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4N31 - Photodarlington Optocoupler

Download the 4N31 datasheet PDF. This datasheet also covers the 4N30 variant, as both devices belong to the same photodarlington optocoupler family and are provided as variant models within a single manufacturer datasheet.

General Description

The 4N29, 4N30, 4N31, 4N32, and 4N33 series consist of a photodarlington transistor optically coupled to an Infrared-emitting diode in a 6-lead DIP DMC-Isolator® package with different lead forming options.

Switch mode power supplies Computer peripheral interface

Key Features

  • High isolation 5000 VRMS.
  • Patented coplanar structure DMC-Isolator®.
  • DC input with Transistor output.
  • Operating Temperature range - 55 °C to 100 °C.
  • External Creepage ≥ 7.4mm.
  • Distance Through Isolation ≥ 0.4mm.
  • Clearance Distance ≥ 7.5mm (S/SL Type).
  • Clearance Distance ≥ 8.0mm (M/SLM Type).
  • RoHS and REACH Compliance.
  • Halogen Free Compliance (Optional).
  • MSL class 1.
  • Regulatory Approvals ✓.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (4N30-CTMicro.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number 4N31
Manufacturer CT Micro
File Size 1.12 MB
Description Photodarlington Optocoupler
Datasheet download datasheet 4N31 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
www.ct-micro.com Features • High isolation 5000 VRMS • Patented coplanar structure DMC-Isolator® • DC input with Transistor output • Operating Temperature range - 55 °C to 100 °C • External Creepage ≥ 7.4mm • Distance Through Isolation ≥ 0.4mm • Clearance Distance ≥ 7.5mm (S/SL Type) • Clearance Distance ≥ 8.0mm (M/SLM Type) • RoHS and REACH Compliance • Halogen Free Compliance (Optional) • MSL class 1 • Regulatory Approvals ✓ UL - UL1577 (E364000) ✓ VDE - EN60747-5-5(VDE0884-5) ✓ CQC – GB4943.