LDA200STR

Transistor, Photovoltaic Output Optoisolators Overview

The LDA200STR is a dual-channel optocoupler manufactured by IXYS Integrated Circuits Division, housed in an 8-SMD surface-mount package. It features bidirectional inputs and single-transistor outputs with a high isolation voltage of 3750Vrms. The device supports a current transfer ratio ranging from 33% to 1000%, with a typical value noted in documentation. Key electrical parameters include a maximum collector-emitter voltage of 30V and a power dissipation rating of 150mW. It operates within a temperature range of -40°C to +85°C and complies with RoHS standards.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration with bidirectional input capability for flexible circuit design
• High insulation voltage of 3750Vrms ensuring robust signal isolation
• Single-transistor phototransistor output type for standard switching applications

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose signal isolation in industrial control systems
• Interface circuits requiring bidirectional data transmission
• Power supply feedback loops for voltage regulation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix STR indicates the tape-and-reel packaging variant when ordering. Confirm that the bidirectional input requirement aligns with the system design, as this feature distinguishes it from standard unidirectional optocouplers. Ensure the 3750Vrms isolation rating meets the safety requirements of the target application environment. Cross-reference the 8-SMD flatpack dimensions with the PCB footprint to guarantee mechanical compatibility during assembly.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select the LDA200STR when bidirectional input functionality is required within a dual-channel architecture. The wide current transfer ratio range accommodates varying drive conditions without compromising isolation integrity. Consider the surface-mount form factor for automated assembly processes. Evaluate the 150mW power dissipation limit against thermal constraints in densely packed boards. This component serves as a direct replacement for legacy dual-channel units requiring similar isolation and output characteristics.

Transistor, Photovoltaic Output Optoisolators Part Context

The LDA200 belongs to the broader family of transistor-output optoisolators produced by IXYS. It is specifically designed for applications demanding reliable galvanic isolation between low-voltage control logic and higher-voltage load circuits. The dual-channel design allows for compact implementation of complex isolation tasks. As part of the LDA series, it shares common packaging and isolation standards with other models in the lineup, facilitating standardized design approaches across multiple product lines.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include the LDA200 (tube packaging) and LDA200P (flatpack variant). Verify pinout compatibility before swapping between different package types such as SMD versus DIP configurations.