Hello everyone, this is the editor of Niu Zhan, who suddenly became arrogant after discovering the latest news. The editor has been editing for a long time to bring this article to you. Prepare the melon seed bench. Let's go and see. As Xiaomi's digital peripheral accessory, Xiaomi charger has always been a favorite among gamers. Every time a new product is launched, it immediately becomes a hit. In February 2020, Xiaomi updated a number of 65W PD chargers in one go, including GaN chargers, multi-port Xiaomi 2A1C chargers, Mobianzhong A-port PD chargers, etc. It should be the brand that releases the most chargers of the same power in a single month.
They have different power supplies, different protocols, different designs, different prices. The editor has compiled five of Xiaomi’s most popular 65W chargers and introduced their differences in detail.
1. Xiaomi GaN gallium nitride charger
Lei Jun said at the Xiaomi 10Pro launch conference that Xiaomi will hit the high-end market. At the conference, a charger with the ability to hit the high-end market was also unveiled. It’s the Xiaomi Gangan charger. GaN has high-frequency characteristics, and when used in chargers, it can make terminal fast-charging products smaller and more efficient.
Compared with traditional MOSFET products, it has great challenges in design and manufacturing processes. Xiaomi's gallium nitride charger serves as a stepping stone to enter the high-end charger market, proving that it has overcome technical difficulties and successfully mass-produced it.
Xiaomi GaN charger is a single USB-C output charger. The strip design will take up less space on the patch panel, and the fixed pin design can maximize the utilization of internal space. Size: 30.8 x 30.856.3mm, power density is as high as 1.21W/cm, breaking the 1.0W/cm mark.
The concept of power density is introduced in the charging head network to facilitate people to intuitively compare chargers of different sizes and powers. The unit of power density is Watt/cubic centimeter. The greater the watts per cubic centimeter, the higher the power density.
The weight is also greatly reduced. The Xiaomi GaN charger only weighs 82g, which is even lighter than some 30W chargers. This is a lightweight 65W charger.
Xiaomi GaN charger has a complete PDO voltage range, which are five fixed voltage levels of 5V3A/9V3A/12V3A/15V3A/20V3.25A, supporting 5-11V3A/5-20V3.2A. PPS voltage level, supports QC4 fast charging. The conventional protocol supports Apple 2.4A, Samsung AFC, Huawei FCP and Qualcomm QC3.0 ClassB 20V
Such a rich output voltage configuration can support more devices, and there was no abnormality in PPS compatibility during the test. The firmware is also well written.
Xiaomi also takes special care of its own products when using gallium nitride chargers. It has a 10V5A private message protocol, which is required for Xiaomi 10 Pro 50W fast charging. It can charge Xiaomi 10 Pro from 0 to 100 in 45 minutes. In addition, it also supports MI ChargeTurbo, which can shake hands well with Xiaomi 9 and Redmi K20 Pro for fast charging with higher power, reflecting the advantages of pro-son.
Make all the data into a compatibility test form. All devices can be charged normally. USB PD, ChargeTurbo, QC, FCP, AFC, and APPLE2.4A devices can all be handshaked for fast charging. The charging power of all test devices is made into a histogram. The maximum power is Macbook Pro 13 57W, iPad Air3, and iPad Pro also reach 33W.
The next fourth place is Xiaomi 9 mobile phone 27W ChargeTurbo, the power also reaches 26.92W. After that, the power of the three iPhone 11 series models that support USB PD fast charging are all above 20W.
Summary: Xiaomi’s gallium nitride charger has been put on Xiaomi’s official store, and the retail price of 149 yuan is a new low in the industry. You need to make an appointment to buy it.
From the perspective of performance to volume ratio and protocol tolerance, Xiaomi’s gallium nitride charger is indeed qualified to hit the high-end market, especially for Xiaomi device users, this product has a BUFF bonus.
2. Xiaomi charger
After Xiaomi launched the 65W PD charger model CDQ07ZM in 2018, it has not updated its conventional 65W charger for a long time. Finally in 2020, the baton of 65W single-port charger was handed over to AD651.
Xiaomi AD651 is currently one of the smallest non-gallium nitride charger products. While maintaining the same power of 65, the size has been greatly reduced by 27.
In terms of pins, Xiaomi 65W adopts a foldable pin design. Such a small size can also take into account the folding design, which is very commendable. When going out, the pins can be folded and stored inside the case to prevent other items from getting entangled with each other.
