STMicroelectronics

SM15T18CA

SM15T18CA Description

The SM15T18CA is a high-performance TVS diode manufactured by STMicroelectronics, designed to provide reliable overvoltage protection in various electronic circuits. This device features a bidirectional channel, enabling it to protect against voltage surges in both directions. With a reverse standoff voltage of 15.3V and a maximum clamping voltage of 32.5V, the SM15T18CA is well-suited for applications requiring robust protection against transient voltage spikes.

SM15T18CA Features

• Bidirectional Channels: The SM15T18CA features a single bidirectional channel, providing protection against voltage surges in both directions.
• Peak Pulse Current: The device can handle a peak pulse current of 308A (8/20µs), ensuring reliable protection against high-energy transients.
• Breakdown Voltage: The minimum breakdown voltage is 17.1V, providing a high level of protection against overvoltage conditions.
• Peak Pulse Power: The SM15T18CA can handle a peak pulse power of 1500W (1.5kW), making it suitable for high-power applications.
• Mounting Type: This TVS diode is designed for surface mount applications, allowing for easy integration into various electronic circuits.
• Series: The SM15T18CA belongs to the SM15T, TRANSIL™ series, known for their high-performance and reliability.
• Type: This is a Zener diode, providing a stable reference voltage for voltage regulation and protection.
• RoHS Compliance: The SM15T18CA is compliant with RoHS3 standards, ensuring environmentally friendly manufacturing and use.

SM15T18CA Applications

The SM15T18CA is ideal for a wide range of applications where overvoltage protection is crucial. Some specific use cases include:

1. General Purpose Applications: Due to its robust performance and versatility, the SM15T18CA is suitable for general-purpose applications requiring overvoltage protection.
2. Automotive Electronics: The device's ability to handle high-energy transients makes it ideal for automotive electronics, where voltage spikes can occur due to various factors such as ignition systems and alternators.
3. Industrial Control Systems: In industrial control systems, the SM15T18CA can provide reliable protection against voltage surges caused by electrical disturbances or equipment malfunctions.
4. Telecommunications Equipment: The device's bidirectional protection capability makes it suitable for telecommunications equipment, where voltage spikes can occur due to lightning strikes or power line disturbances.

Conclusion of SM15T18CA

The SM15T18CA is a high-performance TVS diode from STMicroelectronics, offering reliable overvoltage protection in various applications. Its unique features, such as bidirectional channels, high peak pulse current, and RoHS compliance, make it an ideal choice for applications requiring robust protection against voltage surges. With its versatile performance and wide range of applications, the SM15T18CA is a valuable addition to any electronic circuit requiring reliable overvoltage protection.