VOS615A-X001T

Transistor, Photovoltaic Output Optoisolators Overview

The VOS615A-X001T is a single-channel transistor output optocoupler manufactured by Vishay Semiconductor Opto Division. It features an NPN phototransistor output housed in a compact 4-SSOP surface-mount package. The device provides an isolation voltage of 3750 Vrms, ensuring robust electrical separation between input and output circuits. Key electrical parameters include a maximum collector-emitter voltage of 80 V and a continuous collector current of 50 mA. The forward voltage is typically 1.2 V at a maximum DC forward current of 50 mA. The current transfer ratio ranges from 40% to 80% when tested at 10 mA. Switching characteristics include a typical rise time of 3 µs and fall time of 4 µs. The unit operates within a temperature range of -55°C to +110°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage galvanic isolation with 3750 Vrms rating for safe signal transmission across potential differences.
• Utilizes an NPN phototransistor output stage capable of handling up to 50 mA collector current for driving loads.
• Designed for surface-mount assembly in a space-saving 4-SSOP package suitable for automated PCB manufacturing.

Transistor, Photovoltaic Output Optoisolators Applications

• Signal isolation in industrial control systems
• Interface circuits for microcontrollers and logic devices
• Power supply feedback loops requiring electrical safety separation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix X001T corresponds to the required tape-and-reel packaging configuration before ordering. Confirm that the 4-SSOP footprint matches the target PCB design. Ensure the operating environment remains within the specified -55°C to +110°C thermal limits to maintain performance reliability. Cross-reference the datasheet for any recent product change notices affecting pinout or material composition.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a low-cost, general-purpose optocoupler with moderate speed is required. The 4-SSOP package offers a smaller footprint compared to DIP variants. Consider the CTR range of 40-80% for circuit gain calculations. Verify that the 80 V collector-emitter voltage meets the load requirements. This part is suitable for applications where high-speed switching is not critical but cost and size are primary constraints.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the VOS615 family of transistor output optocouplers. The base model VOS615 is available in various packages including DIP and SSOP. The X001T suffix specifically denotes the surface-mount SSOP variant with reel packaging. Vishay manufactures this series to provide reliable isolation for digital signal transmission in consumer and industrial electronics.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include VOS615A-1X001T and VOS615A-2X001T, which share the same package and basic electrical characteristics but may differ in Current Transfer Ratio (CTR) specifications. Verify CTR requirements against the application needs before substituting.