LTV-817S-C

Transistor, Photovoltaic Output Optoisolators Overview

The LTV-817S-C is a surface-mount transistor output optocoupler from Lite-On's LTV series. It features one channel with a phototransistor output, housed in a 4-pin SMD package. Key electrical parameters include a minimum current transfer ratio of 50% at IF=5mA and VCE=5V, and a maximum CTR of 600%. The device offers an isolation voltage of 5000Vrms. Typical switching times are 4μs for rise time and 3μs for fall time. It supports a maximum forward current of 50mA and operates within a temperature range of -55°C to 110°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High input-output isolation voltage capability
• Surface mount packaging for high density mounting
• Wide current transfer ratio range

Transistor, Photovoltaic Output Optoisolators Applications

• General purpose signal isolation
• Switching power supply feedback loops
• Industrial control systems

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'C' against the manufacturer's latest datasheet to confirm package dimensions and tape/reel specifications. Ensure compliance requirements such as RoHS status match project needs. Cross-reference pinout configurations with PCB layout constraints before finalizing component selection.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when surface-mount technology is required for space-constrained designs. Consider the 5000Vrms isolation rating for safety-critical applications. Evaluate the 50% minimum CTR to ensure adequate noise margin in logic interfacing scenarios compared to higher gain alternatives.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the LTV-8x7 series, which includes various packages such as PDIP and SMD variants. The 'S' designation indicates surface mount construction, while 'C' typically denotes specific packaging or certification options. It serves as a compact alternative to through-hole versions like the LTV-817D.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include other 4-pin SMD transistor output optocouplers with similar isolation ratings. Verify pin compatibility and CTR ranges when replacing with generic equivalents. Ensure thermal management requirements align with the 200mW total power dissipation limit.