LTV-814HS-TA1

Transistor, Photovoltaic Output Optoisolators Overview

The LTV-814HS-TA1 is a single-channel transistor output optocoupler manufactured by Lite-On Inc. It features a gallium arsenide infrared LED coupled to an NPN phototransistor in a 4-SMD gull-wing package. The device provides high isolation voltage of 5000Vrms and supports both AC and DC input types. Key electrical parameters include a maximum collector-emitter voltage of 35V, maximum collector current of 80mA, and a forward current rating of 150mA. The typical rise time is 4µs and fall time is 3µs. The current transfer ratio ranges from 20% to 80% at 100mA input.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High input-output isolation voltage of 5000Vrms for enhanced safety
• Supports both AC and DC input signal types
• Low collector dark current for reliable switching performance
• High input current capability up to 150mA

Transistor, Photovoltaic Output Optoisolators Applications

• General purpose digital signal isolation
• AC line sensing circuits
• Solid state relay driver interfaces
• Microprocessor system isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the suffix TA1 indicates tube packaging when sourcing. Confirm RoHS compliance status as per latest manufacturer documentation. Ensure the 4-SMD gull-wing footprint matches PCB design requirements. Check operating temperature range specifications against application environment constraints before finalizing procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component for applications requiring high isolation voltage and fast switching speeds. The 4-SMD package suits surface mount assembly processes. Consider the 150mA forward current limit for drive circuit design. Verify compatibility with control logic levels due to the NPN phototransistor output configuration.

Transistor, Photovoltaic Output Optoisolators Part Context

Part of the LTV-814 series offering transistor output optocouplers. The HS variant denotes high speed performance characteristics. The TA1 suffix typically specifies tube packaging format. This series is designed for general purpose isolation applications requiring robust electrical performance.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

LTV-814HS is the base part number without packaging specification. LTV-814HS-TA1 is the specific tube packaged version. Cross-reference with other LTV-814 variants if different packaging or speed grades are required.