HCPL0638R1

Logic Output Optoisolators Overview

The HCPL0638R1 is a high-speed logic output optocoupler from onsemi's HCPL06XX series. It integrates an AlGaAs LED with a high-speed integrated photodetector logic gate, providing single-channel isolation in a compact 8-SOIC package. Key electrical specifications include a typical data rate of 10 Mb/s and an isolation voltage of 3750 Vrms. The device features an open collector output type and supports a maximum forward current of 50 mA.

Logic Output Optoisolators Feature Summary

• Integrates an AlGaAs LED with a high-speed integrated photodetector logic gate for efficient signal transmission.
• Provides robust electrical isolation with a high isolation voltage rating suitable for demanding environments.
• Delivers high-speed performance with a typical data rate of 10 Mb/s for rapid signal processing.

Logic Output Optoisolators Applications

• High-speed digital communication interfaces requiring galvanic isolation
• Industrial control systems needing reliable signal transmission across isolated boundaries
• Data acquisition systems utilizing fast logic-level signal coupling

Logic Output Optoisolators Procurement Notes

Verify the specific suffix R1 to confirm the tape-and-reel packaging configuration, as this affects handling and assembly processes. Ensure compatibility with standard SOIC-8 footprint requirements during PCB layout. Confirm that the operating temperature range meets your system's environmental constraints before finalizing procurement decisions.

Logic Output Optoisolators Selection Notes

Select this component when high-speed data transmission up to 10 Mb/s is required alongside strong isolation capabilities. The open collector output necessitates appropriate pull-up resistor selection based on the target logic voltage level. Consider the 8-SOIC package size for space-constrained designs requiring through-hole or surface-mount integration flexibility.

Logic Output Optoisolators Part Context

This part belongs to onsemi's HCPL06XX family of high-speed optocouplers. These devices are designed for applications requiring fast response times and reliable isolation between circuit sections. The series utilizes advanced AlGaAs LED technology paired with specialized photodetector circuits to achieve superior performance compared to standard optocouplers.

Logic Output Optoisolators Replacement Considerations

HCPL0638 is listed as a direct substitute. Verify pinout compatibility and electrical parameter equivalence before implementation. Ensure the replacement part meets all original design specifications regarding speed, isolation voltage, and package dimensions.