SMCJ28A

The SMCJ28A is a transient voltage suppressor (TVS) diode manufactured by Littelfuse Inc., designed to protect sensitive electronic components from voltage spikes and transients. This device is part of the SMCJ series, which is known for its high power handling capabilities and robust performance in various applications.

Key Features:

1. Voltage Rating: The SMCJ28A has a breakdown voltage of approximately 28 volts, making it suitable for clamping voltage transients that exceed this threshold. It is designed to protect circuits operating at lower voltages, ensuring that any voltage spikes do not damage sensitive components.

2. Peak Power Dissipation: The device can handle a peak power dissipation of up to 600 watts, which allows it to absorb significant energy from transient events without failing. This high power rating is crucial for applications where voltage spikes can be frequent or severe.

3. Package Type: The SMCJ28A is housed in a DO-214AA (SMC) package, which is a surface-mount device (SMD) configuration. This package is designed for efficient thermal management and provides a compact footprint, making it suitable for space-constrained applications.

4. Response Time: The SMCJ28A features a fast response time, which is essential for protecting sensitive electronics from rapid voltage transients. This quick response helps to minimize the risk of damage to connected components.

5. Operating Temperature Range: The device operates effectively over a wide temperature range, typically from -55°C to +150°C. This makes it suitable for use in various environments, including industrial and automotive applications.

6. Applications: The SMCJ28A is commonly used in a variety of applications, including telecommunications, consumer electronics, automotive electronics, and industrial equipment. It is particularly useful in protecting against electrostatic discharge (ESD), lightning strikes, and other voltage transients.

7. Compliance and Standards: The SMCJ28A meets various industry standards for safety and performance, ensuring reliability in critical applications. It is often compliant with RoHS (Restriction of Hazardous Substances) regulations, making it an environmentally friendly choice.

Summary:

In summary, the SMCJ28A from Littelfuse Inc. is a robust and reliable transient voltage suppressor designed to protect electronic circuits from damaging voltage spikes. With its high power handling capability, fast response time, and wide operating temperature range, it is an ideal choice for a variety of applications where voltage protection is essential. Its compact DO-214AA package allows for easy integration into modern electronic designs, making it a popular choice among engineers and designers.