Mobile phone fast charging protocol (large market)
Time:2022-08-31
Views:1947
The charging speed of mobile phones has developed rapidly, from 18 w to 25 W, later to 40 W, 50 W, 65 W, and now to the latest 120 W and 140 W. it is a gimmick. The following describes the fast charging protocols of major mobile phone manufacturers.
Early low-speed charging: 5V × 500A, early ordinary charging: 5V × 1A. Early fast charging: 5V × 2A
The following describes the fast charging protocols of major manufacturers:
The PD protocol refers to the USB-PD protocol, and its full name is USB power delivery. It is a fast charging protocol proposed by the usb-if organization, which is theoretically up to 100 watts.
The representative manufacturers are: Apple (they all have 100W, but Apple still has 20W. Who will pay if the system is not smooth?)
Qualcomm led fast charge protocol, full name is quick charge. It is mainly used for Qualcomm chips, but other chips also use Qualcomm QC protocol.
Representative manufacturers: Xiaomi
The PE protocol is led by MediaTek, and its full name is pump express. Although many manufacturers use MediaTek chips, few use this protocol.
Representative manufacturers: Meizu
Vooc flash charging is a protocol launched by oppo. It is well known because of the brainwashing slogan "charging for 5 minutes and calling for 2 hours" in those years,
Representative manufacturer: oppo
A special protocol for mobile phones.
Representative manufacturer: one plus
Realme is a protocol dedicated to my mobile phone.
Representative manufacturer: realme
In fact, vooc, warp and dart are all the same and can be used by all. It‘s just that my name is different.
A fast charging protocol launched by vivo
Representative manufacturers: vivo and iqoo. In fact, iqoo is a sub brand of vivo. These two are a family.
The full name of SCP is super charge protocol, and the Chinese name is super fast charge. The full name of FCP is fast charger protocol. Both are Huawei‘s private protocols.
FCP was promoted by Huawei before 2016, adopting high voltage and low current scheme; SCP is launched by Huawei after 2016, and adopts low-voltage high current scheme.
Representative manufacturer: Huawei, glory
A charging protocol launched by Xiaomi, which only supports Xiaomi‘s original charger.
Representative manufacturer: Xiaomi
Later:
All the major manufacturers are very powerful. If they want talents, technology and technology, they are doing their own things. If these mobile phone manufacturers in China can unite, they can definitely lead the world.
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