STMicroelectronics

SM30T30AY

SM30T30AY Description

The SM30T30AY is a high-performance TVS (Transient Voltage Suppressor) diode designed and manufactured by STMicroelectronics. This automotive-grade device is part of the SM30TY, TRANSIL™ series and is available in a surface-mount SMC package. With a peak pulse power rating of 3000W (3kW), it offers robust protection against voltage transients and electrostatic discharges. The SM30T30AY is compliant with the latest environmental regulations, including REACH and RoHS3.

SM30T30AY Features

• Voltage Specifications: The SM30T30AY has a reverse standoff voltage of 26V and a maximum clamping voltage of 42.1V at peak pulse current (Ipp). It also features a minimum breakdown voltage of 28.9V, ensuring reliable operation within its specified voltage range.
• Current Handling: This TVS diode can handle a peak pulse current of 71.3A (10/1000µs), providing excellent protection against high-energy transients.
• Power Line Protection: The SM30T30AY does not offer power line protection, making it suitable for applications where this feature is not required.
• Moisture Sensitivity Level (MSL): With an MSL rating of 1 (Unlimited), the SM30T30AY can be stored and used in a wide range of environmental conditions without the risk of moisture-related degradation.
• Package and Packaging: The SM30T30AY is available in a tape and reel (TR) packaging, which is ideal for automated assembly processes.

SM30T30AY Applications

The SM30T30AY is an ideal choice for various automotive and industrial applications where high-energy transient protection is required. Some specific use cases include:

1. Automotive Electronics: Protecting automotive control units, sensors, and communication interfaces from voltage spikes and electrostatic discharges.
2. Industrial Control Systems: Providing protection for PLCs, motor drives, and other critical components in industrial automation systems.
3. Telecommunications: Safeguarding communication equipment and infrastructure from voltage transients and lightning-induced surges.
4. Consumer Electronics: Protecting sensitive electronic devices such as smartphones, tablets, and laptops from electrostatic discharges and voltage spikes.

Conclusion of SM30T30AY

The SM30T30AY is a powerful and reliable TVS diode designed for high-energy transient protection in automotive and industrial applications. Its robust voltage and current ratings, combined with its automotive-grade construction, make it an excellent choice for applications requiring high-performance transient voltage suppression. With its compliance to environmental regulations and ease of automation, the SM30T30AY is a versatile and dependable solution for protecting sensitive electronic components from voltage transients and electrostatic discharges.