ISD5X

Transistor, Photovoltaic Output Optoisolators Overview

The ISD5X is a dual-channel optoisolator from the ISD series, manufactured by Isocom Components 2004 LTD. It features an 8-pin PDIP package with through-hole mounting. The device provides a high isolation voltage of 5.3kVrms and supports DC input. Key electrical parameters include a maximum forward voltage of 1.65V, a typical rise time of 2.6μs, and a typical fall time of 2.2μs. The current transfer ratio ranges from a minimum of 12.5% to a maximum of 400%. It operates within a temperature range of -25°C to 100°C and holds certifications including UL, VDE 0884, and CECC 0080.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel transistor output configuration for simultaneous signal isolation
• High insulation capability with 5.3kVrms isolation voltage rating
• Fast switching performance with microsecond-level rise and fall times
• Wide operating temperature range suitable for industrial environments

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Signal transmission between isolated ground domains
• Microcontroller interface circuits for noise immunity
• Power supply feedback loops for safety compliance

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix variant (e.g., ISD74X) against project requirements, as pinout or electrical characteristics may differ slightly between sub-models within the ISD family. Confirm RoHS3 compliance status if environmental regulations apply. Ensure the 8-pin DIP package fits the PCB footprint. Cross-reference certification numbers such as File No. E91231 with official manufacturer databases to validate authenticity before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required in a compact 8-pin package. The high current transfer ratio up to 400% ensures reliable switching with low input drive currents. Consider the 5.3kVrms isolation rating for applications involving high-voltage separation. The wide temperature range makes it suitable for harsh environments where standard commercial-grade optocouplers might fail.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISD5X belongs to the ISD series of optoisolators, designed for general-purpose digital signal isolation. It utilizes a phototransistor output stage driven by an infrared LED. The series is known for meeting international safety standards, making it appropriate for equipment requiring certified isolation barriers. It serves as a robust alternative to single-channel devices when space efficiency and multi-signal isolation are priorities.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes may include other dual-channel DIP-8 optocouplers with similar 5.3kVrms isolation ratings. Verify pin compatibility and current transfer ratio specifications before substitution. Models like the PC817X series offer single-channel alternatives but require layout changes for dual-channel needs. Always confirm mechanical dimensions and thermal characteristics match the original design constraints.