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【Daily Highlight】Transient Suppression Diode SMF11CA: Strengthening the Security of AI Hardware

release time:2025-04-12Author source:SlkorBrowse:971

In today's rapidly developing digital and intelligent era, AI hardware, as the core driving force, is widely applied across various fields. However, during operation, AI hardware faces numerous threats from transient voltage surges, such as electrostatic discharge (ESD) and power supply surges. These transient voltages can instantly damage the sensitive components within the hardware, leading to device failures, data loss, and severely impacting the stability and reliability of AI systems. The SMF11CA transient suppression diode, with its outstanding performance, has become an ideal choice for protecting AI hardware.

 

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Slkor Transient Protection Diode SMF11CA product photo

The SMF11CA uses an SOD-123 package, optimizing the circuit board space for surface-mount applications. This is crucial for space-constrained AI hardware designs. Its reverse working voltage (Vrwm) is 11V, and under normal operating conditions, the SMF11CA remains in the off-state, ensuring no significant impact on the working voltage, thus maintaining the stable operation of AI hardware within its normal voltage range.

 

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Slkor Transient Protection Diode SMF11CA specification

When AI hardware encounters an abnormal overvoltage and reaches its breakdown voltage, the SMF11CA quickly switches from a high-resistance state to a low-resistance state. Its breakdown voltage ranges from a minimum of 12.2V to a maximum of 13.5V, allowing it to respond promptly during overvoltage events. It provides a low-resistance conduction path for the transient current while clamping the abnormal high voltage to a safe level. The maximum clamping voltage is 18.2V, meaning that under the rated peak pulse current, the SMF11CA can limit the voltage to 18.2V, effectively protecting sensitive semiconductor components such as integrated circuits, diodes, and transistors in AI hardware from voltage spikes and surges.

 

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Parameters of Slkor Transient Protection Diode SMF11CA

The reverse leakage current (Ir) of the SMF11CA is only 2.5uA, which is crucial in low-power or high-precision signal acquisition circuits. This ensures that the circuit does not consume excessive power or suffer from inaccurate signal acquisition due to high leakage current, thereby maintaining low power consumption and high precision over extended operation periods.

 

In practical applications, integrating the SMF11CA into the signal and power lines of AI hardware can prevent microprocessors or microcontrollers from malfunctioning due to brief pulses, such as those caused by electrostatic discharge, AC power surges, and noise from switching power supplies. Electrostatic discharge can release pulses exceeding 10,000V and 60A, lasting for up to 10ms. Standard TTL devices are often damaged when subjected to 10V pulses lasting more than 30ms. The SMF11CA effectively absorbs these damaging pulses, eliminating interference caused by switching between buses, ensuring the stable operation of AI hardware.

 

Furthermore, the SMF11CA is reusable. It can respond to and absorb transient overvoltage multiple times, returning to its normal operating state and providing continued protection, ensuring sustained and reliable safety for AI hardware.

 

As AI technology continues to evolve and its applications expand, the demand for safety and reliability in AI hardware becomes increasingly critical. With its efficient transient voltage suppression capability, low leakage current, and reusability, the SMF11CA has fortified the security of AI hardware. In future AI hardware designs, the SMF11CA will play an even more important role, helping AI technology better serve human society.


About Slkor:

Slkor has research and development offices in Busan, South Korea, Beijing, China, and Suzhou, China. Most of the wafer manufacturing and packaging and testing are carried out within China. The company employs and collaborates with individuals and organizations worldwide, with a laboratory for product performance and reliability testing and a central warehouse located at its headquarters in Shenzhen. Slkor has filed for over a hundred invention patents, offers more than 2,000 product models, and serves over ten thousand customers globally. Its products are exported to countries and regions including Europe, the Americas, Southeast Asia, and the Middle East, making it one of the rapidly growing semiconductor companies in recent years. With well-established management systems and streamlined workflows, Slkor has rapidly enhanced the brand awareness and reputation of its "SLKOR" brand through its outstanding quality and standardized services. Its product range includes three major series: diodes, transistors, and power devices, with recent introductions of new products such as Hall elements and analog devices, expanding its presence in sensors, Risc-v microcontrollers, and other product categories.


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