VOMA618A-4X001T

Transistor, Photovoltaic Output Optoisolators Overview

The VOMA618A-4X001T is a single-channel optocoupler featuring a GaAlAs infrared emitting diode and a silicon planar phototransistor. It provides 3750Vrms isolation voltage in a compact 4-SOP surface-mount package. The device supports a maximum DC forward current of 20 mA with a typical forward voltage of 1.33 V. Output specifications include a collector-emitter voltage of 80 V, a collector current of 50 mA, and a saturation voltage of 400 mV. The current transfer ratio ranges from 160% to 320%. Operating temperatures span from -55°C to +110°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High-voltage electrical isolation capability for safety-critical circuits
• Compact surface-mount packaging suitable for automated assembly
• Wide operating temperature range for harsh environments

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring signal isolation
• Power supply feedback loops
• Communication interface isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix against official Vishay documentation to confirm exact binning or testing criteria. Ensure the procurement source provides valid traceability documents. Confirm that the component meets AEC-Q101 qualification requirements if automotive application is intended. Cross-reference the datasheet revision date to ensure compatibility with design specifications.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage is required in a small footprint. Compare the current transfer ratio against system gain requirements. Verify that the input forward current limits align with the driving circuit capabilities. Consider the thermal dissipation characteristics relative to the PCB layout constraints.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the VOMA618A series of transistor output optocouplers manufactured by Vishay Semiconductor Opto Division. The series utilizes a GaAlAs LED coupled to a silicon phototransistor. It is designed for general-purpose isolation applications where space constraints are significant.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Consider the VOM618A-7X001T for similar performance in a different package configuration. Verify pinout compatibility before substitution. Check if alternative parts meet the same isolation voltage and current transfer ratio specifications.