LTV-827S-TA

Transistor, Photovoltaic Output Optoisolators Overview

The LTV-827S-TA is a dual-channel transistor output optocoupler manufactured by Lite-On Inc. It features an NPN phototransistor output and accepts DC input signals. The device is housed in an 8-pin surface-mount package designed for SMD/SMT installation. Key electrical specifications include a maximum collector-emitter voltage of 35V, a maximum collector current of 50mA, and a forward voltage of 1.4V. The component provides high isolation with a rating of 5000Vrms. Typical switching characteristics include a rise time of 4μs and a fall time of 3μs at specific test conditions.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration providing independent signal isolation paths within a single compact package.
• High insulation voltage capability ensuring robust separation between input and output circuits.
• Fast switching performance suitable for applications requiring rapid signal transmission.
• NPN phototransistor output structure compatible with standard logic interface requirements.

Transistor, Photovoltaic Output Optoisolators Applications

• Computer terminals
• System appliances and measuring instruments
• Registers, copiers, and automatic vending machines

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the exact suffix designation when sourcing, as variations such as TA1 may indicate specific tape-and-reel packaging or regional compliance standards distinct from tube-packaged equivalents. Confirm that the surface-mount footprint matches the target PCB design, as pin spacing and lead dimensions differ from through-hole variants. Ensure the selected supplier provides official datasheets confirming the 5000Vrms isolation rating and CTR ranges to guarantee performance consistency across production batches.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when space constraints necessitate a surface-mount solution for dual-channel isolation. The 50mA output current capacity supports direct driving of low-power loads without additional amplification. Consider the operating temperature range of -30°C to 100°C for industrial environments. Verify that the 1.4V forward voltage aligns with the available drive voltage from the source circuit to ensure reliable LED activation under all operating conditions.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the LTV series of optocouplers from Lite-On Inc., which focuses on general-purpose isolation devices. The LTV-827 variant specifically offers dual-channel functionality, distinguishing it from single-channel models like the LTV-817. The 'S' designation typically indicates surface-mount construction, while the base model number defines the internal semiconductor architecture and electrical characteristics shared across the family.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Cross-reference with other dual-channel SMD optocouplers only if electrical parameters such as CTR, isolation voltage, and package dimensions are strictly matched.