STMicroelectronics SM30T21CAY Transil™ TVS Diode

The SM30T21CAY is a state-of-the-art Transil™ transient voltage suppressor (TVS) diode from STMicroelectronics, designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. It is a robust product that ensures high reliability and protection for various applications, including automotive, industrial, and commercial systems.

Key Features

• Stand-off Voltage: The SM30T21CAY has a stand-off voltage of 21V, making it suitable for a range of applications that require this level of protection.
• Peak Pulse Power: It can handle a peak pulse power of 3000W (10/1000μs), providing a high level of protection against energy surges.
• Low Clamping Voltage: The low clamping voltage ensures that the protected components will not be exposed to damaging high voltage levels during transient events.
• High Surge Capability: With its high surge capability, the SM30T21CAY is capable of withstanding significant transient events without performance degradation.
• Package: This TVS diode comes in a molded package, which is designed for high temperature reflow soldering, showing its suitability for modern PCB assembly processes.

Applications

The SM30T21CAY is versatile and can be used in a variety of applications, including:

• Automotive systems where reliability under harsh conditions is paramount.
• Industrial applications where high voltage transients can occur.
• Consumer electronics that require protection against electrostatic discharges and voltage surges.
• Communication systems where signal integrity is crucial.
• Power supply units that need additional protection to ensure stability and performance.

Compliance and Quality

The SM30T21CAY adheres to rigorous industry standards, ensuring compliance with IEC 61000-4-2 and IEC 61000-4-5 surge specifications. Additionally, STMicroelectronics' commitment to quality means that this product is manufactured in facilities with advanced process controls, guaranteeing high reliability and performance consistency.