STMicroelectronics

SM6T39A

SM6T39A Description

The SM6T39A is a high-performance TVS diode designed and manufactured by STMicroelectronics. This device is part of the SM6T series and is known for its exceptional transient voltage suppression capabilities. With a peak pulse current of 57A (8/20µs), the SM6T39A can handle high-energy transients, making it suitable for various applications that require robust protection against voltage spikes.

SM6T39A Features

• Voltage Ratings: The SM6T39A has a reverse standoff voltage of 33.3V and a maximum clamping voltage of 69.7V at a peak pulse current of 57A. This ensures that the device can effectively protect circuits from voltage transients without causing any damage to the protected components.
• Power Handling: With a peak pulse power rating of 600W, the SM6T39A can absorb high-energy transients without being damaged, providing reliable protection for sensitive electronic circuits.
• Breakdown Voltage: The minimum breakdown voltage of the SM6T39A is 37.1V, which ensures that the device will only start conducting when the voltage exceeds this threshold, providing effective protection against overvoltage conditions.
• Mounting Type: The SM6T39A is designed for surface mount applications, making it suitable for use in compact and densely populated PCB layouts.
• Package: The device is available in a tape and reel (TR) packaging, which is ideal for automated assembly processes and ensures ease of handling and storage.

SM6T39A Applications

The SM6T39A is an ideal choice for various applications that require reliable protection against voltage transients. Some specific use cases include:

1. Automotive Electronics: The SM6T39A can be used to protect automotive electronic systems, such as infotainment systems, engine control units, and sensor interfaces, from voltage spikes caused by electromagnetic interference or other sources.
2. Industrial Control Systems: In industrial environments, the SM6T39A can be used to protect control systems, actuators, and sensors from voltage transients caused by electrical noise or other disturbances.
3. Telecommunications Equipment: The SM6T39A can be used to protect telecommunications equipment, such as routers, switches, and base stations, from voltage transients caused by lightning strikes or other sources of electrical noise.
4. Consumer Electronics: The SM6T39A can be used to protect consumer electronics, such as smartphones, tablets, and laptops, from voltage transients caused by power surges or other sources of electrical noise.

Conclusion of SM6T39A

The SM6T39A from STMicroelectronics is a high-performance TVS diode that offers excellent transient voltage suppression capabilities. With its robust specifications and reliable performance, the SM6T39A is an ideal choice for protecting sensitive electronic circuits in various applications, including automotive electronics, industrial control systems, telecommunications equipment, and consumer electronics. Its surface mount design and tape and reel packaging make it suitable for use in compact and densely populated PCB layouts, ensuring ease of handling and storage.