The SMA4F85A from STMicroelectronics is a state-of-the-art Transil diode designed to provide exceptional transient voltage protection for sensitive electronics. This robust component is housed in a compact SMA flat package, which not only saves valuable board space but also offers improved thermal resistance and power dissipation characteristics.

Key Features

• Stand-off Voltage: The device features a stand-off voltage of 85V, making it suitable for a wide range of applications in industrial and consumer electronics that require high voltage protection.
• Peak Pulse Power: It can handle a peak pulse power dissipation of 400W (10/1000 µs), providing reliable protection against electrical surges and spikes.
• Low Clamping Voltage: The SMA4F85A offers a low clamping voltage, ensuring that sensitive components are shielded from transient events without experiencing significant voltage stress.
• Fast Response Time: With its fast response to transient over-voltage events, this Transil diode ensures your circuits are safeguarded promptly, minimizing the risk of damage.
• Low Leakage Current: It boasts a low leakage current, contributing to the overall energy efficiency of the systems it protects.

Applications

The SMA4F85A is ideal for a variety of applications where transient voltage protection is critical. These include:

• Power supply lines
• Automotive systems
• Telecommunication devices
• Computer interfaces
• Industrial control systems

Quality and Reliability

STMicroelectronics is renowned for its commitment to quality and reliability, and the SMA4F85A is no exception. It is manufactured to meet the highest industry standards, ensuring that it performs consistently even in the most demanding environments. Whether you are designing consumer electronics or industrial machinery, the SMA4F85A provides the protection your circuits need against voltage transients, spikes, and surges.