HCPL-7611#300

Logic Output Optoisolators Overview

The HCPL-7611#300 is a high-speed logic optocoupler featuring one channel in an 8-pin DIP package. It provides 3750 Vrms isolation voltage and supports data rates up to 10 MBd. The device utilizes a GaAsP LED coupled with an integrated photodetector IC, delivering open-collector Schottky-clamped transistor outputs capable of 50 mA current. Key electrical parameters include a typical forward voltage of 1.5 V, maximum DC forward current of 20 mA, and propagation delays of 75 ns for both low-to-high and high-to-low transitions. It operates within a temperature range of -40°C to +85°C.

Logic Output Optoisolators Feature Summary

• Integrates a GaAsP light-emitting diode with a dedicated detector IC for enhanced performance.
• Features Schottky-clamped output transistors to minimize storage time and improve switching speed.
• Ensures robust system isolation through high dielectric strength between input and output circuits.

Logic Output Optoisolators Applications

• High-speed digital communication interfaces requiring galvanic isolation
• Isolation of microprocessor systems and bus lines
• Signal transmission in industrial control environments

Logic Output Optoisolators Procurement Notes

Verify the specific suffix matches the required packaging configuration. Confirm that the component meets all relevant safety certifications for your target market. Ensure compatibility with standard DIP-8 footprint requirements during PCB layout. Check for any recent product change notices affecting pinout or electrical characteristics before finalizing procurement plans.

Logic Output Optoisolators Selection Notes

Select this component when high-speed signal integrity and strong common-mode transient immunity are critical. The open-collector output requires appropriate pull-up resistors for proper logic level generation. Consider the 50 mA output drive capability for direct interfacing with TTL or CMOS loads without additional buffering stages.

Logic Output Optoisolators Part Context

This part belongs to the HCPL-7611 series of high-speed logic optocouplers manufactured by Broadcom Limited. It is designed to provide reliable isolation in demanding electronic applications where fast data transfer rates and noise immunity are essential for maintaining system stability and performance.

Logic Output Optoisolators Replacement Considerations

HCPL-7611-300E is a verified equivalent part number within the same family offering identical functional specifications and pinout compatibility.