ISP621-1XG

Transistor, Photovoltaic Output Optoisolators Overview

The ISP621-1XG is a single-channel transistor output optocoupler manufactured by Isocom Components. It features a 4-pin DIP package and provides 5300Vrms isolation voltage between input and output circuits. The device supports DC input signals and operates within a temperature range of -30°C to 100°C. Key electrical parameters include a maximum forward voltage of 1.3V, a maximum input current of 50mA, and a typical rise time of 2μs with a typical fall time of 3μs. It complies with UL standards for safety.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation for signal transmission between separate electrical circuits
• Utilizes a transistor output configuration for digital switching applications
• Designed for through-hole mounting in standard DIP packages

Transistor, Photovoltaic Output Optoisolators Applications

• General purpose signal isolation in industrial control systems
• Interface circuits for microcontrollers and logic devices
• Switching power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the manufacturer designation carefully, as Isocom Components often distributes products originally manufactured by Toshiba under different part number suffixes. Confirm that the specific ordering code matches the required pinout and isolation ratings for your design. Ensure compliance with RoHS directives if applicable to your region. Check for any specific handling requirements during assembly.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single channel of high-voltage isolation is required with a simple transistor output. Consider the 5300Vrms isolation rating for safety-critical applications. Evaluate the speed requirements against the 2μs rise time specification. Compare alternative packages if surface mount technology is preferred over through-hole DIP configurations.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the TLP621 series family, which includes various channel counts and package options. The ISP prefix typically denotes Isocom's internal distribution coding for these optocouplers. Similar parts in the series may offer dual or quad channels, providing integration benefits for multi-channel designs while maintaining similar electrical characteristics.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Toshiba TLP621-1 is a direct functional equivalent from the original manufacturer. Verify pin compatibility and datasheet specifications before substitution. Other generic single-channel optocouplers with comparable isolation voltages and output types may serve as alternatives if sourcing constraints exist.