HCPL-4661#300

Logic Output Optoisolators Overview

The HCPL-4661#300 is a dual-channel high-speed logic output optocoupler manufactured by Broadcom Limited. It integrates a GaAsP light-emitting diode with an integrated high-gain photodetector to provide digital isolation. The device features a data rate of 10 Mb/s and supports a common mode transient immunity of 15 kV/µs. Electrical specifications include a maximum forward voltage of 1.75 V, a typical rise time of 24 ns, and a typical fall time of 10 ns. It offers an isolation voltage of 3750 Vrms and operates within a temperature range of -40°C to +85°C.

Logic Output Optoisolators Feature Summary

• Combines a GaAsP LED with a high-gain photodetector for efficient optical coupling
• Provides high-speed digital isolation suitable for fast signal transmission
• Features Schottky-clamped open collector outputs for robust logic interfacing

Logic Output Optoisolators Applications

• Industrial networking systems requiring electrical circuit isolation
• High-speed digital communication interfaces
• Logic gate applications involving diverse voltage levels

Logic Output Optoisolators Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status as specific listings indicate lead-containing variants. Ensure the ordering suffix matches required packaging and regulatory standards. Check current lifecycle status, as some sources indicate limited availability or end-of-life conditions for this specific part number.

Logic Output Optoisolators Selection Notes

Select this component for applications demanding high-speed data rates up to 10 Mb/s with strong common mode noise immunity. The open collector output type requires appropriate pull-up resistor configuration. Consider the DIP-8 gull wing package constraints for PCB layout. Verify thermal management requirements given the power dissipation limits in enclosed environments.

Logic Output Optoisolators Part Context

This device belongs to the HCPL series of optocouplers from Broadcom Limited. It is designed specifically for high-speed digital isolation tasks where signal integrity and speed are critical. The series typically includes various channel configurations and output types tailored for different industrial and commercial electronic applications.

Logic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.