ILD205T-LB

Transistor, Photovoltaic Output Optoisolators Overview

The Vishay ILD205T-LB is a dual-channel optocoupler featuring a GaAs infrared LED and silicon NPN phototransistor in an SOIC-8 package. It provides 4000Vrms isolation voltage with a current transfer ratio of 13% to 80%. The device supports a maximum forward current of 30mA and collector-emitter voltage of 70V. Operating temperature ranges from -55°C to 100°C. Typical rise and fall times are 3μs and 4.7μs respectively. Certified under CSA, cUL, and UL1577 standards for safety compliance.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration with integrated GaAs infrared LED and silicon NPN phototransistor
• High isolation voltage capability of 4000Vrms for safe circuit separation
• Surface-mountable SOIC-8 package with standard lead spacing
• Certified for international safety standards including UL1577 and cUL

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Signal transmission across isolated boundaries
• Power supply feedback loops
• Microprocessor interface circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix LB against official Vishay documentation to confirm exact ordering parameters. Ensure compatibility with existing PCB footprint designs for SOIC-8 packages. Cross-reference safety certification requirements with target application regulations. Confirm tape and reel packaging availability matches production volume needs. Validate thermal management strategies for operation within the specified temperature range.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required in a compact surface-mount form factor. Consider the 4000Vrms isolation rating for high-voltage separation needs. Evaluate the current transfer ratio range against drive current capabilities. Check operating temperature limits for environmental suitability. Compare rise and fall times against signal speed requirements.

Transistor, Photovoltaic Output Optoisolators Part Context

The ILD205T-LB belongs to Vishay's ILD series of optocouplers. This family includes variants like ILD206T and ILD207T. These devices utilize GaAs LEDs paired with silicon phototransistors. The series offers various channel configurations and isolation ratings. They are designed for general-purpose isolation applications.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers: ILD205T, VOD205T.