The SMAJ30CA-E3/61T is a surface-mount Transient Voltage Suppressor (TVS) diode manufactured by Vishay. It is designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and inductive load switching. The device comes in a compact SMA package, making it suitable for automated assembly and high-density board layouts. The SMAJ30CA-E3/61T is a bidirectional TVS diode, providing protection against both positive and negative voltage transients. The E3 suffix indicates that the component is AEC-Q101 qualified for automotive applications.

Applications

• I/O port protection
• Data line protection
• Microcontroller protection
• Voltage clamping
• Automotive electronics
• Protection of sensitive electronic equipment against ESD and transient voltages

Features

• Bidirectional TVS diode
• Surface mount SMA package
• Glass passivated junction for reliability
• Excellent clamping capability
• Low incremental surge resistance
• Fast response time
• Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C
• AEC-Q101 qualified

Benefits

• Provides reliable protection against transient voltage events in both positive and negative directions, enhancing the reliability of electronic systems.
• The SMA package allows for high-density board layouts and automated assembly.
• Fast response time ensures rapid clamping of transient voltages, minimizing the risk of damage.
• Glass passivated junction provides stability and reliability under high-stress conditions.
• AEC-Q101 qualification ensures suitability for automotive applications.
• Compliant with RoHS standards, meeting environmental regulations.

Additional Details

The SMAJ30CA-E3/61T has a standoff voltage of 30V. Its breakdown voltage ranges from 33.3V to 36.8V. The clamping voltage is 48.4V at a peak pulse current of 8.3A. The peak pulse power dissipation is 400W at a 10/1000 μs waveform. The operating junction temperature range is -55°C to +150°C. The device is suitable for lead-free soldering processes and is halogen-free.