The SMBJ120A TVS Diode from RUILON is a high-performance 600W transient voltage suppressor designed to protect electronic circuits from voltage spikes, lightning surges, and electrostatic discharge (ESD). Engineered with advanced avalanche breakdown technology, this diode delivers ultra-fast response time and precise clamping performance, ensuring reliable suppression of transient overvoltage events.
With a working peak reverse voltage of 120V, the SMBJ120A is ideal for high-voltage applications requiring stable and efficient surge protection. It features a peak pulse power dissipation of 600W (10/1000µs waveform), enabling it to absorb and dissipate high-energy transients while maintaining circuit integrity. The device also offers low leakage current and optimized clamping characteristics, enhancing system efficiency and long-term reliability.
Compared to lower voltage TVS diodes, the 120V configuration provides greater voltage headroom, minimizing the risk of unintended conduction in circuits with voltage fluctuations while maintaining strong surge suppression capability. Its compact SMB (DO-214AA) surface-mount package supports space-saving PCB layouts and easy integration into modern electronic designs.
The RUILON SMBJ120A is widely used in power supplies, industrial control systems, telecom equipment, automotive electronics, and consumer devices, ensuring dependable protection, extended service life, and consistent performance in demanding environments.
Key Features:
- 600W peak pulse power dissipation (10/1000µs)
- 120V working peak reverse voltage
- Ultra-fast response time
- Low leakage current and high reliability
- Excellent clamping capability
- Compact SMB (DO-214AA) SMD package
Applications:
- Power supply protection
- Industrial control systems
- Telecom and networking equipment
- Automotive electronics
- Consumer electronic devices
