ISP844XG

Transistor, Photovoltaic Output Optoisolators Overview

The ISP844XG is a quad optocoupler featuring transistor outputs, manufactured by Isocom Components 2004 LTD. It utilizes a 16-DIP package with a 7.62mm width. The device provides an isolation voltage of 5300Vrms and supports AC input signals. Key electrical parameters include a typical rise time of 4μs, a typical fall time of 3μs, and a maximum forward voltage of 1.4V. The current transfer ratio ranges from a minimum of 20% to a maximum of 300%, with a maximum input current of 50mA. Operating temperatures span from -30°C to 100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad configuration with four independent channels for high-density mounting applications
• AC input capability utilizing two infrared LEDs connected in inverse parallel
• High isolation voltage rating of 5300Vrms for robust signal separation
• Fast switching performance with typical rise and fall times of 4μs and 3μs respectively

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Signal transmission across isolated ground planes
• Solid-state relay driver circuits
• Microprocessor interface isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'XG' against official Isocom documentation to confirm packaging and compliance details. Ensure the procurement source provides valid datasheets matching the 16-DIP form factor. Cross-reference the manufacturer part number to avoid confusion with similar variants like ISP844 or ISP845. Confirm that the supplier is an authorized distributor for Isocom Components 2004 LTD products to guarantee authenticity.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when multiple isolated channels are required within a single package footprint. The AC input feature simplifies circuit design by eliminating the need for external rectification components on the input side. Consider the 5300Vrms isolation rating for applications demanding high safety standards. Evaluate the 20% to 300% current transfer ratio range to ensure adequate output drive capability for the intended load conditions.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISP844XG belongs to the ISP series of phototransistor optically coupled isolators from Isocom Components 2004 LTD. This series is designed for high-density mounting and offers reliable signal transmission between isolated circuits. The quad configuration distinguishes it from single-channel counterparts, providing a compact solution for multi-channel isolation needs in electronic systems.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

The ISP844G is identified as an equivalent or substitute part number for the ISP844XG. Verify pinout compatibility and electrical specifications before substitution. Ensure the alternative part meets the same 16-DIP package requirements and isolation voltage standards.