The SMAJ75A TVS Diode from RUILON is a high-performance 400W transient voltage suppressor engineered to protect sensitive electronic circuits from voltage spikes, lightning surges, and electrostatic discharge (ESD). Featuring a 75V stand-off voltage, this device is optimized for higher-voltage applications, offering increased protection margins compared to lower-rated TVS diodes while preventing false triggering during normal operation. Built with advanced silicon avalanche technology, it delivers ultra-fast response time, low leakage current, and precise clamping performance, ensuring efficient suppression of transient overvoltage events.
Designed for long-term reliability, the SMAJ75A supports high peak pulse current capability under 8/20µs surge conditions, along with excellent thermal stability and power dissipation. This makes it highly suitable for use in harsh electrical environments where consistent protection is critical. Its high surge absorption capability enhances system durability and extends the lifespan of connected components.
Encapsulated in the industry-standard SMA (DO-214AC) surface-mount package, this diode allows for compact PCB layouts and automated assembly, making it ideal for modern, space-constrained electronic designs. The robust construction ensures dependable performance across a wide range of applications.
The SMAJ75A is widely used in power supplies, automotive electronics, industrial control systems, telecommunications equipment, and consumer electronics, providing reliable protection against transient voltage threats. It is an excellent solution for engineers seeking compact, efficient, and high-reliability surge protection.
Key Specifications:
- Part Number: SMAJ75A
- Peak Pulse Power Dissipation: 400W (8/20µs)
- Stand-off Voltage (VRWM): 75V
- Breakdown Voltage: ~83.3V – 92.1V
- Clamping Voltage: ~121V
- Response Time: Picoseconds
- Leakage Current: Low
- Package: SMA / DO-214AC
- Type: Unidirectional TVS Diode
Applications:
- Power supply surge protection
- Automotive electronic systems
- Industrial control equipment
- Telecom and networking devices
- Consumer electronics
Key Features:
- 400W peak pulse power capability
- Ultra-fast transient response
- Low leakage current for improved efficiency
- Accurate and stable clamping voltage
- High thermal stability and long-term reliability
- Compact SMA package for space-saving PCB layouts
- Suitable for high-voltage protection applications
