STMicroelectronics

SMBJ70CA-TR

SMBJ70CA-TR Description

The SMBJ70CA-TR is a high-performance TVS diode designed and manufactured by STMicroelectronics. This device is part of the SMBJ, TRANSIL™ series and is a Zener type TVS diode. It is designed to provide reliable protection against voltage transients in various electronic circuits. With a bidirectional channel, it can handle peak pulse current of 5.5A (10/1000µs) and peak pulse power of 600W. The SMBJ70CA-TR has a reverse standoff voltage of 70V and a maximum clamping voltage of 113V at Ipp. It is designed to withstand a minimum breakdown voltage of 77.8V.

SMBJ70CA-TR Features

• Bidirectional Channels: The SMBJ70CA-TR features a single bidirectional channel, allowing it to protect both polarities of the voltage transients.
• High Surge Current Capability: With a peak pulse current of 5.5A (10/1000µs), the SMBJ70CA-TR can handle high surge currents, making it suitable for applications with high energy transients.
• Low Reverse Standoff Voltage: The SMBJ70CA-TR has a reverse standoff voltage of 70V, which allows it to be used in low-voltage applications without causing excessive power dissipation.
• High Clamping Voltage: The maximum clamping voltage of 113V at Ipp ensures that the SMBJ70CA-TR can effectively clamp high-energy transients without damaging the protected circuit.
• Surface Mount Package: The SMBJ70CA-TR is available in a surface mount package, making it easy to integrate into PCB designs.
• Compliance with Regulations: The SMBJ70CA-TR is compliant with RoHS3 and REACH regulations, ensuring that it meets the environmental and safety standards required for use in electronic devices.

SMBJ70CA-TR Applications

The SMBJ70CA-TR is ideal for use in a wide range of general-purpose applications where protection against voltage transients is required. Some specific use cases include:

• Automotive Electronics: The SMBJ70CA-TR can be used to protect automotive electronics from voltage transients caused by ignition systems, alternators, and other high-energy sources.
• Industrial Control Systems: In industrial control systems, the SMBJ70CA-TR can protect against voltage transients caused by switching operations, electrical noise, and other sources of electrical disturbances.
• Telecommunications Equipment: The SMBJ70CA-TR can be used to protect telecommunications equipment from voltage transients caused by lightning strikes, power surges, and other sources of electrical disturbances.
• Consumer Electronics: In consumer electronics, the SMBJ70CA-TR can protect devices from voltage transients caused by power surges, electrostatic discharge, and other sources of electrical disturbances.

Conclusion of SMBJ70CA-TR

The SMBJ70CA-TR is a versatile and high-performance TVS diode that offers excellent protection against voltage transients in a wide range of applications. Its bidirectional channels, high surge current capability, and low reverse standoff voltage make it an ideal choice for protecting sensitive electronic circuits from voltage transients. With its compliance with RoHS3 and REACH regulations, the SMBJ70CA-TR is a reliable and environmentally friendly solution for protecting electronic devices from voltage transients.