VO216AT

Transistor, Photovoltaic Output Optoisolators Overview

The VO216AT is a single-channel optoisolator featuring an NPN phototransistor with a base terminal, housed in an 8-SOIC package. It provides 4000Vrms isolation voltage and supports a maximum collector current of 50mA. The device exhibits a typical rise/fall time of 3μs and a maximum collector-emitter saturation voltage of 400mV. Current transfer ratio ranges from 50% to 80% at 1mA forward current. Operating temperature spans -55°C to +110°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrated base terminal on the NPN phototransistor for enhanced switching speed control
• High insulation voltage rating suitable for demanding isolation applications
• Fast switching performance with symmetric rise and fall times
• Wide operating temperature range for industrial environments

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial automation control systems
• Power supply feedback loops
• Solid-state relay driver circuits
• Microcontroller interface isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'AT' corresponds to the tape-and-reel packaging configuration required for automated assembly processes. Confirm that the 8-SOIC footprint matches the target PCB design constraints. Ensure compliance with RoHS directives if applicable to the end product regulations. Cross-reference the datasheet revision date to guarantee parameter accuracy against current production batches.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when base-controlled switching speed is critical for signal integrity. The 8-SOIC package offers space efficiency compared to traditional DIP options. Consider the 4000Vrms isolation level against system safety requirements. Evaluate the 50mA output capability against load drive needs. The wide temperature range supports operation in harsh environmental conditions without derating.

Transistor, Photovoltaic Output Optoisolators Part Context

The VO216AT belongs to Vishay's VO21x series of high-speed optocouplers. It shares architectural similarities with the VO215AT and VO217AT, differing primarily in current transfer ratio specifications. This series utilizes a Gallium Arsenide infrared LED coupled with a silicon NPN phototransistor. The family is designed for applications requiring fast response times and reliable electrical isolation in compact surface-mount packages.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

• VO215AT
• VO217AT

Transistor, Photovoltaic Output Optoisolators FAQ

What is the function of the base terminal on the phototransistor?

The base terminal allows for external control of the phototransistor's switching speed and sensitivity, enabling faster turn-off times and reduced storage delay compared to standard phototransistors.

What is the typical switching speed of the VO216AT?

The device features a typical rise time and fall time of 3 microseconds each, providing balanced switching performance for digital signal isolation.