LTV-725VS-TA1

Transistor, Photovoltaic Output Optoisolators Overview

The LTV-725VS-TA1 is a single-channel optoisolator from the Lite-On LTV series, featuring a Darlington transistor output with an accessible base terminal. It utilizes surface-mount technology in a compact 6-SMD package. The device provides high isolation capability with a rated voltage of 5000Vrms between input and output circuits. Key electrical parameters include a maximum collector-emitter voltage of 300V and a typical forward voltage of 1.2V. It supports DC input signals and offers a minimum current transfer ratio of 100% at a forward current of 5mA. The component operates within a temperature range of -40°C to 100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates a Darlington phototransistor output structure for high gain amplification
• Includes a dedicated base pin to allow external control or speed enhancement
• Provides robust electrical isolation suitable for sensitive signal transmission

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial automation control systems requiring high-gain isolation
• Power supply feedback loops for voltage regulation
• Solid-state relay driver circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify that the specific suffix TA1 corresponds to the tape-and-reel packaging format required for automated assembly processes. Confirm that the 6-SMD footprint matches the target PCB layout dimensions. Ensure compliance with RoHS directives if operating in regulated regions. Cross-reference the manufacturer datasheet for exact mechanical tolerances before finalizing the design integration.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high current gain is necessary without external amplification stages. The accessible base terminal allows designers to adjust switching speed by adding external capacitance or resistance. Consider the 300V output voltage rating to ensure it exceeds the load requirements. Verify that the 5000Vrms isolation level meets the safety standards of the application environment.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the LTV-725 family of optocouplers, which are designed for general-purpose isolation applications. The VS variant specifically denotes the surface-mount configuration with a six-pin outline. It serves as a bridge between low-voltage control logic and higher-voltage power stages, ensuring galvanic separation while maintaining signal integrity through the Darlington output stage.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

• LTV-725V

Transistor, Photovoltaic Output Optoisolators FAQ

What is the function of the base pin on the LTV-725VS-TA1?

The base pin provides access to the internal phototransistor base, allowing users to connect external components to modify the switching speed or sensitivity of the output.

What is the maximum collector-emitter voltage rating?

The maximum collector-emitter voltage (Vceo) is rated at 300V, making it suitable for medium-voltage switching applications.