ISP621-4GRG

Transistor, Photovoltaic Output Optoisolators Overview

The ISP621-4GRG is a quad-channel optoisolator manufactured by Isocom Components 2004 LTD. It features a 16-pin DIP package with through-hole mounting and DC input type. The device provides an isolation voltage of 5300Vrms and supports a maximum output current of 50mA per channel. Key electrical parameters include a minimum Current Transfer Ratio (CTR) of 50% at 5mA input, a typical rise time of 2μs, and a typical fall time of 3μs. Operating temperatures range from -30°C to 100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad-channel configuration for multi-signal isolation
• High isolation voltage rating for safety
• Transistor output interface

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems
• Power supply protection circuits
• Signal isolation in measurement equipment

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'RG' against official manufacturer documentation to confirm RoHS compliance status and lead time requirements. Ensure the 16-pin DIP footprint matches the target PCB design. Cross-reference the CTR specifications with circuit requirements to guarantee adequate signal transfer margins under all operating conditions.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-density quad-channel isolation is required within a standard DIP footprint. The 5300Vrms rating suits applications demanding robust galvanic separation between low-voltage logic and higher-voltage power stages. Verify that the 50mA output current capability meets the load requirements of the receiving side components.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISP621 series, which serves as a replacement for legacy photocopiers like the TLP621-4GB. Isocom Components specializes in providing alternative sources for discontinued or hard-to-find optocouplers, maintaining industry-standard pinouts and electrical characteristics to facilitate direct drop-in replacements in existing designs.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Parametric equivalents such as ISP521-4G are listed as available substitutes. Verify pin compatibility and electrical tolerances before substitution.