LTV-702VS-TA1

Transistor, Photovoltaic Output Optoisolators Overview

The LTV-702VS-TA1 is a single-channel transistor output optocoupler manufactured by Lite-On Inc. It features an NPN phototransistor with a base lead for enhanced switching performance. The device provides 5000 Vrms isolation voltage and supports a maximum collector current of 50 mA. Key electrical parameters include a forward voltage of 1.4 V, a collector-emitter saturation voltage of 400 mV, and a minimum current transfer ratio of 40% at 10 mA input. Typical rise and fall times are 2 µs each. It operates within a temperature range of -55°C to 100°C and utilizes surface-mount packaging.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Directly connectable to TTL logic levels
• High collector-emitter voltage capability
• High input-output isolation voltage
• Fast response time characteristics

Transistor, Photovoltaic Output Optoisolators Applications

• TTL-to-CMOS interface circuits
• Signal isolation in industrial control systems
• Power supply feedback loops
• Microprocessor system isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix TA1 indicates tape and reel packaging configuration when ordering. Confirm that the component meets required safety certifications such as UL or VDE if applicable to the end product design. Ensure the surface mount package dimensions align with the PCB footprint specifications provided in the official datasheet before finalizing procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-speed switching is required alongside robust isolation capabilities. The base lead allows for improved turn-off speed compared to standard phototransistors. Consider the 50 mA output current limit and 5000 Vrms isolation rating against system requirements. Verify compatibility with existing logic families due to direct TTL connectivity.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the LTV series of optocouplers from Lite-On Inc., designed for general-purpose signal isolation. The VS suffix denotes a surface-mount variant, while TA1 specifies tape and reel packaging for automated assembly. It shares core electrical characteristics with through-hole versions like the LTV-702V but offers different mechanical mounting options.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

LTV-702V (through-hole equivalent)

Transistor, Photovoltaic Output Optoisolators FAQ

What is the typical response time for the LTV-702VS-TA1?

The typical rise and fall times are both 2 µs under standard test conditions.

Does the LTV-702VS-TA1 have a base lead?

Yes, it features an NPN phototransistor with a base lead to improve switching speed.