The SMBJ45A 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 provides ultra-fast response time and precise clamping capability, ensuring reliable suppression of transient overvoltage conditions.
With a working peak reverse voltage of 45V, the SMBJ45A is ideal for higher-voltage applications requiring stable and efficient protection. It offers a peak pulse power dissipation of 600W (10/1000µs waveform), allowing it to absorb and dissipate high-energy surges while maintaining circuit safety. The device features low leakage current and optimized clamping performance, contributing to improved system efficiency and long-term reliability.
Compared to lower voltage TVS diodes, the 45V configuration delivers increased voltage headroom, reducing the risk of false triggering in circuits with voltage variations while maintaining strong protection performance. Encased in a compact SMB (DO-214AA) surface-mount package, it enables space-saving PCB designs and easy integration into modern electronic systems.
The RUILON SMBJ45A is widely used in power supplies, automotive electronics, telecom equipment, industrial control systems, and consumer devices, ensuring robust protection, durability, and consistent performance in demanding environments.
Key Features:
- 600W peak pulse power dissipation (10/1000µs)
- 45V 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
- Automotive electronics
- Telecom and networking equipment
- Industrial control systems
- Consumer electronic devices
