STMicroelectronics SM15T68CA Transil™ TVS Diode

The SM15T68CA is a high-quality Transil™ transient voltage suppressor (TVS) diode, designed and manufactured by STMicroelectronics, a leader in the semiconductor industry. This robust component is engineered to protect sensitive electronic equipment from voltage transients induced by load dump and other transient voltage events.

Key Features

• Stand-off Voltage: The device has a stand-off voltage of 58.1 V, which makes it suitable for a wide range of applications that require voltage regulation.
• Peak Pulse Power: It can handle a peak pulse power of 1500 W (10/1000 µs), providing reliable protection against surges and spikes in electrical circuits.
• Breakdown Voltage: The minimum breakdown voltage is specified at 64.4 V, ensuring that the device remains non-conductive under normal operating conditions.
• Clamping Voltage: With a clamping voltage of 103 V, the SM15T68CA ensures that any transient overvoltages are effectively clamped to a safe level, protecting the components downstream.
• Bidirectional Device: This component is bidirectional, offering protection in both directions, which simplifies circuit design and reduces inventory for products that require symmetrical protection.
• Low Leakage Current: It features a low leakage current, minimizing power loss when the device is in standby mode, thus enhancing the energy efficiency of the application it is used in.
• Compliance: The SM15T68CA complies with industrial standards such as ISO 7637-2 and ISO 16750-2, making it suitable for automotive and industrial applications.
• Package: Available in an SMB (DO-214AA) surface-mount package, it is ideal for compact designs and easy integration into automated manufacturing processes.

Applications

The SM15T68CA is versatile and can be used in a variety of applications, including:

• Automotive electronics such as ECUs, GPS systems, and entertainment systems
• Industrial systems including PLCs, inverters, and power supplies
• Consumer electronics like PCs, TVs, and telecommunication devices
• Protection of voltage-sensitive components such as ICs, MOSFETs, and signal lines

With its combination of high surge capability, fast response time, and bidirectional protection, the SM15T68CA from STMicroelectronics is an excellent choice for designers looking to enhance the durability and reliability of their electronic systems against transient voltage events.