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CT3043-4L - Phototriac Optocoupler

Download the CT3043-4L datasheet PDF. This datasheet also covers the CT3031-4L variant, as both devices belong to the same phototriac optocoupler family and are provided as variant models within a single manufacturer datasheet.

General Description

The CT3031-4L, CT3032-4L, CT3033-4L, CT3041-4L, CT3042-4L and CT3043-4L consists of a Zero Cross Photo Triac optically coupled to an Infrared-emitting diode in a 4-lead DIP package DMC-Isolator® package with different lead forming options.

Motor Controls Lamp ballasts

Key Features

  • High isolation 5000 VRMS.
  • Patented coplanar structure DMC-Isolator®.
  • Peak Breakdown Voltage.
  • 250V.
  • CT3031-4L,CT3032-4L,CT3033-4L.
  • 400V.
  • CT3041-4L,CT3042-4L,CT3043-4L.
  • 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 Type).
  • RoHS and REACH Compliance.
  • Halogen Free Compliance (Optional).

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (CT3031-4L-CTMicro.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number CT3043-4L
Manufacturer CT Micro
File Size 1.14 MB
Description Phototriac Optocoupler
Datasheet download datasheet CT3043-4L Datasheet

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Other Datasheets by CT Micro

Part Number Description
CT3043-5L Phototriac Optocoupler
CT3043 Phototriac Optocoupler
CT3041 Phototriac Optocoupler
CT3041-4L Phototriac Optocoupler
CT3041-5L Phototriac Optocoupler

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®  Peak Breakdown Voltage  250V – CT3031-4L,CT3032-4L,CT3033-4L  400V – CT3041-4L,CT3042-4L,CT3043-4L  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 Type)  RoHS and REACH Compliance  Halogen Free Compliance (Optional)  MSL class 1  Regulatory Approvals  UL - UL1577 (E364000)  VDE - EN60747-5-5 (40039590)  CQC – GB4943.