IL1207AT

Transistor, Photovoltaic Output Optoisolators Overview

The IL1207AT is a single-channel optocoupler featuring a gallium arsenide infrared LED and a silicon NPN phototransistor with base connection. It operates within a temperature range of -55°C to 110°C and provides a minimum collector-emitter breakdown voltage of 70V. The device supports a maximum forward current of 60mA, a typical current transfer ratio of 25%, and a maximum dark power supply of 50nA. It offers an insulation voltage of 4000Vrms and is housed in an 8-SOIC package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates a gallium arsenide infrared LED with a silicon NPN phototransistor for optical isolation
• Includes a dedicated base connection on the phototransistor to enhance switching speed performance
• Complies with UL recognized and VDE approved safety standards for industrial applications

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring high-temperature operation up to 110°C
• Signal isolation in microprocessor-based circuits
• Power supply feedback loops for galvanic separation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity by checking for Vishay Semiconductor Opto Division branding and RoHS compliance markings on the SOIC-8 package. Ensure the part number matches the specific IL1207AT designation to confirm the 110°C rating and transistor output configuration. Cross-reference datasheet revisions to confirm current manufacturing status and lead times through authorized distributors.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-speed switching is required due to its base-connected phototransistor design. Choose the IL1207AT over standard variants if the application demands operation at elevated temperatures up to 110°C. Consider the 4000Vrms isolation voltage for safety-critical interfaces. Verify that the 60mA maximum forward current meets the input drive requirements of the controlling circuit.

Transistor, Photovoltaic Output Optoisolators Part Context

The IL1207AT belongs to the IL1205AT/1206AT/1207AT/1208AT family of optocouplers from Vishay. These devices share similar architectural features, including the use of gallium arsenide LEDs and silicon NPN phototransistors. The family is designed for surface-mount assembly in SOIC packages, offering variations in pin configurations and electrical characteristics while maintaining consistent thermal and isolation performance profiles.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Consult official Vishay substitution guides for compatible alternatives. Direct replacements must maintain the 8-SOIC package, 4000Vrms isolation, and NPN phototransistor output type. Verify that any substitute component supports the 110°C operating temperature range and matches the base-connected transistor functionality for equivalent switching speeds.