CNY17-1

Transistor, Photovoltaic Output Optoisolators Overview

The CNY17-1 is a single-channel transistor output optocoupler manufactured by Vishay Semiconductor Opto Division. It features an NPN phototransistor with a base lead for improved switching performance. The device provides electrical isolation with a rated insulation voltage of 5000 Vrms. Key electrical parameters include a maximum collector-emitter voltage of 70 V, a maximum collector current of 100 mA, and a forward voltage of 1.65 V at a maximum forward current of 60 mA. The current transfer ratio ranges from 40% to 80%. Typical switching characteristics include a rise time of 2 µs and a fall time of 2 µs. The component is housed in a 6-pin DIP package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates an infrared emitting diode and an NPN phototransistor with a base terminal for enhanced control and faster response times.
• Provides high-voltage isolation capability rated at 5000 Vrms between input and output circuits.
• Designed for through-hole mounting in standard 6-pin DIP packages suitable for general-purpose circuit board layouts.

Transistor, Photovoltaic Output Optoisolators Applications

• Signal isolation in digital communication interfaces
• Switching applications in power supply feedback loops
• Interface circuits between microcontrollers and high-voltage loads

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix designation when ordering, as variations such as CNY17-1X016 or CNY17-1X007T exist with different packaging formats like tape-and-reel or surface-mount configurations. Ensure that the required current transfer ratio bin (40-80%) aligns with the design specifications. Confirm compliance requirements such as RoHS status and moisture sensitivity levels prior to procurement to match manufacturing processes.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a low-cost, general-purpose optocoupler with moderate speed is required. The presence of a base lead on the phototransistor allows for external biasing to adjust switching thresholds or improve turn-off times compared to devices without base access. Consider the 70 V collector-emitter voltage limit for load compatibility. Evaluate thermal dissipation capabilities if operating near the maximum junction temperature limits defined in the datasheet.

Transistor, Photovoltaic Output Optoisolators Part Context

The CNY17 series represents a family of general-purpose transistor output optocouplers widely used in industrial and consumer electronics. The CNY17-1 specifically denotes the variant within this series characterized by a current transfer ratio range of 40% to 80%. This distinguishes it from other variants like the CNY17-2 or CNY17-4 which offer higher gain ranges. The series is known for its reliability and standardized pinout across multiple manufacturers.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

• CNY117-4