ISQ203XG

Transistor, Photovoltaic Output Optoisolators Overview

The ISQ203XG is a high-density phototransistor optically coupled isolator manufactured by Isocom Components. It integrates an infrared light-emitting diode and an NPN silicon phototransistor within a space-efficient dual in-line plastic package. The device provides electrical isolation with a maximum isolation voltage of 5.3 kVrms and 7.5 kV peak. Key electrical parameters include a minimum collector-emitter breakdown voltage (BVCEO) of 70 V, a maximum input control current of 50 mA, and a rated current transfer ratio of 75%. The component operates within a temperature range of -25°C to 100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High isolation voltage capability for safe signal transmission between systems of different potentials
• NPN silicon phototransistor output for reliable digital switching applications
• Space-efficient dual in-line plastic packaging suitable for through-hole mounting

Transistor, Photovoltaic Output Optoisolators Applications

• Computer terminals
• Industrial systems controllers
• Signal transmission between systems of different potentials and impedances

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'XG' against official Isocom documentation to confirm compliance requirements and pin configuration details. Ensure that the procurement source provides valid UL recognition file number E91231 evidence. Cross-reference the part number with authorized distributors to guarantee authenticity and traceability of the semiconductor components.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-density packaging and robust electrical isolation are required for interfacing low-voltage logic circuits with higher voltage industrial loads. The 70 V BVCEO rating supports direct driving of various transistor-based loads. Consider the 75% typical current transfer ratio for circuit gain calculations and ensure the operating temperature range aligns with the environmental conditions of the target application.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISQ203XG belongs to the ISQ20* series of high-density phototransistor optically coupled isolators from Isocom Components. This series is designed to offer compact solutions for signal isolation in electronic systems. The product line includes options for custom electrical selections and alternative packaging formats such as surface mount or tape and reel configurations, catering to diverse manufacturing needs.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Isocom offers cross-reference solutions for standard photocouplers. Verify compatibility with equivalent models from other manufacturers based on pinout, isolation voltage, and current transfer ratio specifications before substitution.