Ambient Light Sensor Phototransistor from China

Silicon phototransistor calibrated for human eye visible spectrum (400-700nm) used in automatic backlight control for smartphones and LCD displays. HTS 8541.49.70 classification applies to this photosensitive transistor for ambient light measurement.

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

Provide lux sensitivity curves matching human vision response to confirm ambient light application

Distinguish from color sensors (9031.49) by proving single-channel visible light detection only