IS127

Transistor, Photovoltaic Output Optoisolators Overview

The IS127 is a single-channel optocoupler manufactured by Isocom Components. It features a Darlington transistor output configuration designed for high-gain switching applications. The device provides an isolation voltage rating of 3750Vrms between the input and output circuits. It utilizes a standard DIP package with six pins to facilitate through-hole mounting on printed circuit boards. The component operates with direct current input signals and is engineered to meet global industry standards for reliability and performance in industrial control environments.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High gain Darlington transistor output stage
• 3750Vrms electrical isolation barrier
• Single channel signal transmission
• Standard DIP-6 pin package

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems
• Power supply feedback loops
• Solid-state relay drivers
• Microcontroller interface circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix code on the component marking to confirm the exact pinout and packaging variant, as Isocom uses suffixes to denote different lead forms or tape-and-reel options. Ensure the procurement documentation explicitly references the 3750Vrms isolation rating to distinguish this model from other series within the manufacturer's portfolio that may share similar naming conventions but differ in electrical specifications.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select the IS127 when a high-current transfer ratio is required without external amplification, leveraging its internal Darlington structure. This component is suitable for designs needing robust galvanic isolation at moderate speeds. Engineers should account for the higher saturation voltage typical of Darlington outputs compared to standard phototransistors when calculating load drive capabilities and power dissipation in the receiving circuit.

Transistor, Photovoltaic Output Optoisolators Part Context

Isocom Components specializes in manufacturing infrared optoelectronic devices, including optocouplers and photoelectric switches. The company positions its products as direct replacements for common commercial optocoupler standards, often providing components that are no longer produced by original manufacturers. Their portfolio includes various isolation voltages and output types to support diverse electronic design requirements globally.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers for the IS127 are not available in the provided source material.