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4N26X Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
4N26XTFK124Yes

4N26X** is a series of optocouplers manufactured by **TFK (formerly Telefunken)**.

The 4N26X is a series of optocouplers manufactured by TFK (formerly Telefunken). Below are the factual specifications, descriptions, and features:

Specifications:

  • Type: Phototransistor Optocoupler
  • Input Type: Infrared LED
  • Output Type: Phototransistor
  • Isolation Voltage: 5,300 Vrms (min)
  • Current Transfer Ratio (CTR): 20% (min) at 10mA input
  • Input Forward Current (IF): 60 mA (max)
  • Output Collector-Emitter Voltage (VCEO): 30 V (max)
  • Switching Speed: 2 μs (typical)
  • Operating Temperature Range: -55°C to +100°C
  • Package Type: 6-pin DIP

Descriptions:

The 4N26X is an optoelectronic device that provides electrical isolation between input and output circuits using an infrared LED and a phototransistor. It is commonly used for signal isolation, noise suppression, and interfacing in industrial and consumer electronics.

Features:

  • High isolation voltage for safety and noise immunity
  • Compact 6-pin DIP package
  • Reliable signal transmission with minimal crosstalk
  • Suitable for AC and DC applications
  • Compatible with standard PCB mounting

This information is based on the manufacturer's datasheet. For detailed performance characteristics, refer to the official TFK documentation.

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