Fairchild (onsemi) Tariff Inquiry

SMCJ20CA

The SMCJ20CA is a transient voltage suppressor (TVS) diode manufactured by Fairchild Semiconductor, a subsidiary of ON Semiconductor. This device is designed to protect sensitive electronic circuits from voltage transients, such as those caused by electrostatic discharge (ESD), inductive load switching, or power line surges.

Description:

The SMCJ20CA is a high-power, high-voltage transient voltage suppressor diode. It is housed in an SMC (Surface Mounted Capacitor) package, which is a surface-mount package with a rectangular shape and a central lead for thermal dissipation. The SMC package is suitable for high-power applications and provides better thermal performance compared to other surface-mount packages.

Features:

1. High Surge Current Capability: The SMCJ20CA can handle high surge currents, making it suitable for protecting circuits in applications with high-energy transients.
2. Low Clamping Voltage: The device has a low clamping voltage, which ensures that the voltage across the protected circuit remains low during transient events.
3. Fast Response Time: The SMCJ20CA has a fast response time, allowing it to quickly clamp the transient voltage and protect the circuit.
4. Bidirectional Protection: The device provides bidirectional protection, meaning it can protect against transient voltages in both polarities.
5. AEC-Q101 Qualified: The SMCJ20CA is qualified to the AEC-Q101 standard, making it suitable for use in automotive applications.
6. RoHS Compliant: The device is compliant with the Restriction of Hazardous Substances (RoHS) directive, which restricts the use of specific hazardous materials in electronic products.

Applications:

1. Automotive Applications: The SMCJ20CA is commonly used in automotive applications, such as protection for ignition systems, infotainment systems, and sensor interfaces.
2. Industrial Control Systems: The device can be used to protect industrial control systems from voltage transients caused by inductive load switching or power line surges.
3. Telecommunications Equipment: The SMCJ20CA can protect telecommunications equipment, such as routers and switches, from voltage transients.
4. Power Supplies: The device can be used to protect power supply circuits from transient voltages.
5. Consumer Electronics: The SMCJ20CA can be used to protect sensitive electronic circuits in consumer electronics, such as smartphones, tablets, and laptops, from ESD and other voltage transients.

In summary, the SMCJ20CA is a high-power, high-voltage transient voltage suppressor diode that offers fast response time, low clamping voltage, and bidirectional protection. It is suitable for various applications, including automotive, industrial control systems, telecommunications equipment, power supplies, and consumer electronics.