ILD211T

Transistor, Photovoltaic Output Optoisolators Overview

The ILD211T is a dual-channel optocoupler manufactured by Vishay Semiconductor Opto Division, featuring a gallium arsenide infrared LED input and silicon NPN phototransistor output. It provides 4000Vrms isolation voltage within an 8-SOIC package. Key electrical parameters include a maximum collector-emitter voltage of 70V, a typical forward voltage of 1.2V, and a maximum DC forward current of 30 mA. The device exhibits a minimum current transfer ratio of 100% at 1mA input current. Switching characteristics include typical turn-on/turn-off times of 6µs and 5µs, with rise/fall times of 3µs and 4.7µs respectively. It operates within a temperature range of -55°C to 100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration integrating two independent optical coupling paths in a single compact surface-mount package.

Transistor, Photovoltaic Output Optoisolators Applications

• Digital signal isolation between microcontrollers and peripheral devices
• Isolation in industrial control systems requiring high voltage separation
• Signal transmission across ground potential differences in measurement circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix (e.g., T) confirms the tape-and-reel packaging format if required for automated assembly. Confirm RoHS compliance status matches project environmental regulations. Ensure the 8-SOIC footprint dimensions align with the PCB layout design rules. Validate that the 4000Vrms isolation rating meets the safety requirements of the target application environment.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required within a limited board area. The 8-SOIC package offers a balance between pin count and spacing. Consider the 100% CTR minimum for logic-level compatibility without additional amplification. Evaluate the switching speed specifications against the data rate requirements of the communication interface being isolated.

Transistor, Photovoltaic Output Optoisolators Part Context

The ILD211T belongs to Vishay's ILD series of dual-channel optocouplers. This family utilizes gallium arsenide LEDs paired with silicon NPN phototransistors to provide reliable electrical isolation. The series is designed for applications demanding robust performance in compact form factors, supporting both digital and analog signal transmission across isolated boundaries.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Cross-reference with other Vishay ILD series parts such as ILD205T or ILD206T for similar dual-channel transistor output configurations. Verify pinout compatibility and isolation voltage ratings before substitution. Check datasheet specifications for current transfer ratio and switching speeds to ensure functional equivalence in the existing circuit design.