Littelfuse 1-Element Bi-Directional TVS Diode Surface Mount DO-214 Package, 440 V, 1.5 kW Peak Pulse Power, Model SMCJ440CA

Littelfuse SMCJ440CA is a 1-element, bi-directional TVS diode designed to provide high-level transient voltage suppression for sensitive electronic components. Housed in a compact surface mount DO-214 package, it delivers a peak pulse power dissipation of 1.5 kW, making it suitable for protecting circuits from voltage spikes and surges commonly caused by lightning and switching transients.

This device features a maximum reverse stand-off voltage of 440 V and a clamping voltage of 713 V, enabling effective limitation of voltage surges and ensuring reliable circuit protection. It operates within a temperature range of -65°C to 150°C, allowing deployment in diverse industrial environments including power and communication equipment.

Constructed with a glass passivated junction and built-in strain relief, the diode offers durability and enhanced mechanical robustness. Its low reverse leakage current of 1 μA minimizes power loss under normal operation, while a fast response time of typically less than 1.0 picoseconds ensures immediate protection against transient voltage events.

The SMCJ440CA series provides ESD protection and complies with environmental standards such as halogen-free and RoHS directives. This makes it ideal for use in semiconductor devices, power supply boards, and electronic controls in industrial, automotive, and telecommunications applications.

Key features include its single element design, 2-pin configuration, and compatibility with surface mount technology to optimize board space. Its mechanical characteristics include dimensions of 7.11 mm length, 6.22 mm width, and 2.41 mm height, suitable for high-density PCB assemblies.

High peak pulse power rating of 1.5 kW for robust transient suppression. Fast response time to transient events protects sensitive components. Surface mount DO-214 package optimizes PCB real estate. Wide operating temperature range from -65°C to 150°C.

Low leakage current enhances operational efficiency and stability. Halogen free and RoHS compliant for environmental compliance. Glass passivated junction ensures enhanced reliability and durability. Built-in strain relief for mechanical stress resistance.

Bidirectional diode configuration supports diverse circuit protection schemes.

This Littelfuse TVS diode is widely used in industries such as electronics manufacturing, semiconductor protection, telecommunications, and automotive electronics for effective voltage transient mitigation. It supports surface mount technology (SMT) assembly processes and provides reliable, durable protection for critical electronic circuits.

Explore our extensive range of TVS Diodes and other semiconductor protection devices at EnvMart for industrial and commercial applications.