onsemi

1.5SMC39AT3

1.5SMC39AT3 Description

The 1.5SMC39AT3 is a Zener TVS Diode designed for general-purpose applications. Manufactured by onsemi, this device is packaged in a surface-mount SMC (Surface Mountable Chip) carrier. With a peak pulse power rating of 1500W (1.5kW), it is capable of handling high-energy transients and surges. The 1.5SMC39AT3 is classified as EAR99 and REACH unaffected, indicating its compliance with export control regulations and chemical substance restrictions.

1.5SMC39AT3 Features

• Voltage - Reverse Standoff (Typ): 33.3V
• Voltage - Clamping (Max) @ Ipp: 53.9V
• Voltage - Breakdown (Min): 37.1V
• Current - Peak Pulse (10/1000µs): 28A
• Power - Peak Pulse: 1500W (1.5kW)
• Unidirectional Channels: 1
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Power Line Protection: No
• HTSUS: 8541.10.0080
• ECCN: EAR99
• REACH Status: REACH Unaffected

The 1.5SMC39AT3 stands out for its high peak pulse power rating, making it suitable for applications requiring high-energy surge protection. Its low reverse standoff voltage and high clamping voltage provide effective protection against transient voltages. The unlimited moisture sensitivity level ensures reliable performance in various environmental conditions.

1.5SMC39AT3 Applications

The 1.5SMC39AT3 is ideal for general-purpose applications where high-energy surge protection is required. Some specific use cases include:

1. Electronic Devices: Protecting sensitive electronic components from voltage spikes and transients.
2. Telecommunications Equipment: Mitigating voltage surges in communication systems.
3. Automotive Electronics: Providing surge protection for automotive electronic control units (ECUs) and sensors.
4. Industrial Control Systems: Protecting industrial control systems from voltage transients and surges.

Conclusion of 1.5SMC39AT3

The 1.5SMC39AT3 is a high-performance Zener TVS Diode designed for general-purpose applications. Its high peak pulse power rating, low reverse standoff voltage, and high clamping voltage make it an excellent choice for protecting sensitive electronic components from voltage surges and transients. While it is classified as obsolete, it remains a reliable option for applications requiring high-energy surge protection.