ILD55

Transistor, Photovoltaic Output Optoisolators Overview

The ILD55 is a dual-channel photodarlington output optocoupler manufactured by Vishay Semiconductor Opto Division. It features a peak wavelength of 540 nm and operates within a temperature range of -55°C to +100°C. The device provides an isolation voltage of 5300 Vrms with a typical forward voltage of 1.25V. It supports a maximum DC forward current of 60 mA and delivers an output current of 125 mA per channel. The unit utilizes an 8-SMD鸥翼 (dual in-line) package configuration.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel photodarlington architecture for high-density applications
• High isolation voltage rating of 5300 Vrms
• Wide operating temperature range suitable for industrial environments

Transistor, Photovoltaic Output Optoisolators Applications

• Microcontroller interface circuits
• Industrial control systems
• Power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix designation, as variants such as ILD55-X009 exist with different packaging or lead frame configurations. Confirm RoHS compliance status through official documentation prior to integration. Ensure that the selected variant matches the required pinout and thermal characteristics for the target application design.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel galvanic isolation is required with high current transfer ratios. Consider the 10µs rise and 35µs fall times for switching speed requirements. Evaluate the 1V maximum collector-emitter saturation voltage for power dissipation calculations in low-voltage logic interfacing scenarios.

Transistor, Photovoltaic Output Optoisolators Part Context

The ILD55 belongs to Vishay's family of photodarlington output optocouplers, which includes single, dual, and quad channel options. This series is designed to reduce board space requirements in high-density applications. The device integrates two independent channels within a compact surface-mount package to facilitate efficient circuit layout.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers include ILQ55 and ILD55-X007. Verify pin compatibility and electrical parameters before substitution.