VO615A-3X019T

Transistor, Photovoltaic Output Optoisolators Overview

The VO615A-3X019T is a single-channel transistor output optocoupler from Vishay, featuring an infrared-emitting diode and NPN phototransistor in a 4-pin DIP package. It provides 5kVrms isolation voltage with a typical rise time of 3μs and fall time of 4.7μs. The device supports a maximum forward current of 60mA and collector current of 50mA, with a collector-emitter saturation voltage of 300mV max. Operating temperature ranges from -55°C to +110°C. Current transfer ratio spans 100% to 200%, ensuring reliable signal transmission across industrial applications.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between input and output circuits
• Features fast switching speeds for efficient digital signal transmission
• Offers wide operating temperature range for harsh environment reliability

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Power supply feedback loops for voltage regulation
• Signal isolation in communication interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix '3X019T' matches your required packaging configuration, as variations exist within the VO615A series. Confirm that the through-hole DIP-4 package aligns with your PCB layout constraints. Ensure compliance with relevant safety standards such as UL and VDE if used in certified equipment. Cross-reference the current transfer ratio requirements against your circuit design specifications before finalizing procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and moderate speed are critical. Compare current transfer ratios against other variants like VO615A-1X019T if lower CTR suffices. Consider thermal management capabilities given the wide operating temperature range. Evaluate package compatibility with automated assembly processes if volume production is planned. Verify input current limits to prevent LED degradation over long-term operation.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to Vishay's VO series of optocouplers, designed for general-purpose isolation applications. The VO615A family offers various current transfer ratio options and packaging configurations to suit different design needs. It complements other Vishay optoisolators by providing a balance of performance and cost-effectiveness for standard industrial and consumer electronics markets.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

SFH615A-3 is listed as a recommended alternative. Verify pinout compatibility and electrical parameter equivalence before substitution. Ensure the replacement maintains required isolation voltage and switching speed characteristics.