Semtech 1-Element Uni-Directional TVS Diode Array, 200 W, 4-Pin SOT-143 SR2.8.TCT

Semtech SR2.8.TCT is a high-performance 1-element uni-directional TVS diode array designed for transient voltage suppression and surge protection in electronic circuits. It is capable of dissipating a peak pulse power of 200 W, housed in a compact 4-pin SOT-143 surface mount package suitable for automated assembly processes.

The diode array features a single diode configuration delivering uni-directional protection with a minimum breakdown voltage of 2.8 V and a low maximum reverse leakage current of 1 μA, enhancing circuit reliability. It provides excellent ESD protection compliant with IEC 61000-4-2, capable of handling ±15 kV air discharge and ±8 kV contact discharge levels.

This device includes robust surge handling capabilities with a peak pulse current rating of 14 A and test currents of 50 mA, supporting protection of two I/O lines against voltage transients caused by inductive loads or lightning strikes. It operates over a broad temperature range from -55°C to 125°C, allowing deployment in harsh industrial environments and automotive systems where thermal stability is critical.

The SR Series diode array is designed using RailClamp® technology which ensures fast clamping voltages, minimizing damage during transient events. The low capacitance characteristics make it ideal for high-speed data line protection where signal integrity is essential.

Key dimensions include a length of 3.04 mm, width of 1.4 mm, and height of 1.1 mm, enabling compact PCB layouts. The packaging and mounting specifications ensure ease of integration in modern surface mount technology (SMT) manufacturing lines.

This product finds applications in a wide range of industrial, telecommunications, automotive, and consumer electronic devices requiring high reliability surge protection. Its robust ratings and small footprint make it suitable for protecting sensitive electronics in power and signal lines.

This TVS diode array features a single diode configuration designed for uni-directional voltage suppression. It supports a minimum breakdown voltage of 2.8 V and maximum reverse stand-off voltage of 2.8 V. Peak pulse current capability reaches up to 14 A, ensuring robust surge protection.

The device operates reliably within a temperature range of -55°C to 125°C, suitable for harsh environments. Low capacitance and ESD protection make it ideal for protecting sensitive electronic circuits. The compact form factor measures 3.04 mm in length, 1.4 mm in width, and 1.1 mm in height.

It effectively protects two I/O lines and complies with ESD standards such as IEC 61000-4-2 and IEC 61000-4-5. The device uses the RailClamp® design, providing fast clamping voltage at 8.5 V under high surge conditions.

Explore our extensive range of Semtech semiconductor components and TVS Diode Arrays for reliable surge protection solutions suitable for electronics manufacturing and industrial applications. Discover more products in the Electronics & Electricals category at EnvMart.