Optoisolator with NPN Photodarlington Output, 6-Pin DIP

High-Sensitivity NPN Photodarlington Optoisolator

This optoisolator features a gallium arsenide infrared LED coupled to a silicon planar NPN photodarlington transistor. The 6-pin DIP package is designed for applications requiring high input sensitivity and reliable electrical isolation. The device is ideal for use in TTL-compatible circuits, digital isolation, and signal level shifting in industrial and power control systems.

Key Features and Benefits

• Efficient Signal Isolation: Electrically isolates input and output, protecting sensitive circuitry from transients and ground loops.
• High Input Sensitivity: Photodarlington output provides enhanced current transfer ratio, accommodating low input current requirements for TTL logic compatibility.
• Standard 6-Pin DIP Package: Easy to incorporate into new or existing circuit board layouts.
• Reliable Performance: Designed for consistent operation in demanding industrial or OEM environments.

Technical Specifications

• Configuration: Infrared LED input, NPN photodarlington transistor output
• Package: 6-pin DIP
• Part Number: NTE3083
• Quantity per Package: 1

Applications

• Signal isolation in digital control circuits
• Microprocessor system interfacing
• Switching power supplies
• Data transmission and reception for industrial controls
• Isolation for TTL and low-level switching circuits

Usage Instructions

For optimal performance, connect the input side of the optoisolator to the logic or control circuit and the output to the isolated signal path or microprocessor input. Proper orientation and pinout should be confirmed against the manufacturer’s datasheet prior to installation. Ensure that maximum ratings for input current and output voltage are not exceeded to maintain isolation integrity and device longevity.

This part is the equivalent replacement for the following:

0PI3152, 0PI3252, 1L-555 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), 1L555 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), 1LA-55, 1LA55, 1LCA2-55 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), 1LCA255 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), 4N32, 4N32A, 4N33, ECG3083, FCD855, FCD8550D, FCD855C, H11B255, H11B255R, IL-555 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), IL555 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), ILA-55, ILA55, ILCA2-55 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), ILCA255 (May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitute in the majority of typical applications.), LTK4N32, LTK4N33, MCA230, MCA231, NTE3083, OPI3152, OPI3252, SCD255, SK2083