Littelfuse unveils new compact, high-rel, low-cap TVS diode series for avionics

Littelfuse released the new SMBLCE-HR/HRA, SMCLCE-HR/HRA, and SMDLCE-HR/HRA High-Reliability Low Capacitance TVS Diode Series. This groundbreaking series of TVS diodes is designed to safeguard avionics equipment from lightning and other overvoltage threats, setting a new standard in high-reliability protection for the aviation industry. The SMBLCE-HR/HRA (600 W), SMCLCE-HR/HRA (1500 W), and SMDLCE-HR/HRA (3000 W) series stand out for their unique combination of high reliability and low capacitance in compact JEDEC DO-214AA and DO-214AB packages. These diodes are meticulously designed, manufactured, and screened to eliminate early failures, ensuring consistent performance without degradation even under continuous surge conditions. With capacitance values as low as 50 Pf and power ratings ranging from 600 to 3000 watts, these TVS diodes offer unparalleled protection for sensitive avionics data lines. View the video. The new TVS diodes are ideal for a range of avionics applications, including: flight control systems, Full Authority Digital Engine Control (FADEC), radar systems, and other high-speed data interfaces. By offering exceptional protection against overvoltage threats, these diodes ensure the reliability and safety of critical avionics equipment. “Today’s aircraft designs are increasingly utilizing new composite materials and higher data ...