SMA6J7.5A TVS Diode SMA/DO-214AC 400W | 7.5V Transient Voltage Suppressor for ESD & Surge Protection | RUILON

The SMA6J7.5A TVS Diode from RUILON is a high-efficiency 400W transient voltage suppressor designed to protect low-voltage electronic circuits from electrostatic discharge (ESD), voltage spikes, and transient surges. Featuring a 7.5V stand-off voltage, this device is well-suited for sensitive electronics such as microcontrollers, communication interfaces, and low-voltage DC power rails. Built using advanced silicon avalanche technology, it delivers ultra-fast response time, low leakage current, and precise clamping performance, ensuring reliable protection without interfering with normal circuit functionality.

Engineered for long-term durability, the SMA6J7.5A offers excellent thermal stability and high peak pulse current capability under 8/20µs surge conditions, enabling consistent protection even in environments with frequent transient exposure. Compared to lower voltage variants, the 7.5V rating provides enhanced voltage tolerance, reducing the risk of unwanted triggering while maintaining effective surge suppression.

Encased in the industry-standard SMA (DO-214AC) surface-mount package, this diode supports compact PCB layouts and automated assembly processes, making it ideal for modern high-density electronic designs. Its robust construction ensures stable performance and extended service life.

The SMA6J7.5A is widely used in consumer electronics, embedded systems, portable devices, communication equipment, and power management circuits, delivering dependable protection against transient overvoltage events. It is an excellent choice for engineers seeking compact, efficient, and reliable low-voltage surge protection solutions.

Key Specifications:

• Part Number: SMA6J7.5A
• Peak Pulse Power Dissipation: 400W (8/20µs)
• Stand-off Voltage (VRWM): 7.5V
• Breakdown Voltage: ~8.3V – 9.2V
• Clamping Voltage: ~12.9V
• Response Time: Picoseconds
• Leakage Current: Low
• Package: SMA / DO-214AC
• Type: Unidirectional TVS Diode

Applications:

• USB and data line protection
• Embedded systems and microcontrollers
• Portable and handheld devices
• Consumer electronics
• Communication interfaces

Key Features:

• 400W peak pulse power capability
• Ultra-fast transient response for ESD protection
• Low leakage current for improved efficiency
• Precise and stable clamping performance
• High thermal stability and long-term reliability
• Compact SMA package for space-saving PCB layouts
• Suitable for low-voltage protection applications