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EL817 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
EL817EL1164Yes

EL817 is an optocoupler (optical isolator) manufactured by Everlight Electronics.

The EL817 is an optocoupler (optical isolator) manufactured by Everlight Electronics. Below are its key specifications, descriptions, and features:

Specifications:

  • Isolation Voltage: 5,000 Vrms (min)
  • Current Transfer Ratio (CTR): 50% to 600% (at IF = 5mA, VCE = 5V)
  • Input Forward Current (IF): 60 mA (max)
  • Reverse Voltage (VR): 6 V (max)
  • Collector-Emitter Voltage (VCEO): 80 V (max)
  • Emitter-Collector Voltage (VECO): 6 V (max)
  • Operating Temperature Range: -55°C to +110°C
  • Package Type: 4-pin DIP

Descriptions:

  • The EL817 is a phototransistor optocoupler that provides electrical isolation between input and output circuits.
  • It consists of an infrared LED optically coupled to a phototransistor detector.
  • Commonly used for signal isolation, noise suppression, and voltage level shifting in circuits.

Features:

  • High isolation voltage (5,000 Vrms)
  • Compact DIP-4 package
  • Wide operating temperature range
  • Reliable performance for industrial and consumer applications
  • Compliant with RoHS standards

This optocoupler is widely used in power supplies, industrial controls, and communication systems for safe signal transmission.

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