ISOM8115DFHR

Transistor, Photovoltaic Output Optoisolators Overview

The ISOM8115DFHR is a single-channel transistor output optocoupler manufactured by Texas Instruments. It features an AC input configuration with a phototransistor output, housed in a compact SOIC-4 surface-mount package. The device provides robust electrical isolation with a rated insulation voltage of 3750 Vrms. Key electrical parameters include a maximum collector-emitter voltage of 80 V and a maximum collector current of 50 mA. The typical current transfer ratio is specified at 130%, with a forward voltage of 1.5 V at a forward current of 50 mA. Operating temperatures range from -55°C to +125°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• AC input configuration designed for alternating current signal transmission
• High-voltage galvanic isolation via integrated barrier technology
• Phototransistor output stage for digital switching applications

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring AC signal isolation
• Solid-state relay driver circuits
• Power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix DFHR against official datasheets to confirm packaging type and reel specifications. Ensure compatibility with moisture sensitivity levels and reflow soldering profiles defined in the manufacturer's guidelines. Cross-reference the part number with authorized distributors to validate authenticity and traceability before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when AC-driven input signals are required within a single-channel isolation architecture. Compare the 130% typical CTR and 3750 Vrms isolation rating against system requirements. Consider the SOIC-4 footprint for space-constrained designs. Evaluate thermal performance within the -55°C to +125°C operating range relative to ambient conditions.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the ISOM811x family of isolated transistors. It shares the same physical package and basic output characteristics as other variants like the ISOM8110, but differs specifically in its AC input capability. This distinguishes it from DC-input counterparts within the same product line.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include other AC-input variants within the ISOM811x series, such as the ISOM8115DFSR, provided insulation ratings and pinouts match. Verify functional equivalence with automotive-grade versions if AEC-Q100 qualification is not strictly required.