5V USB Charger Transformer Module
Miniature AC-DC transformer module rated at 10VA with USB output port for charging small electronics like wireless earbuds or IoT sensors. Meets HTS 8504.31.40.35 criteria for transformers under 40VA, distinguished from full power supplies by lacking extensive regulation circuitry. Compact PCB-mount design.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If includes active rectification and voltage regulation components
Devices functioning as complete power supplies with regulation classified as static converters under 8504.40
If hybrid integrated circuits with transformer functionality
Electronic integrated circuits and microassemblies take precedence over transformer classification
If marketed specifically as mobile phone charger
Communication apparatus accessories may fall under Chapter 85 heading 8517
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Import Tips & Compliance
• Label with exact output current limits to prevent misuse classification; include CE marking documentation; verify component RoHS compliance for EU market access
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