CNY17G-2

Overview

The CNY17G-2 is a single-channel transistor output optocoupler manufactured by Vishay Semiconductor Opto Division. It features an NPN phototransistor output and utilizes a PDIP-6 through-hole package. The device provides an insulation voltage of 5000 Vrms, with a maximum collector-emitter voltage of 70 V and a maximum collector current of 100 mA. The forward current rating is 60 mA, and the forward voltage is 1.65 V. The current transfer ratio ranges from 63% to 125%. Electrical characteristics include a rise time of 2 µs, a fall time of 2 µs, and a maximum collector-emitter saturation voltage of 300 mV.

Feature Summary

• Integrates a gallium arsenide infrared emitting diode with a silicon NPN phototransistor for signal isolation.
• Provides high insulation voltage capability suitable for separating circuits with significant potential differences.
• Features a standard six-pin dual in-line package designed for reliable through-hole mounting applications.

Applications

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

Procurement Notes

Verify component authenticity by checking manufacturer markings against official datasheet specifications. Confirm RoHS compliance status as indicated in product documentation. Ensure packaging integrity matches tube requirements for storage and handling. Validate part number suffixes to confirm specific current transfer ratio grades before procurement.

Selection Notes

Select this component when a single-channel isolation solution with moderate speed and high input-output voltage separation is required. The PDIP-6 package facilitates easy integration into legacy or standard PCB layouts. Consider the specified current transfer ratio range to ensure adequate signal transmission under varying operating conditions and temperature ranges.

Part Context

This component belongs to the CNY series of optocouplers produced by Vishay Semiconductor Opto Division. The series is characterized by its use of gallium arsenide LEDs coupled to silicon phototransistors. These devices are widely utilized in industrial and consumer electronics for providing electrical isolation between low-voltage control circuits and higher-voltage load circuits.

Replacement Considerations

CNY17-2

FAQ

What is the maximum collector-emitter saturation voltage?

The maximum collector-emitter saturation voltage is 300 mV.

Does the CNY17G-2 have a base lead on the phototransistor?

Yes, the CNY17G-2 is described as an optoisolator with a base output configuration.