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4N29 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
4N29QTC/EL401Yes

4N29** is an optocoupler (optoisolator) manufactured by **QTC/EL**.

The 4N29 is an optocoupler (optoisolator) manufactured by QTC/EL. Below are its key specifications, descriptions, and features:

Specifications:

  • Isolation Voltage: 5,300V RMS
  • Input Forward Current (IF): 60mA (max)
  • Forward Voltage (VF): 1.5V (typical)
  • Output Collector-Emitter Voltage (VCEO): 30V (max)
  • Output Collector Current (IC): 50mA (max)
  • Current Transfer Ratio (CTR): 20% (minimum at IF = 10mA, VCE = 10V)
  • Rise Time (tr): 2μs (typical)
  • Fall Time (tf): 2μs (typical)
  • Operating Temperature Range: -55°C to +100°C

Description:

The 4N29 is a 6-pin DIP optocoupler consisting of a GaAs infrared LED optically coupled to a silicon phototransistor. It provides electrical isolation between input and output circuits, making it suitable for noise immunity and signal isolation applications.

Features:

  • High Voltage Isolation (5,300V RMS)
  • Compact DIP-6 Package
  • Reliable Signal Transmission
  • Wide Operating Temperature Range
  • Compatible with TTL and CMOS Logic

This optocoupler is commonly used in power supply feedback circuits, industrial controls, and digital logic isolation.

(Note: Always refer to the manufacturer’s datasheet for precise details.)

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