EL357N Narrow CTR Optocoupler from China
EL357N features tightly controlled CTR (50-200%) for precision feedback applications, optically coupled GaAs LED to phototransistor. HTS 8541.49.80.00 classification for optical isolation in SMPS and motor control requiring accurate current proportioning. SOP-5 package enables high-density mounting.
Duty Rate — China → United States
50%
Rate breakdown
9903.91.0550%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (f) of U.S. note 31 to this subchapter
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Narrow CTR binning specifications critical for justifying precision device classification
• Linearity specs over input current range distinguish from general purpose optocouplers
• SOP-5W package reflow soldering specs important for electronics manufacturing declarations