Broadcom

HCPL-4100

HCPL-4100 Description

The HCPL-4100 from Broadcom Limited is a high-performance current loop transmitter designed for robust signal isolation in demanding industrial and automotive environments. This 1-channel optocoupler features 3,750Vrms of reinforced isolation, ensuring reliable data transmission while protecting sensitive circuitry from high-voltage transients. With a 4.5V to 20V supply range and 30mA output current, it supports flexible integration into diverse systems. The device complies with CSA and UR safety standards and is ROHS3 compliant, making it suitable for global applications. Packaged in an 8-pin DIP tube, the HCPL-4100 combines durability with ease of assembly in through-hole designs.

HCPL-4100 Features

• High-Speed Performance: Achieves 16ns rise time and 23ns fall time, with a maximum propagation delay of 1.6µs (tpLH) / 1µs (tpHL), enabling real-time signal processing.
• Superior Noise Immunity: 1kV/µs common-mode transient immunity (CMTI) minimizes errors in electrically noisy environments.
• Wide Supply Range: Operates from 4.5V to 20V, accommodating both low-power and industrial voltage levels.
• Robust Isolation: 3,750Vrms isolation voltage ensures safety in high-voltage applications.
• Industry Compliance: Certified by CSA and UR, with REACH unaffected and EAR99 ECCN status for unrestricted international use.

HCPL-4100 Applications

• Industrial Automation: Ideal for PLC I/O modules, motor drives, and isolated sensor interfaces requiring noise-resistant signal transmission.
• Power Electronics: Used in inverters, SMPS, and gate drivers where high-voltage isolation is critical.
• Automotive Systems: Suitable for battery management (BMS) and EV charging systems due to its rugged design and transient immunity.
• Medical Equipment: Ensures safe signal isolation in patient monitoring and diagnostic devices.

Conclusion of HCPL-4100

The HCPL-4100 stands out for its high-speed, high-isolation, and noise-immune design, making it a superior choice for applications demanding reliability under harsh conditions. Its wide voltage range, compliance with global standards, and robust construction make it versatile for industrial, automotive, and medical uses. Engineers seeking a durable, high-performance isolator will find the HCPL-4100 an optimal solution for critical signal isolation tasks.