HCPL-2611-020E

Logic Output Optoisolators Overview

The HCPL-2611-020E is a high-speed logic gate optocoupler featuring a single channel with DC input. It integrates a GaAsP light-emitting diode and a high-gain photodetector with an open collector, Schottky-clamped transistor output. The device supports a data rate of 10 MBd and provides isolation voltages of 3750 Vrms or 5000 Vrms depending on certification. Key electrical parameters include a typical propagation delay of 75 ns, rise time of 24 ns, and fall time of 10 ns. It operates within a temperature range of -40°C to 85°C and accepts a forward current of up to 10 mA.

Logic Output Optoisolators Feature Summary

• Integrates a GaAsP LED with a high-gain photodetector for efficient signal transmission.
• Features an open collector output with Schottky clamping to prevent saturation and ensure fast switching.
• Provides high common-mode rejection capability to maintain signal integrity in noisy environments.
• Includes an enable input pin to facilitate gating functions for controlled data transmission.

Logic Output Optoisolators Applications

• Isolated communication logic interfaces in industrial systems
• Microprocessor system interface isolation
• Power supply control and feedback loops
• Ground loop elimination in instrumentation

Logic Output Optoisolators Procurement Notes

Verify the specific suffix (e.g., -020E) against the required safety certifications such as UL 1577 or IEC standards. Confirm package type compatibility, as the device is available in PDIP and SOIC formats. Ensure the selected variant meets the necessary operating temperature range and isolation voltage ratings for the target application environment.

Logic Output Optoisolators Selection Notes

Select this component when high-speed digital isolation is required alongside robust noise immunity. The Schottky-clamped output makes it suitable for applications demanding fast turn-off times. Consider the specific isolation voltage rating needed for regulatory compliance. Verify that the logic level compatibility matches the driving circuit requirements.

Logic Output Optoisolators Part Context

This part belongs to the HCPL-26xx series of high-speed optocouplers manufactured by Broadcom Limited. It serves as a direct replacement for legacy pulse transformers in digital isolation applications. The series is designed to provide reliable signal transfer across isolated boundaries while maintaining low power consumption and high reliability in harsh electromagnetic environments.

Logic Output Optoisolators Replacement Considerations

Check datasheets for equivalent parts from other manufacturers like Onsemi or Fairchild. Ensure pinout compatibility and identical electrical specifications, particularly propagation delay and isolation voltage, before substituting.