
4. LED Lighting: Protecting LED lighting systems from voltage fluctuations and transients, ensuring consistent performance and longevity.

Conclusion of SM30T33CAY

The SM30T33CAY from STMicroelectronics is a high-performance TVS diode designed for automotive applications. Its robust voltage and power ratings, along with its compact SMC package, make it an ideal choice for protecting sensitive electronic components from voltage transients and surges. With its REACH unaffected and RoHS3 compliant status, the SM30T33CAY is a reliable and environmentally friendly solution for various automotive applications.