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Overview IEC 62637-2:2011 - "Battery charging interface for small handheld multimedia devices - Part 2: 2 mm barrel type interface conformance testing" defines conformance testing rules and guideline…
Overview - IEC 62637-1:2011 (2 mm barrel interface) IEC 62637-1:2011 specifies a standardized battery charging interface between small handheld multimedia devices and power‑supply accessories (charge…