HCPL-2611

Logic Output Optoisolators Overview

The HCPL-2611 is a high-speed logic gate optocoupler featuring a single channel with a 10 MBd data rate. It utilizes a GaAsP LED and an integrated high-gain photodetector with open-collector Schottky-clamped transistor output. The device provides 3750 Vrms isolation voltage and supports a forward current of up to 20 mA. Typical rise and fall times are 24 ns and 10 ns, respectively. Operating temperature ranges from -40°C to +85°C.

Logic Output Optoisolators Feature Summary

• High common-mode noise immunity with typical CMTI of 10 kV/µs
• TTL and LSTTL logic compatibility for direct interface
• Built-in enable input for signal gating functionality

Logic Output Optoisolators Applications

• High-speed logic interface isolation
• Microprocessor system interconnection
• Ground loop elimination in instrumentation
• Power supply control circuit isolation

Logic Output Optoisolators Procurement Notes

Verify the specific suffix (e.g., -000E, -020E) against the required safety certifications such as UL or CSA. Confirm package type matches design requirements, as options include PDIP-8 and SOIC-8. Ensure operating conditions align with the specified -40°C to +85°C range. Check RoHS compliance status for environmental regulations.

Logic Output Optoisolators Selection Notes

Select this component for applications requiring fast signal transmission across isolated boundaries. The open-collector output necessitates an external pull-up resistor. Verify that the input current does not exceed maximum ratings. Consider thermal management within the specified operating temperature limits during PCB layout.

Logic Output Optoisolators Part Context

This device belongs to the HCPL-26xx series of high-speed optocouplers manufactured by Broadcom Limited. It serves as a digital isolation solution replacing traditional pulse transformers. The product line includes variants with different insulation voltages and packaging styles to suit diverse industrial and commercial electronic designs.

Logic Output Optoisolators Replacement Considerations

HCPL-2611-000E

Logic Output Optoisolators FAQ

What is the typical common-mode transient immunity?

The typical common-mode transient immunity (CMTI) is 10 kV/µs.

Does the device support signal gating?

Yes, the HCPL-2611 features an enable input pin that allows for signal gating control.