ISP521-2GBG

Transistor, Photovoltaic Output Optoisolators Overview

The ISP521-2GBG is a dual-channel transistor output optocoupler manufactured by Isocom Components. It integrates an infrared LED and NPN silicon phototransistors in a DIP-4 package. Key electrical parameters include a minimum collector-emitter breakdown voltage (BVCEO) of 55V, a maximum forward current of 0.05A, and a maximum insulation voltage of 5300V. The device operates within a temperature range of -30°C to 100°C with a nominal current transfer ratio of 100% and a maximum dark power of 100nA.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high isolation voltage for safe signal transmission in high-voltage environments
• Features high current transfer ratio ensuring efficient signal conversion and precision
• Offers customizable electrical selections to meet specific circuit design requirements

Transistor, Photovoltaic Output Optoisolators Applications

• Computer terminals and peripheral interfaces
• Industrial system controllers and logic-to-logic isolators
• Measuring instruments requiring signal isolation
• Signal transmission between systems of different potentials and impedances

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the exact part number suffix against official Isocom documentation to confirm pinout compatibility and package variations such as lead spread or surface mount options. Ensure that any custom electrical parameter requests are explicitly documented in the purchase order, as standard specifications may vary based on specific manufacturing batches or customer-defined tolerances.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-density mounting is required alongside robust electrical isolation capabilities. Consider its suitability for applications demanding precise signal transmission between disparate impedance systems. Evaluate the thermal operating range and breakdown voltage limits against the specific environmental conditions and voltage stresses present in the target circuit design to ensure long-term reliability.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the TLP521 series family of optically coupled isolators produced by Isocom Components. The series utilizes infrared light emitting diodes paired with NPN silicon photo transistors. These components are designed for space-efficient dual in-line plastic packages, serving as industry-standard replacements for legacy optocouplers while maintaining compliance with major safety certifications.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Official substitutes include TLP521-2, TLP521-2GB, and compatible equivalents from other manufacturers such as TLP621 or SFH615A. Verify pin configuration and electrical ratings before substitution.