LTV-849S

Transistor, Photovoltaic Output Optoisolators Overview

The LTV-849S is a high-density, four-channel transistor output optocoupler manufactured by Lite-On Inc. It features a surface-mount package with 16 pins and provides an isolation voltage of 5000 Vrms. The device supports a maximum collector current of 50 mA and a collector-emitter voltage of 35 V. Key electrical parameters include a minimum current transfer ratio (CTR) of 50% at IF=5mA and VCE=5V, with a maximum CTR of 400%. The typical rise time is specified as 4 µs.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Four independent channels for high-density mounting applications
• High isolation voltage capability of 5000 Vrms
• Transistor output configuration with defined current transfer ratios

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring signal isolation
• Communication equipment interface circuits
• Microprocessor input/output isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific datasheet version and ordering suffixes to ensure compatibility with required specifications. Confirm that the package type matches the intended PCB footprint. Check for RoHS compliance status if environmental regulations apply to the final assembly. Ensure storage conditions align with manufacturer guidelines to maintain component integrity prior to use.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when multiple isolated channels are needed in a compact form factor. Consider the 5000 Vrms isolation rating for safety-critical interfaces. Evaluate the 4 µs rise time against system speed requirements. Compare the CTR range with driver capabilities to ensure reliable switching performance across temperature variations.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to Lite-On's family of photocouplers designed for surface-mount technology. It offers a solution for galvanic isolation in space-constrained designs. The four-channel architecture allows for efficient board layout compared to single-channel alternatives. It serves as a standard component for digital signal transmission between different voltage domains.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes may include other four-channel transistor output optocouplers from Lite-On or competitors with similar pinouts and isolation ratings. Verify that any replacement maintains the same CTR specifications and voltage ratings. Ensure the physical dimensions and lead pitch match the existing PCB design to avoid mechanical integration issues.