ISQ204X-3

Transistor, Photovoltaic Output Optoisolators Overview

The ISQ204X-3 is a single-channel optically coupled isolator manufactured by Isocom Components. It integrates an infrared emitting diode with an NPN silicon phototransistor in a 16-pin DIP plastic package. Key electrical parameters include a minimum collector-emitter breakdown voltage (BVCEO) of 70V, a maximum input current of 50mA, and a typical rise time of 4µs. The device offers high isolation capability with a minimum isolation voltage of 5300 Vrms and a peak voltage of 7500V. It operates within a temperature range of -25°C to 100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates an infrared LED with an NPN silicon phototransistor for signal transmission across isolated circuits.
• Provides high electrical isolation between input and output sides to protect sensitive components from voltage spikes.
• Features low input current requirements and high current transfer ratio for efficient operation.
• Constructed in a space-efficient dual in-line plastic package suitable for through-hole mounting.

Transistor, Photovoltaic Output Optoisolators Applications

• Computer terminal interfaces
• Industrial system controllers
• Signal transmission between systems of different potentials

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'X-3' against official Isocom documentation to confirm pinout configuration and lead spread specifications. Ensure the procurement channel provides genuine components with traceable manufacturing data. Cross-reference the part number with the latest datasheet to confirm compliance with RoHS standards and operating temperature ranges before finalizing orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and robust NPN transistor output are required for digital signal isolation. Consider the 16-pin DIP package size for PCB layout constraints. Evaluate the 70V BVCEO rating against the maximum load voltage in the application circuit. Compare the 5300 Vrms isolation rating with safety standards applicable to the target industry environment.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISQ204 series belongs to Isocom's family of low input current phototransistor optocouplers. These devices are designed for general-purpose isolation applications where reliable signal transfer between disparate voltage domains is necessary. The series includes various packaging options such as surface mount and tape & reel configurations to accommodate different assembly processes.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers for ISQ204X-3 were not found in the provided source material. Verify compatibility with equivalent models like SFH628A or IS204 variants only if their datasheets explicitly match the 16-pin DIP form factor and electrical characteristics.