Xiaomi AD651 measurements: 50mm x 50mm x 28mm, volume 70cm. After obtaining the volume, the power density can be easily calculated based on the power.
The power density of Xiaomi AD651 is as high as 0.92W/cm, reaching the world’s top level. In terms of weight, the Xiaomi 65W charger weighs 96g, which is below the 100g mark.
Read the PDO information of the charger. The charger has five PDO fixed voltage levels, which are: 5V3A/9V3A/12V3A/15V3A/20V3.25A. They are complete PDO voltage levels and do not support PPS. protocol. According to the fast charging protocol polling of the charger, the charger supports the fast charging protocols of APPLE2.4A, AFC, FCP, QC and PD3.0
For the convenience of friends, we have made all the data into a table. It can be seen that in addition to the PE protocol, other devices can shake hands corresponding to the fast charging protocol. Because there is no PPS protocol, all three OPPO mobile phones can handshake to 15W USB PD for fast charging. Also, because there is no PPS protocol, they do not support MI ChargeTurbo.
The power of the iPhone 11 series exceeds 20W, the power of other mainstream Android devices is between 12-16W, the two large-size iPad tablets exceed 30W, and the charging Macbook Pro notebook can reach 57W. All devices can be charged normally and no abnormalities occur.
Summary: Xiaomi AD651 65W charger is sold as a set, and comes with a USB-C to USB-C data cable with a 5A E mark. On March 2, the price checked on Xiaomi’s official website was 99 yuan, making this small steel gun very competitive.
Three. Xiaomi 2A1C charger
Xiaomi s charger has always been single-port, and the multi-port high-power charger that was launched was a desktop charger many years ago. Amid the calls from users, Xiaomi finally launched its first high-power multi-port charger: Xiaomi USB Charger 65W Fast Charging Edition.
This product model is AD653, with a maximum output power of 65W, which can charge three devices at the same time.
The output interface of Xiaomi 65W 2A1C charger is 1 USB-C PD interface and 2 USB-A interfaces. It can charge up to 3 devices at the same time and has a variety of power supply strategies. Users can choose between two-way fast charging, multi-device power supply and maximum performance of a single device according to their needs.
The product adopts a folding pin design. When traveling, the pins are stored flush in the charger housing to avoid scratches with other luggage.
Xiaomi 65W 2A1C charger does not include pin dimensions: 69mm x 62mm x 29.5mm, power density 0.51W/cm, weight 144g. Because it contains two independent outputs and multiple interfaces, the power density can be reduced. When plugged in normally, as shown in the picture, it will not have any impact on the left and right jacks, but the double-row jack plugboard will still interfere with the upper and lower jacks.
Use POWER-Z KM001C to query the USB-C PDO message of Xiaomi 65W21C charger. The USB-C port supports: 5V3A/9V3A/12V3A/15V3A/20V3.25A, five complete fixed voltages, two PPS voltages: 5-11V3A/5V-20V3.2A, and also supports QC4 fast charging protocol.
The USB-C output port fast charging protocol supports APPLE2.4A, Samsung AFC, Huawei FCP, the PD version is PD3.0, and also supports QC3.0 Class B 20V.
The two USB-A sockets also support fast charging protocols such as APPLE2.4A, AFC, FCP and QC.
The USB-A test data is tabulated. All devices can be charged normally and no pulse suppression is found. One port supports QC, AFC, FCP and APPLE2.4A, with power between 12W-16W.
The USB-C interface test data is summarized in a table, and all devices can be charged normally. It seems that Xiaomi has written a good PPS. Make a histogram of device power data. The first place is the Macbook Pro 13 notebook with a power of 57.39W. The second and third place are two iPads that support PD, both of which have a power of more than 30W.
With ChargeTurbo, Xiaomi Mi 9 has a power of 26.7W, ranking third. The power of the iPhone11 series is 20W, and the power of other Android devices such as PD, QC, AFC, and FCP is above 12W.
As can be seen from the table above, when a single USB-C is output, the maximum power of USB-C is 65W output. In terms of multi-port charging strategy, the maximum output power of USB-C in 1A1C output mode will be adjusted from 65W to 45W, and USB-A can fast charge at 18W. When the three 2A1C ports output at the same time, the two USB-A ports are locked at 5V, and the output power of USB-C is also adjusted to 45W.
