ISP847BG

Transistor, Photovoltaic Output Optoisolators Overview

The ISP847BG is a high-density mounting phototransistor optically coupled isolator manufactured by Isocom Components. It features four independent channels within a single DIP-16 plastic package, providing robust electrical isolation for multi-channel signal transmission. The device offers a maximum insulation voltage of 5300 V and operates across an extended temperature range from -55 °C to +100 °C. Key electrical specifications include a minimum collector-emitter breakdown voltage of 35 V, a maximum forward current of 50 mA, and a maximum dark power of 100 nA. The unit is compliant with RoHS standards and holds UL recognition (File No. E91231) and VDE approval.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Four-element configuration for multi-channel isolation in a compact footprint
• High insulation voltage capability for demanding safety applications
• Extended operating temperature range suitable for industrial environments
• Compliant with international safety standards including UL and VDE

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring multi-channel signal isolation
• Power supply protection circuits
• Smart metering infrastructure
• Gas detection and monitoring equipment

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific Current Transfer Ratio (CTR) grade required for your application, as suffixes often denote performance bins. Confirm that the DIP-16 lead form matches your PCB layout constraints. Ensure the design accounts for the 5300 V isolation rating and thermal limits up to 100 °C. Cross-reference the UL file number E91231 if regulatory compliance documentation is needed for end-product certification.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when four isolated channels are needed in a single package to save board space. The phototransistor output is suitable for digital switching applications rather than linear amplification. Consider the 50 mA maximum forward current limit when designing input drive circuits. The wide temperature range makes it appropriate for harsh industrial settings where standard commercial parts may fail.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISP817/ISP827/ISP847 series of high-density mounting phototransistor optocouplers. The '847' designation typically indicates a quad-channel configuration, distinguishing it from single or dual-channel variants in the same family. These devices are designed as direct replacements for common industry-standard optocouplers, offering similar pinouts but potentially enhanced parameter selection for specific circuit requirements.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.