ISP844G

Transistor, Photovoltaic Output Optoisolators Overview

The ISP844G is a transistor output optocoupler manufactured by Isocom Components. It features four independent channels housed in a plastic DIP-16 package. The device provides high isolation capability with a maximum insulation voltage of 5300 V. Key electrical parameters include a minimum collector-emitter breakdown voltage of 35 V, a maximum forward current of 0.05 A, and a maximum dark power of 100 nA. The nominal current transfer ratio is specified at 100%. The component operates within a temperature range of -55 °C to 100 °C and complies with UL and VDE safety standards.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Four-channel configuration for separate signal isolation
• High-density mounting design suitable for compact circuits
• Certified for UL recognition and VDE approval

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Signal transmission across isolated ground planes
• Interface circuits between microprocessors and high-voltage loads

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'G' against the manufacturer's official datasheet to confirm compliance with RoHS directives and lead-free specifications. Ensure the ordering part number matches the exact pinout and isolation voltage ratings required for the target application. Cross-reference the UL file number E91231 for regulatory compliance validation before final procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when four isolated channels are required within a single package footprint. The DIP-16 form factor supports through-hole mounting. Consider the 5300 V isolation rating for applications demanding significant potential difference between input and output sides. Verify that the 35 V collector-emitter breakdown voltage meets the load requirements of the receiving circuitry.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISP844G belongs to the ISP8xx series of high-density phototransistor optically coupled isolators from Isocom Components. This series includes variants such as the ISP817, ISP827, and ISP847, which share similar packaging and isolation characteristics but differ in channel count or specific electrical thresholds. These devices are designed for reliable performance in industrial and commercial environments.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

• ISP847GBX

Transistor, Photovoltaic Output Optoisolators FAQ

What is the maximum insulation voltage of the ISP844G?

The maximum insulation voltage is 5300 V.

Is the ISP844G compliant with environmental regulations?

Yes, the component is lead-free and RoHS compliant.