Broadcom

HCPL-5701

HCPL-5701 Description

The HCPL-5701 from Broadcom Limited is a high-performance Darlington-output optoisolator designed for applications requiring robust electrical isolation and reliable signal transmission. This 1-channel device features a photovoltaic output configuration, providing a current transfer ratio (CTR) of 200% at 5mA, ensuring efficient signal amplification. With an isolation voltage of 1500VDC, it meets stringent safety requirements for industrial and automotive systems. The optoisolator is housed in an 8-DIP through-hole package, making it suitable for PCB mounting in harsh environments. Its RoHS3 compliance and REACH unaffected status further enhance its suitability for modern electronics.

HCPL-5701 Features

• Darlington Output: Delivers high gain with a CTR of 200% @ 5mA, ideal for low-input-current applications.
• Fast Switching: Turn-on/off times of 2µs and 8µs, enabling efficient signal processing in dynamic systems.
• Low Saturation Voltage: Vce(max) of 110mV minimizes power loss, improving energy efficiency.
• High Isolation: 1500VDC isolation ensures reliable protection against voltage spikes and noise.
• Wide Operating Range: Supports output currents up to 40mA and forward voltages of 1.4V (typ).
• Robust Packaging: MSL 1 (Unlimited) rating ensures durability in humid conditions, and the tube packaging facilitates easy handling.

HCPL-5701 Applications

The HCPL-5701 excels in applications requiring high-voltage isolation and signal amplification, including:

• Industrial Control Systems: Isolate PLCs, motor drives, and sensors to prevent ground loops.
• Automotive Electronics: Ensure noise immunity in battery management and powertrain systems.
• Medical Equipment: Provide safe isolation in patient-monitoring devices.
• Telecommunications: Protect sensitive circuitry from surges in line interfaces.
• Power Supplies: Isolate feedback loops in switch-mode power supplies (SMPS).

Conclusion of HCPL-5701

The HCPL-5701 stands out for its high CTR, low saturation voltage, and robust isolation, making it a superior choice for demanding applications. Its fast switching and wide operating range cater to industries requiring precision and reliability. Whether in industrial automation, automotive systems, or medical devices, this optoisolator delivers exceptional performance and safety compliance, solidifying Broadcom's reputation for high-quality optoelectronic solutions.