淺談Qualcomm Quick Charge規格演變與認證測試

This verifies that the charger meets the Quick Charge 2.0 specification. The charger detects the voltage of D + and D - on USB to control the output voltage of ...

2023年5月12日 — The Quick Charge 2.0 and 3.0 fast charging specifications developed by Qualcomm includes a comprehensive power supply mechanism and has greatly ...

With the 100V-240V wide voltage design, the qc2.0 charger works efficiently under any complex electrical network environment. mobile phone travel charger wide ...

Specifications ; Charging. Qualcomm® Quick Charge™ technology support: Qualcomm® Quick Charge™ 2.0 technology. Maximum Current: 3 A ; Power Management. Maximum ...

2015年1月8日 — Choices are 5V, 9V, 12V and 20V. The protocol is simple. After the phone is plugged in, it asserts certain voltages on the USB data lines. The ...

2015年6月29日 — Quick Charge 2.0 Class A can provide up to 24 watts over a micro USB connector, 36 watts with a Type-C connector, and Class B can reach 60 watts ...

^ Samsung's own 15 W Quick Charge 2.0 mobile phone chargers only support 5 and 9 volts (at 2 A and 1.67 A respectively), not 12 volts (at which 1.25 A is ...

2023年3月3日 — Class A具備5V、9V、 12V的供電能力；而Class B除了5V、9V、 12V外，還需支援20V電壓。支援QC 3.0的HVDCP必須能向下支援QC 2.0。

接下來2015年的Quick Charge 2.0分成兩種Class，Class A支援3種充電電壓，分別是5V/ 9V/ 12V，Class B則再增加一種20V的充電電壓，借由充電電壓的提升(High Voltage ...