STMicroelectronics

SM15T18A

SM15T18A Description

The SM15T18A is a high-performance TVS diode from STMicroelectronics, designed for general-purpose applications. This Zener diode offers excellent protection against voltage transients and surges in electronic circuits. With a peak pulse current of 308A (8/20µs) and a power rating of 1500W (1.5kW), the SM15T18A provides robust protection for sensitive components. Its surface-mount packaging allows for easy integration into modern electronic designs.

SM15T18A Features

• Voltage - Reverse Standoff (Typ): 15.3V
• Voltage - Clamping (Max) @ Ipp: 32.5V
• Current - Peak Pulse (10/1000µs): 308A (8/20µs)
• Power - Peak Pulse: 1500W (1.5kW)
• Mounting Type: Surface Mount
• Package: SMC (Supplier Device Package)
• Series: SM15T, TRANSIL™
• Type: Zener
• Unidirectional Channels: 1
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• ECCN: EAR99
• HTSUS: 8541.10.0080

SM15T18A Applications

The SM15T18A is ideal for a wide range of general-purpose applications where voltage transient protection is required. Some specific use cases include:

1. Automotive Electronics: Protecting automotive control units, sensors, and communication interfaces from voltage spikes and transients.
2. Industrial Control Systems: Providing surge protection for PLCs, motor drives, and other industrial control equipment.
3. Telecommunications: Protecting communication lines and equipment from voltage surges and lightning-induced transients.
4. Consumer Electronics: Ensuring reliable operation of smartphones, tablets, and other portable devices by protecting them from voltage spikes during charging or operation.

Conclusion of SM15T18A

The SM15T18A from STMicroelectronics is a versatile and high-performance TVS diode, offering robust protection for a wide range of general-purpose applications. Its unique combination of high peak pulse current, power rating, and voltage protection levels make it an excellent choice for protecting sensitive electronic components from voltage transients and surges. With its surface-mount packaging and compliance with REACH and RoHS regulations, the SM15T18A is an ideal solution for modern electronic designs requiring reliable voltage protection.