HCPL0700R2

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL0700R2 is a single-channel high-speed optocoupler manufactured by onsemi, housed in an 8-SOIC surface-mount package. It features a split Darlington transistor output with an accessible base terminal for enhanced control. The device provides 2500 Vrms isolation voltage and supports data rates up to 100 kb/s. Key electrical parameters include a maximum collector current of 60 mA, a typical forward voltage of 1.25 V at 20 mA input, and a minimum current transfer ratio of 300% at 1.6 mA. Operating temperatures range from -40°C to +85°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Split Darlington output configuration allows external base connection for improved switching speed and linearity control
• High current transfer ratio capability enables efficient drive from low-current logic sources
• Robust insulation performance ensures reliable signal transmission across isolated circuits

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial automation systems requiring galvanic isolation
• Power supply feedback loops for voltage regulation
• Microcontroller interface circuits for noise immunity

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix R2 confirms the reel packaging format when sourcing. Ensure compatibility with standard 8-SOIC footprints during PCB layout. Confirm RoHS compliance status through official manufacturer declarations prior to final procurement approval.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high gain and fast switching are required within a compact surface-mount form factor. The accessible base pin offers design flexibility for optimizing response time compared to standard Darlington outputs. Consider thermal dissipation limits and isolation voltage requirements relative to the target application environment.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the HCPL0700 series of high-speed optocouplers designed for demanding digital isolation applications. It represents a evolution in split-Darlington technology, offering superior performance over earlier generations while maintaining compatibility with existing SOIC packages used in industrial and consumer electronics.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

HCPL0731R2 (Dual-channel variant)

Transistor, Photovoltaic Output Optoisolators FAQ

What is the function of the base terminal on the output transistor?

The base terminal allows for external connection to modify the switching characteristics, such as reducing storage time or adjusting sensitivity, providing greater control over the output response.

Is the HCPL0700R2 suitable for high-frequency digital signals?

Yes, it is classified as a high-speed optocoupler capable of supporting data rates up to 100 kb/s, making it appropriate for many digital communication interfaces.