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30 charger measured: iPhone X perfect support for USB PD fast charge

via:充电头网     time:2017/11/26 0:01:20     readed:583

At present, USB PD charging and wireless charging have become the hottest topics in the charging market. As a charging head network Xiaobian, the main task is how to find a more suitable charging solution for mobile phones. For example, a few days ago to an iPhone X, get started is 30 different types of USB PD charge a while 怼.

First, USB PD charging compatibility

It can be seen from the test data that iPhone X is compatible with USB PD in the same way as iPhone 8 Plus. Thanks to the strong compatibility of USB PD charging protocol, iPhone X can support four charging voltages of 5V, 9V, 12V and 15V 9V, 12V, 15V fast charge standard voltage. For these three fast charging voltage, iPhone X will give priority to low voltage, in order to solve the problem of cell phone charging fever.

30 USB PD chargers, respectively, Dell 30W, Dell 45W and Le EV-24ACN (marked red) three can not support iPhone X fast charging, Dell chargers which do not have the iPhone X acceptable fast charge voltage output Stalls, music as EV-24ACN may be due to the old version of the reason can not be high-pressure fast charge.

Second, USB PD charging monitoring

Using Apple's official 29W USB PD charger for iPhone X from zero charge to 100% charge, the ChargerLAB POWER-Z KM001 monitors a 15V high voltage charge for 55 minutes before charging and a 5V charge later, but still belongs to USB PD protocol. This is the reason why there is no 5V / 2.4A mode at the later stage of charging.

IPhone X high-power charging range of 45 minutes for the pre-charge, the power of 8 ~ 15W, the phone can be charged to 74% of the charge; then 5W continuous charge for 30 minutes, the phone reaches 88% of the charge; the last hour charge speed Slow down, completely filled with mobile phone takes 2 hours and 13 minutes.

to sum up

From the USB PD compatibility terms, iPhone X is impeccable, supports 5V, 9V, 12V, 15V four kinds of charging voltage, allowing users to choose PD charger has a greater degree of freedom. Charging speed, the first half of the iPhone X performance is more satisfactory, an hour charge of 80% of the charge in the previous iPhone can be considered a leap in the upgrade. If you think the official PD charger is too expensive, may wish to consider third-party brands. In addition, iPhone X has a wireless charging blessing, interested partners can also experience.

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