ISP817G

Transistor, Photovoltaic Output Optoisolators Overview

The ISP817G is a single-channel optocoupler from Isocom Components, featuring an infrared LED coupled to an NPN silicon phototransistor. It provides high isolation voltage of 5300Vrms and supports a maximum forward current of 50mA. The device offers a typical rise time of 4µs and fall time of 3µs, with a minimum current transfer ratio of 20%. Operating temperatures range from -30°C to 100°C, and it is housed in a 4-pin DIP package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High isolation voltage capability for safe signal transmission between isolated circuits
• Fast switching performance with low propagation delay times
• Wide operating temperature range suitable for industrial environments
• Standard DIP packaging for through-hole mounting compatibility

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Power supply feedback loops for voltage regulation
• Signal transmission across isolated ground planes
• Microcontroller interface circuits for noise immunity

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix code (e.g., G) against official datasheets to confirm exact electrical parameters such as CTR ranges and isolation ratings. Ensure the package type matches your PCB footprint requirements. Confirm compliance certifications like UL are valid for your target market before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and fast switching are required in a standard DIP package. Consider the minimum CTR specifications for your circuit design to ensure reliable transistor saturation. Verify thermal management needs given the 100°C maximum operating temperature limit.

Transistor, Photovoltaic Output Optoisolators Part Context

Isocom Components specializes in infrared optoelectronic devices, offering alternatives to discontinued industry-standard optocouplers. The ISP series provides enhanced parameter selection for specific circuit designs, maintaining compatibility with common commercial optocoupler form factors while ensuring quality and reliability.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check pinout compatibility with existing designs. Verify that replacement parts meet or exceed the 5300Vrms isolation rating and 50mA forward current limits. Ensure the new component's CTR characteristics align with the original circuit's biasing requirements.