CT814

Features 

• High isolation 5000 VRMS

• Patented coplanar structure DMC-Isolator®

• Various CTR selection available

• AC input with transistor output

• Operating Temperature range - 55 °C to 110 °C

• External Creepage ≥ 7.0mm 

• Distance Through Isolation ≥ 0.4mm

• Spatial Distance ≥ 8.0mm (M/SLM Type)

• RoHS and REACH Compliance

• Halogen Free Compliance (Optional)

• Regulatory Approvals

✓ UL - UL1577 (E364000)

✓ VDE - EN60747-5-5 (40039590)

✓ CQC – GB4943.1, GB8898 (14001104781)

✓ IEC62368 (FI/41119)

Description

The CT814 series consists of a phototransistor 

optically coupled to two Infrared-emitting diodes, 

connected in inverse parallel, in a 4-lead DIP 

DMC-Isolator® package with different lead forming 

options.

Applications 

• Switch mode power supplies

• Computer peripheral interface

• Microprocessor system interface