ISP621-4SMT&R

Transistor, Photovoltaic Output Optoisolators Overview

The ISP621-4SMT&R is a surface-mount optocoupler manufactured by Isocom Components. It features a single channel with an NPN phototransistor output and operates on DC input signals. The device utilizes a DIP-style surface mount package configuration. Key electrical parameters include a maximum isolation voltage of 5300 Vrms, a typical rise time of 2 µs, and a typical fall time of 3 µs. The unit supports a maximum forward current of 50 mA and has a maximum forward voltage of 1.3 V.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between input and output circuits using infrared light transmission.
• Integrates an NPN phototransistor output stage for direct interfacing with digital logic systems.
• Designed for surface-mount assembly to facilitate automated PCB manufacturing processes.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control system signal isolation
• Power supply feedback loop monitoring
• Solid-state relay driver circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'R' against official Isocom documentation to confirm reel packaging specifications. Ensure the component matches the required isolation voltage ratings for the target application environment. Cross-reference the pinout diagram with the design schematic to prevent installation errors during surface-mount placement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a compact surface-mount solution is required for single-channel isolation applications. Consider the 5300 Vrms isolation rating for safety-critical interfaces. Evaluate the 2 µs switching speed against the system's timing requirements to ensure adequate response rates for the intended signal processing tasks.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISP series of optocouplers from Isocom Components, which are designed as alternatives to standard industry devices. The series focuses on providing reliable optical isolation in small form factors suitable for modern electronic assemblies. It shares functional similarities with other single-channel transistor-output optocouplers within the manufacturer's portfolio.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes may include TLP621-4SMT&R or similar single-channel surface-mount optocouplers with matching pin configurations and isolation ratings. Verify that alternative parts meet the same 5300 Vrms isolation and NPN output requirements before implementation.