The SMAJ7.0CA-E3/61T is a surface-mount transient voltage suppressor (TVS) diode manufactured by Vishay. This component protects sensitive electronic circuits from voltage transients induced by lightning strikes, inductive load switching, and electrostatic discharge (ESD). The 'CA' suffix denotes that it is a bidirectional device, making it suitable for protecting circuits from both positive and negative voltage surges.

Applications:

• I/O port protection
• Data line protection
• Power supply protection
• Microcontroller protection
• General purpose protection in electronic equipment

Features:

• Surface Mount SMA package
• Glass passivated chip junction
• 400 W peak pulse power capability at 10/1000 μs waveform
• Excellent clamping capability
• Low incremental surge resistance
• Fast response time: typically less than 1 ps
• Low leakage current
• Bidirectional TVS
• RoHS compliant
• Halogen-free

Benefits:

• Provides reliable overvoltage protection, enhancing the reliability of electronic systems.
• Compact size allows for use in space-constrained applications.
• Reduces downtime and maintenance costs due to voltage transient damage.
• Enhances system immunity to electrical noise and disturbances.
• Compliant with environmental regulations.

Additional Details:

The SMAJ7.0CA-E3/61T has a standoff voltage of 7.0 V, with a breakdown voltage ranging from 7.78 V to 8.58 V. The peak pulse power dissipation is 400 W at a 10/1000 μs waveform. The operating junction temperature range is -55 °C to +150 °C. The clamping voltage at peak pulse current is 12.9 V. The package is a DO-214AC (SMA). As a bidirectional TVS diode, it protects against both positive and negative voltage transients. The low incremental surge resistance ensures effective clamping during surge events. Its fast response time quickly clamps transient voltages, preventing damage to downstream components. This device is commonly used in a variety of electronic applications where overvoltage protection is critical.