Summary: Xiaomi 65W 2A1C charger has two USB-A interfaces and one USB-C interface. The single C interface can provide full output performance of up to 65W for high-power devices such as notebooks. Combined with 1A1C, it can provide 45W and 18W power to two devices while charging quickly without interfering with each other. Using three ports at the same time can maximize the power supply capability of the device, and users can choose multiple power supply strategies according to their needs.
As a multi-port charger, Xiaomi 65W 2A1C charger has given users satisfactory answers. Users can choose to charge more or more. The compatibility and stability of the charger are good, and the price of 149 yuan also makes this charger potentially explosive.
Four. Xiaomi 65W PD Charger
Xiaomi CDQ07ZM charger is a 65W charger launched by Xiaomi in 2018 with a single USB-C output. Although there are no bright spots now, this was the most popular PD charger back then.
Looking at the pins in turn, they are designed with folding legs for easy storage.
The dimensions of CDQ07ZM are 60mm x 57mm x28mm, the weight is 114g, and the power density is 0.67W/cm. Judging from the current data, it is quite satisfactory.
Read PDO messages through POWER-Z. The charger supports five fixed voltage levels: 5v 3a/9V3A/12V3A/15v 3a/20v 3a, excluding PPS protocol. Maximum power 20V 3.25A, power 65W. The fast charging protocol only supports QCQC3.0.
Summary: Xiaomi CDQ07ZM charger, as a product launched in 2018, has gradually become tired and has begun to withdraw from the market. However, when this veteran came out two years ago, he did cause a wave of craze and is worth remembering.
Verb Xiaomi 10Pro original standard charger
Xiaomi’s latest digital flagship 10Pro is equipped with 10V5A 50W fast charging. Xiaomi has provided it with 65W charging with standard 10V5A fast charging protocol. device. For the convenience of users, this charger supports USB PD through the Magic USB-A interface. When used with a dedicated USB-A to USB-C cable, it becomes a 65W PD charger, which greatly improves the versatility of the charger. Rate.
Xiaomi MDY-11-EB charger uses a special USB-A interface, the current contacts on both sides are widened, and the USB PD CC contact for communication is in the middle of the front. With the original dedicated USB-A to USB-C cable, you can charge USB PD devices.
The Xiaomi MDY-11-EB charger has dimensions of 54.5mm x 59mm x 28.5mm, a power density of 0.70W/cm, a weight of 111g, and a fixed pin design.
After using the original special wire, read the PDO information of the charger. It supports four fixed voltage output levels of 5V3A/9V3A/15V3A/20V3.25A, and also includes a hidden voltage of 11V6A. It is a dedicated fast charging level for Xiaomi 10Pro 50W. In terms of fast charging protocol, only QC3.0 is supported.
At the press conference, Lei Jun said that in addition to the standard configuration of the mobile phone, the charger can also be sold separately for 99 yuan, but there is still no channel to purchase it.
Finally, these five product parameters are made into a table for everyone to see.
Charging head network overview:
Introduction to Xiaomi’s five chargers, including the latest black technology gallium nitride AD65G and the conventional small steel gun AD651, which can take care of users with multiple devices AD653, the old brand CDQ07ZM, the MDY-11-EB of the magic port A PD.
If you care about volume, you can choose based on power density. AD65G with Xiaomi GaN gallium nitride is definitely a winner at 1.21W/cm, and AD651 as a regular charger is also very commendable at 0.92W/cm.
Among these five chargers, some contain PPS and some do not. Editor, first of all, PPS is a double-edged sword. For some laptops or mobile phones that refuse to charge due to allergies to PPS, a charger without PPS will be more stable.
CDQ07ZM, AD651, MDY-11-EB don’t contain PPS protocol. While it can't trigger MI ChargeTurbo, it will be more friendly to devices allergic to PPS. AD65G and AD653 support the PPS function and can activate fast charging devices such as MI ChargeTurbo that rely on the PPS protocol.
For hidden voltage levels, AD65G and MDY-11-EB are the best choices for Xiaomi Mi 10 Pro users. Both can provide 10V50W fast charging for Xiaomi 10Pro, which can be fully charged in 45 minutes.
AD653 supports Xiaomi 9 Pro 40W fast charging, which allows you to flexibly choose between high-power single-port output and simultaneous charging of multiple devices. As for users who need other fast charging protocols, their support for fast charging protocols is different. Just look at the protocol detection description of each charger in the article.
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