The TPSMB400A-A is a surface-mount Transient Voltage Suppressor (TVS) diode manufactured by Littelfuse. It is designed to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and Electrostatic Discharge (ESD). This TVS diode is part of the SMB series, known for its compact size and reliable performance in various applications.

Applications

• Protection of I/O Interfaces
• Voltage transient suppression in consumer electronics
• Surge protection in industrial control systems
• Protection of sensitive components in automotive electronics
• ESD protection for communication equipment

Features

• SMB package for surface mount assembly
• Unidirectional configuration
• Glass passivated junction
• Excellent clamping capability
• Low incremental surge resistance
• Typical IR less than 1 μA above 12V
• Fast response time: typically less than 1.0 ps from 0 V to VBR minimum

Benefits

• Provides robust protection against voltage transients, improving system reliability.
• Compact SMB package saves valuable board space.
• Fast response time ensures rapid protection against transient events.
• Low clamping voltage protects sensitive components from overvoltage stress.
• Meets industry standards for surge protection and safety.

Additional Details

The TPSMB400A-A has a standoff voltage of 400V. Its peak pulse power dissipation is rated at 600W. The operating and storage temperature range is -55°C to +150°C. It is commonly used in applications requiring reliable surge protection in a small form factor. The device is RoHS compliant and halogen-free.