ISP621-4GBSMT&R

Transistor, Photovoltaic Output Optoisolators Overview

The ISP621-4GBSMT&R is a quad optocoupler manufactured by Isocom Components 2004 LTD. It features four independent channels with transistor outputs, housed in a surface-mount 16-pin package. The device provides an isolation voltage of 5.3 kVrms and supports a collector current of 50 mA. It offers 100% peak forward current testing for reliability.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad channel configuration for multi-signal isolation
• High-density surface mount packaging
• Transistor output structure

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems
• Power supply protection circuits
• Telecommunications equipment

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'R' indicates reel packaging requirements against your assembly line specifications. Confirm that the 16-SMD footprint matches your PCB design constraints. Ensure compatibility with standard reflow soldering profiles for this component type.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this part when multiple isolated channels are required in a compact form factor. The 5.3 kVrms rating suits applications demanding high dielectric strength between input and output sides. Consider the 50 mA output capability for driving subsequent logic or relay stages directly.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the ISP621 series of high-density phototransistor optocouplers. It serves as a replacement for legacy discrete optoisolators, consolidating four channels into a single surface-mount package to save board space.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

The TLP521-4GBSMT&R is listed as a parametric equivalent. Verify pinout compatibility and electrical parameters before substitution.