The SMBJ100A/52 is a transient voltage suppressor (TVS) diode manufactured by Vishay. It's designed to safeguard sensitive electronic components from voltage transients originating from sources like lightning strikes, inductive load switching, and electrostatic discharge (ESD). This unidirectional TVS diode is part of the SMBJ series, recognized for its compact size and robust surge handling capabilities.

Applications

• I/O interface protection
• Overvoltage protection for sensitive electronics
• Surge protection in consumer devices
• Data line and power line protection
• Protection of telecom equipment

Features

• Unidirectional TVS diode
• Surface-mount SMB package
• Low-profile design
• Glass-passivated junction
• Excellent clamping performance
• Low incremental surge resistance
• Fast response time (typically less than 1 ps)
• High-temperature soldering guaranteed (260°C/10 seconds)
• Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C

Benefits

• Reliable overvoltage protection for vulnerable circuits
• Small form factor enables use in space-constrained designs
• High surge current capability for robust transient protection
• Fast response minimizes voltage overshoot during transient events
• Easy integration into existing and new circuit designs
• Increases the overall reliability and lifespan of protected equipment

Technical Specifications

The SMBJ100A/52 features a standoff voltage of 100 V and a breakdown voltage ranging from 111 V to 123 V. It offers a peak pulse power dissipation of 600 W. The typical clamping voltage at peak pulse current is 162 V. The operating temperature range spans from -65°C to +150°C.

The glass-passivated junction ensures high reliability and stability. The device complies with rigorous quality control standards, making it suitable for applications where reliable overvoltage protection is crucial. Its construction and materials are designed for durability and consistent performance under various operating conditions.