IS203SMT&R

Transistor, Photovoltaic Output Optoisolators Overview

The IS203SMT&R is a surface mount transistor output optocoupler manufactured by Isocom Components. It features a single channel configuration with an infrared LED input and NPN silicon phototransistor output housed in a plastic package-6. The device provides high isolation voltage of 5300 Vrms and a minimum collector-emitter breakdown voltage of 70 V. Key electrical parameters include a typical current transfer ratio of 225%, maximum forward current of 50 mA, and maximum dark power of 50 nA.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High density phototransistor optically coupled isolator design
• Surface mount construction for space efficient dual in line plastic packages
• 100% tested electrical parameters ensuring consistent performance

Transistor, Photovoltaic Output Optoisolators Applications

• Computer terminals
• Industrial systems controllers
• Signal transmission between systems of different potentials and impedances

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix SMT&R indicates tape and reel packaging when sourcing. Confirm that the component meets RoHS compliance standards as documented in official specifications. Ensure the supplier provides valid manufacturer authorization to guarantee authenticity. Check for UL recognition status if required for end-product certification. Validate the plastic package-6 dimensions against PCB footprint requirements prior to procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component for applications requiring high isolation voltage and high current transfer ratio in a compact form factor. The surface mount package facilitates automated assembly processes. Consider the 70 V minimum breakdown voltage for circuit protection needs. Evaluate the 50 mA maximum forward current capability against drive requirements. Ensure compatibility with industrial temperature ranges if operating in harsh environments.

Transistor, Photovoltaic Output Optoisolators Part Context

The IS203 belongs to the IS20* series of high density phototransistor optically coupled isolators from Isocom Components. This series includes variants such as IS201 and ISD20*, offering options for lead spread, surface mount, and tape and reel packaging. The family is designed for signal transmission between systems with different potentials and impedances, providing reliable optical isolation in a small footprint.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pinout compatibility and electrical parameter equivalence before considering alternative components. Consult official datasheets for cross-reference information.