ILQ615-4-LB

Transistor, Photovoltaic Output Optoisolators Overview

The ILQ615-4-LB is a quad-channel phototransistor output optocoupler manufactured by Vishay Semiconductor Opto Division. It features four independent channels within a single 16-pin DIP package, providing electrical isolation between input and output circuits. The device utilizes GaAs infrared LEDs and high-gain NPN phototransistors for signal transmission. Key electrical specifications include a maximum collector-emitter voltage of 70 V, a maximum DC forward current of 60 mA, and an isolation voltage rating of 5300 Vrms. The unit operates within a temperature range of -55°C to +100°C and supports through-hole mounting.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad-channel configuration with four independent optical paths in a single package
• High insulation voltage rating of 5300 Vrms for safe electrical isolation
• Construction using GaAs infrared LED emitters and high-gain NPN phototransistors
• Designed for through-hole installation in standard 16-pin DIP packages

Transistor, Photovoltaic Output Optoisolators Applications

• Multi-channel data acquisition systems requiring galvanic isolation
• Industrial control interfaces for signal isolation
• Communication equipment requiring multiple isolated channels
• Safety-critical applications adhering to DIN EN 60747-5-2 standards

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix LB against official Vishay documentation to confirm pinout and mechanical dimensions. Ensure compatibility with existing PCB footprints for 16-pin DIP packages. Confirm RoHS compliance status and moisture sensitivity level requirements for your assembly process. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when multiple isolated channels are required in a compact form factor. Consider the 5300 Vrms isolation rating for high-voltage separation needs. Evaluate the 70 V collector-emitter voltage limit against load requirements. Verify that the through-hole mounting style aligns with the manufacturing capabilities of the target production line.

Transistor, Photovoltaic Output Optoisolators Part Context

The ILQ615 series belongs to Vishay's family of multi-channel phototransistor optocouplers. These devices are designed for safe electrical isolation in accordance with international safety standards. The quad-channel variant consolidates four separate isolators into one package, reducing board space compared to discrete single-channel units while maintaining individual channel performance characteristics.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers: None identified in provided documentation.