ISQ202G

Transistor, Photovoltaic Output Optoisolators Overview

The ISQ202G is a single-element transistor output optocoupler manufactured by Isocom Components. It features a surface mount plastic package with six pins and provides high isolation voltage of 5300 V. The device includes an infrared LED coupled to an NPN silicon phototransistor. Key electrical parameters include a minimum collector-emitter breakdown voltage (BVCEO) of 70 V, a nominal current transfer ratio of 225%, and a maximum dark power of 50 nA. The maximum forward current is rated at 0.05 A. The component is lead-free, RoHS compliant, and UL recognized.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High isolation voltage capability for safe signal transmission between different potentials
• Surface mount packaging for space-efficient integration
• UL recognized safety certification

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 'G' against official Isocom documentation to confirm if it denotes a particular tape and reel configuration or custom selection, as standard datasheets may list generic variants. Ensure compliance requirements such as RoHS and lead-free status are confirmed for the specific batch. Cross-reference the part number with the manufacturer's latest ordering information to avoid discrepancies in package type or electrical characteristics.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and compact surface mount form factors are required. The 70 V minimum BVCEO makes it suitable for applications requiring robust transistor output switching. Consider the 225% nominal current transfer ratio for efficient drive requirements. Verify that the 6-pin surface mount package aligns with PCB layout constraints and that the operating temperature range meets system specifications.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISQ202G belongs to the ISQ20* series of optically coupled isolators from Isocom Components. This series combines infrared LEDs with NPN silicon phototransistors in dual in-line or surface mount plastic packages. The 'Q' suffix typically indicates a specific package variant within the family, while 'G' may denote a specific ordering option such as tape and reel availability or custom electrical selections.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes may include other high-density phototransistor optocouplers with similar isolation voltages and pin configurations. Verify compatibility with existing circuit designs, particularly regarding current transfer ratio and breakdown voltage limits.