HCPL2531S

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL2531S is an 8-pin DIP dual-channel high-speed transistor output optocoupler manufactured by onsemi. It features a nominal data rate of 1 Mbit/s and supports a maximum forward current of 0.025 A. The device provides a maximum isolation voltage of 2500 V and operates within a temperature range up to 70 °C. It utilizes surface mount installation characteristics and includes UL recognition and VDE approval certifications.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration with separate logic outputs for independent signal transmission
• High common mode rejection capability provided by internal noise shielding
• Compliant with international safety standards including UL recognition and VDE approval

Transistor, Photovoltaic Output Optoisolators Applications

• High speed TTL to TTL interface circuits
• Digital communication systems requiring galvanic isolation
• Industrial control applications involving noisy environments

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'S' against official datasheets to confirm surface mount package type and lead-free status. Ensure compatibility with existing PCB footprints and thermal management requirements. Confirm that the component meets all necessary regional regulatory standards for the intended deployment environment.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation at 1 Mbit/s is required with a 2500 V isolation rating. Consider the surface mount package format for automated assembly processes. Evaluate the operating temperature limits and insulation voltage requirements against system specifications before finalizing the design choice.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the family of high-speed transistor optocouplers which also includes HCPL-2530 and HCPL-4502. These devices utilize an AlGaAs LED optically coupled to a high-speed photodetector transistor. The series is designed for applications demanding fast response times and reliable signal transmission across isolation barriers.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Official documentation indicates that new designs should utilize the HCPL253xM series as equivalents. Verify pinout compatibility and electrical parameter alignment when substituting older stock with newer manufacturing variants.