Schottky Barrier Diode Wafer
A 150mm silicon wafer with unmounted Schottky diode chips for high-frequency power rectification in switch-mode power supplies, rated 600V/10A. The wafer is classified under tariff item 8541.59.00 as an unmounted semiconductor device, with low forward voltage drop enabling efficient operation.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the diodes are separated and packaged individually
Individual packaged Schottky diodes are classified under the specific diode subheading.
If the wafer includes integrated circuits
Wafers with integrated circuits are classified under heading 85.42.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the wafer is declared as an unmounted semiconductor device, not as finished diodes
• Keep the wafer in its original packaging to demonstrate it has not been separated into individual chips
• Consult the CBSA Customs D-Memorandum for guidance on semiconductor device classification if uncertain
Related Products under Tariff item 8541.59.00
1N4007 Rectifier Diode
The 1N4007 is a standard silicon rectifier diode used to convert alternating current (AC) to direct current (DC) in power supplies and general rectification circuits. It is a semiconductor device that does not fall under the photosensitive or LED categories, so it is classified as 'other semiconductor devices' under this tariff item.
1N5819 Schottky Diode
The 1N5819 is a Schottky barrier diode known for its fast switching and low forward voltage drop, making it ideal for power rectification in switch-mode power supplies and solar inverters. As a non-photosensitive semiconductor device, it falls under this tariff item for 'other semiconductor devices'.
2N2222 NPN Transistor
The 2N2222 is a general-purpose NPN bipolar junction transistor used for switching and amplification in electronic circuits. It is a semiconductor device that is not photosensitive, so it is classified under this tariff item as 'other semiconductor devices'.
8-Inch Silicon CMOS Sensor Wafer
The 8-inch silicon CMOS sensor wafer contains unseparated CMOS image sensor chips for industrial machine vision cameras, with 12MP resolution per die. As a photosensitive semiconductor device, it is classified under this tariff item for 'other semiconductor devices'.
BC547 NPN General Purpose Transistor
The BC547 is a low-power NPN silicon transistor used for signal amplification and switching in low-voltage circuits, commonly found in consumer electronics like radios and sensors. As a non-photosensitive semiconductor device, it falls under this tariff item for 'other semiconductor devices'.
Bridge Rectifier GBU4J
The GBU4J is a single-phase bridge rectifier containing four discrete diodes in one package, used in power supply secondary circuits. It is a semiconductor device that is not photosensitive, so it is classified under this tariff item as 'other semiconductor devices'.