ISP321-2

Transistor, Photovoltaic Output Optoisolators Overview

The ISP321-2 is a dual-channel transistor output optocoupler manufactured by Isocom Components. It features two independent channels within a single package, providing electrical isolation with a maximum insulation voltage of 5300 V. The device utilizes an infrared LED coupled to NPN silicon phototransistors. Key electrical parameters include a minimum collector-emitter breakdown voltage (BVCEO) of 35 V and a nominal current transfer ratio (CTR) of 100%. The unit operates within a temperature range of -55 °C to 100 °C and supports a maximum forward current of 0.05 A.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration for space-efficient signal isolation
• High isolation voltage capability for safety-critical applications
• Hermetically sealed ceramic construction for reliability

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial system controllers requiring dual isolated signals
• Signal transmission between systems of different potentials
• Computer terminals with high-density mounting requirements

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix codes against official Isocom documentation to confirm lead spacing, termination type, and packaging format. Ensure the procurement specification matches the required CTR binning and isolation voltage ratings. Confirm compliance with relevant industry standards such as UL or VDE if applicable to the end application environment.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required in a compact form factor. Consider the 5300 V insulation rating for high-voltage separation needs. Evaluate the 100% nominal CTR for linear or switching applications requiring consistent gain. Verify thermal management requirements against the 100 °C maximum operating temperature limit.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISP847 series family of high-density phototransistor optically coupled isolators from Isocom Components. The series is characterized by its robust ceramic construction and high reliability standards. It serves as a specialized solution for applications demanding multiple isolated channels within a restricted footprint compared to discrete components.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct replacements must match the dual-channel transistor output topology and 5300 V isolation rating. Verify pinout compatibility and physical dimensions before substitution. Consult manufacturer cross-reference lists for equivalent parts with identical electrical characteristics and approval statuses.