4N25-X001

Overview

The Vishay 4N25-X001 is a single-channel transistor output optocoupler featuring an NPN phototransistor. It provides 5000 Vrms isolation voltage and supports a maximum collector-emitter voltage of 70 V with a peak forward current of 60 mA. The device exhibits a minimum current transfer ratio of 20% and operates within a temperature range of -55°C to +100°C. Key switching characteristics include rise and fall times of 2 µs, with a collector-emitter saturation voltage of 500 mV.

Feature Summary

• Provides high-voltage electrical isolation between input and output circuits
• Features an NPN phototransistor output for digital signal transmission
• Includes a base terminal on the phototransistor for improved switching control

Applications

• Industrial process control systems
• Communication equipment interfaces
• Microprocessor system isolation

Procurement Notes

Verify the specific suffix against official Vishay documentation to confirm package type and reel specifications. Ensure compliance with RoHS directives and check for any recent Product Change Notices affecting manufacturing sites or materials before finalizing procurement orders.

Selection Notes

Select this component when standard transistor output isolation is required for general-purpose applications. Consider the 2 µs switching speed and 5000 Vrms insulation rating for basic circuit protection needs where high-speed logic outputs are not mandatory.

Part Context

This part belongs to the widely used 4N2x series of optocouplers from Vishay. The series offers reliable galvanic isolation for various electronic designs. The X001 suffix typically denotes specific packaging or tape-and-reel configurations within the broader product family.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.