Product Overview: SM4T82CAY Transil™ Diode

The SM4T82CAY is a state-of-the-art Transil diode designed and manufactured by STMicroelectronics, a global semiconductor leader known for their innovative and reliable components. This particular diode is part of the SM4T series, which is specifically engineered to provide robust protection for sensitive electronic devices against voltage transients induced by inductive load switching and lightning surges.

Key Features

• Stand-off Voltage: The SM4T82CAY offers a stand-off voltage of 82V, making it suitable for a variety of applications that require a high level of voltage tolerance.
• Peak Pulse Power: With a peak pulse power dissipation of 400W (10/1000μs surge), this Transil diode can effectively handle significant power surges, ensuring the protection of the downstream components.
• Low Clamping Voltage: The low clamping voltage feature ensures that, in the event of a surge, the excess voltage is quickly clamped down to a safe level, protecting sensitive circuits.
• Fast Response Time: The device's fast response time to transient over-voltage events ensures immediate protection for the circuit, minimizing the risk of damage.
• Low Leakage Current: The low leakage current of the SM4T82CAY minimizes power loss when the device is in standby mode, contributing to the energy efficiency of the overall system.

Applications

The SM4T82CAY is ideal for a wide range of applications, including:

• Protection of voltage-sensitive components such as ICs, MOSFETs, and signal lines of sensors and transducers.
• Consumer electronics like smartphones, tablets, and other portable devices that require reliable surge protection.
• Industrial systems where a robust defense against electrical transients is necessary to ensure operational stability.
• Telecommunication and networking equipment, safeguarding against lightning-induced surges and power interruptions.

Quality and Reliability

STMicroelectronics is committed to delivering high-quality products. The SM4T82CAY is manufactured to meet stringent quality standards, ensuring reliable performance in even the most demanding environments. With its robust design and superior protection capabilities, the SM4T82CAY is the go-to solution for engineers looking to enhance the durability and longevity of their electronic systems.