ISP621-4GR

Transistor, Photovoltaic Output Optoisolators Overview

The ISP621-4GR 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 configuration. The device provides an isolation voltage of 5300Vrms, ensuring robust signal separation. Key electrical parameters include a maximum forward voltage of 1.3V, a maximum input current of 50mA, and a typical rise time of 2μs. The operational temperature range spans from -30°C to 100°C. It carries UL standard certification and utilizes NPN silicon phototransistor outputs for reliable switching performance in industrial applications.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad-channel architecture for high-density circuit isolation
• High isolation voltage rating for safety-critical applications
• Wide operating temperature range for diverse environmental conditions
• UL certified for compliance with international safety standards

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring multi-channel signal isolation
• Power supply units needing feedback loop protection
• Data communication interfaces demanding galvanic isolation
• Medical equipment requiring strict safety compliance

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'GR' against the manufacturer's latest datasheet to confirm pinout compatibility and packaging details. Ensure that the 16-pin DIP form factor matches your PCB footprint requirements. Cross-reference the 5300Vrms isolation rating with your system's safety regulations. Confirm that the DC input type aligns with your driving circuit design before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when multiple isolated channels are required within a single package to save board space. The 16-pin DIP format suits prototyping and low-volume production where through-hole reliability is preferred. Consider the 2μs rise time for moderate-speed digital signals. Evaluate the -30°C to 100°C range against your environmental constraints. Verify that the NPN output structure meets your load requirements.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISP621 series, which offers quad-channel optocouplers designed for general-purpose isolation. Isocom Components positions these devices as alternatives to discontinued or hard-to-find parts from other manufacturers. The series emphasizes high density and reliability for industrial and commercial applications. The TLP621-4GB is a related variant within the same functional family.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

The TLP621-4GB is documented as a compatible alternative within the same channel count and package style. Verify pin compatibility and electrical specifications before substitution. Other surface mount variants like ISP621-4GRSM exist but require different footprints.