The 1.0SMBJ78A TVS Diode from RUILON is a high-performance 1000W transient voltage suppressor designed to protect sensitive electronic circuits from voltage spikes, lightning surges, and electrostatic discharge (ESD). Built using advanced avalanche breakdown technology, it delivers ultra-fast response time and precise clamping performance, ensuring reliable suppression of transient overvoltage events in industrial and electronic systems.
With a working peak reverse voltage of 78V, the 1.0SMBJ78A is well-suited for mid-voltage applications such as DC power distribution, industrial control equipment, communication interfaces, and embedded electronics. Its 1000W peak pulse power dissipation (10/1000µs waveform) provides significantly higher surge absorption capability compared to standard 600W TVS diodes, enhancing system robustness and long-term reliability.
The device features low leakage current, stable clamping characteristics, and excellent thermal performance, ensuring efficient operation under repeated surge stress. Compared to lower voltage variants, the 78V rating offers increased voltage headroom, reducing the risk of false triggering while maintaining strong transient protection capability.
Encased in a compact SMB (DO-214AA) surface-mount package, the 1.0SMBJ78A supports space-saving PCB design and easy integration into modern electronic systems. It is widely used in consumer electronics, power supplies, telecom equipment, industrial automation, and embedded systems requiring reliable surge protection.
Key Features:
- 1000W peak pulse power dissipation (10/1000µs)
- 78V 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 automation systems
- Communication equipment
- Consumer electronics
- Embedded electronic systems
