CNY117-3

Transistor, Photovoltaic Output Optoisolators Overview

The CNY117-3 is a single-channel transistor output optocoupler manufactured by Vishay Semiconductor Opto Division. It features an NPN phototransistor with a base connection, housed in a standard 6-pin DIP package. 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 and a maximum forward current of 60 mA. The typical current transfer ratio ranges from 100% to 200%. It supports through-hole mounting and operates within a temperature range of -55°C to +110°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates an infrared emitting diode with an NPN phototransistor for signal transmission
• Includes a base terminal on the phototransistor to improve switching speed and linearity
• Provides high-voltage isolation between input and output circuits

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose digital signal isolation
• Interface circuits between microcontrollers and peripheral devices
• Switching power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix against official Vishay documentation to confirm the exact Current Transfer Ratio (CTR) bin, as variants exist within the CNY117 series. Confirm that the required package style matches the intended PCB layout, distinguishing between through-hole DIP and surface-mount gull-wing options if applicable. Ensure compliance with RoHS directives relevant to the manufacturing date code.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a base-connected phototransistor is required for faster response times compared to standard versions. Evaluate the 100-200% CTR range to ensure adequate noise margin for the target logic levels. Consider the 5000 Vrms isolation rating for safety requirements in mains-connected applications. Verify thermal dissipation capabilities within the specified operating temperature range.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the CNY117 family of Vishay optocouplers, which are designed for general-purpose isolation tasks. The series offers various CTR bins to accommodate different gain requirements. The CNY117-3 specifically targets applications needing moderate to high current transfer efficiency while maintaining compact packaging and robust isolation characteristics suitable for industrial and consumer electronics.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes may include other Vishay CNY117 variants with matching CTR bins or equivalent optocouplers from manufacturers like Sharp or Everlight offering similar pinouts and isolation ratings. Verify pin compatibility and electrical specifications before substitution.