VOS615A-1T

Transistor, Photovoltaic Output Optoisolators Overview

The VOS615A-1T is a single-channel transistor output optocoupler manufactured by Vishay Semiconductor Opto Division. It features an NPN phototransistor output and operates within a temperature range of -55°C to +110°C. The device provides an isolation voltage of 3750Vrms and utilizes a 4-SSOP surface-mount package. Key electrical parameters include a maximum collector-emitter voltage of 80V, a maximum collector current of 50mA, and a typical forward voltage of 1.2V. The current transfer ratio ranges from 40% to 80%, with rise and fall times of 3µs and 4µs respectively.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between input and output circuits using optical coupling technology.
• Features an NPN phototransistor output suitable for digital signal transmission and logic interfacing.
• Designed for surface-mount assembly in compact 4-lead SSOP packages for automated manufacturing.

Transistor, Photovoltaic Output Optoisolators Applications

• Signal isolation in industrial control systems
• Interface circuits for microprocessors and logic devices
• Power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix against official Vishay documentation to confirm exact binning and packaging specifications. Ensure the procurement source provides valid RoHS compliance certificates and datasheet references matching the VOS615A series. Cross-reference the manufacturer part number with authorized distributor lists to avoid counterfeit components.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when surface-mount isolation is required with moderate speed requirements. Compare the 3750Vrms isolation rating against system safety standards. Evaluate the 40-80% CTR range against load requirements to ensure sufficient drive capability for the connected circuitry without exceeding maximum ratings.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the VOS615A series of transistor output optocouplers. It shares functional similarities with other Vishay optoisolators but is distinct due to its specific SSOP footprint and current transfer characteristics. The series is designed for general-purpose isolation applications requiring reliable performance across wide temperature ranges.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data. Verify compatibility with alternative manufacturers based on pinout, isolation voltage, and CTR specifications before substitution.

Transistor, Photovoltaic Output Optoisolators FAQ

What is the maximum operating temperature for the VOS615A-1T?

The maximum operating temperature is +110°C.

Does the VOS615A-1T have a built-in output buffer?

No, it features a standard NPN phototransistor output without an integrated buffer.