ISQ201

Transistor, Photovoltaic Output Optoisolators Overview

The ISQ201 is a high-density, 4-channel optically coupled isolator manufactured by Isocom Components 2004 LTD. It integrates four infrared light-emitting diodes with NPN silicon phototransistors to provide electrical isolation. The device features a 16-pin DIP package and supports a maximum isolation voltage of 5300Vrms. Key performance metrics include a switching time of approximately 3 microseconds and a minimum current transfer ratio of 75% at a forward current of 10 mA. This component is designed for applications requiring robust signal transmission across isolated circuits.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates four independent channels within a single compact package
• Utilizes infrared LEDs paired with NPN silicon phototransistors
• Provides high-voltage isolation capabilities up to 5300Vrms
• Features rapid switching speed for efficient signal processing

Transistor, Photovoltaic Output Optoisolators Applications

• High-density digital signal isolation in industrial control systems
• Multi-channel data acquisition interfaces
• Isolated communication bus architectures
• Power supply feedback loops requiring multiple channels

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific pinout configuration against the official datasheet before integration, as high-density packages may have non-standard lead arrangements compared to standard DIP components. Confirm that the operating temperature range aligns with your system's environmental requirements. Ensure that the drive circuitry can supply sufficient current to meet the minimum current transfer ratio specifications under all load conditions.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when multi-channel isolation is required within a constrained board area. The 16-pin form factor offers a balance between channel count and footprint efficiency. Consider the 3-microsecond switching speed for timing-sensitive applications. Verify that the 5300Vrms isolation rating exceeds the peak transient voltages present in your circuit to ensure safety compliance and long-term reliability.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISQ201 belongs to the ISQ20 series from Isocom Components 2004 LTD, which specializes in high-performance optocouplers. This series is known for combining high isolation voltage with fast switching speeds. The manufacturer has over 40 years of experience in the optoelectronic industry, ensuring consistent quality and availability for industrial-grade components.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes must match the 4-channel, 16-pin DIP configuration and similar electrical characteristics. Check for equivalent isolation voltage ratings and current transfer ratios. Verify pin compatibility to avoid redesigning the PCB layout. Consult the manufacturer's cross-reference list for validated alternatives.