LOC111

Transistor, Photovoltaic Output Optoisolators Overview

The LOC111 is a single linear optocoupler featuring an infrared LED optically coupled with two photodiodes. It achieves 0.01% servo linearity and typical THD of -87dB. The device offers a broadband response exceeding 200 kHz, high gain stability, low input-to-output capacitance, and low power consumption. It is designed to couple both analog and digital signals while maintaining compatibility with VDE standards.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Infrared LED optically coupled with two photodiodes for signal transmission
• Feedback photodiode generates control current for improved linearity
• High gain stability ensures consistent performance across operating conditions
• Low input-to-output capacitance minimizes capacitive coupling interference

Transistor, Photovoltaic Output Optoisolators Applications

• Telecommunications switching systems
• Tip/Ring circuit interfaces
• Modem switching applications including laptop and notebook devices
• Hook switch circuits
• Dial pulsing mechanisms

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific manufacturer designation when sourcing, as Littelfuse acquired IXYS Integrated Circuits. Ensure the component matches the official Littelfuse datasheet specifications for linearity and bandwidth. Confirm package type and pin configuration align with your PCB layout requirements before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component for applications requiring high precision analog signal isolation. The integrated feedback loop architecture provides superior linearity compared to standard optocouplers. Consider the broadband capability for high-frequency signal transmission needs. Verify voltage isolation ratings meet system safety requirements.

Transistor, Photovoltaic Output Optoisolators Part Context

The LOC111 belongs to the Linear Optocouplers series manufactured by Littelfuse. This family utilizes infrared LEDs coupled with dual photodiodes to achieve precise linear transfer characteristics. The product line supports various industrial and telecommunications applications requiring reliable electrical isolation with minimal signal distortion.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Littelfuse resources for cross-reference information.