Disassembly report intelligent automatic wireless fast charging mobile phone holder
Publish Time: 2022-08-23 Origin: Site
Recently our factory get 1 type of intelligent automatic wireless fast charger. It supports automatic infrared induction, 10W wireless fast charging, built-in super capacitor, and it is desirable to power off.
In order to understand how its internal materials work, the next thing I want to bring to you is its unpacking and disassembly.
The product is packaged in a bronzing gift box, the packaging is simple, and the whole body is black.
The thickness of the box is about the width of a business card.
A product label is attached to the back of the box.
Product features: wireless fast charging, intelligent operation control, infrared induction, automatic expansion and contraction, ambient atmosphere light, mobile phone APP, emergency help, vehicle search, parking lock linkage, LOGO breathing light.
Product parameters: power interface: Micro USB; power input: QC3.0, 5V2.4A, 9V2A; output power: 10W; support WPC Qi standard wireless charging protocol; this product Bluetooth version: 5.0; support mobile phone Bluetooth version: 4.2 and Above; Support mobile phone system: Android 5.0+/iOS 8.0+.
The packaging adopts a magnetic page-turning design. After opening, you can see that the accessories are placed in the sponge inner compartment in turn.
Package contents: small magic clip, Micro USB data cable, air outlet clip, fixing screw, fast charging car charger, manual.
The car charger is equipped with a QC3.0 output interface.
The interface type of the data line is Micro USB.
Close-up of the air outlet clip.
A close-up of the fixing screw.
Close-up side view.
Close-up of the back
side view closeup
Close-up of the front. The central location is the wireless charging area, which can automatically match 5W / 7.5W / 10W wireless charging for different mobile devices.
The clip arm automatically retracts, compatible with mobile phones with 4-6.5 inch screens, and is common to Apple and Android.
There is a button at the bottom.
Close-up of the rear speaker
There is a touch switch on the upper left side.
There is also a touch switch on the lower left side.
There are three buttons on the top: parking space lock, SOS emergency call, parking space unlock. When in distress, press the SOS distress button, and the system will automatically send distress information and locate the emergency contact in real time, which is a personalized safety function design. The small magic clip can be paired with the Jindian smart parking lock. After connection, when the vehicle approaches or drives away, the parking lock will be automatically unlocked or locked.
There is a bottom bracket below.
The base is adjustable and can be stretched freely to fit models of different lengths and sizes.
There is an infrared sensor at the bottom.
Close-up of the infrared sensing area.
The Micro USB input interface is located on the bottom right.
On the left side of the button is a QR code, which records the MAC address and serial number.
The power cord interface type is Micro USB, and the ports are all alloy materials
The wire type is noodle wire, which is not easy to be twisted and knotted.
The line body is black.
After connecting to the power supply, the logo position of the small magic clip panel lights up with blue light.
Drop it into your iPhone XS Max phone and it's ready to charge wirelessly in time.
Touch the side touch buttons with your fingers, and the clamping arms on both sides can be released. Of course, you can also wake up and automatically open the clip arm through the voice command of "little magic clip, open the clip" without touching it.
Once the clip arm is open, the phone can be placed.
When charging the phone, the status indicator strips at the bottom of both sides of the small magic clip will light up.
The status light strip lights up with a long blue light.
The rendering of the small magic clip when the mobile phone is charged.
Remove the phone and the status light strip goes off.
This product comes with a mobile app, which realizes intelligent voice control through voice command interaction and frees hands. The achievable voice commands include: please sleep, open the clip, open and close the charging, open and close the infrared, open the navigation, open the music, stop the cloud, open and close the parking lock, etc.
2. Dismantling of the smart automatic wireless fast charging mobile phone bracket (M3S)
There are tamper-evident labels on the screws.
Unscrew the screws, disassemble the casing, there are many parts inside, and the cable is used to connect.
In the wireless charging part, the circular circuit board in the lower left corner is the wireless charger circuit board, and the upper middle is the wireless charging coil.
A close-up of the wireless charging coil.
LED diffuser, corresponding to the transparent logo on the shell.
The wireless charging circuit board is small, similar to a one-dollar coin. There are four resonant capacitors and wireless charging drive tubes distributed on it.
On the back is the wireless charging master, which is responsible for detecting mobile phones and outputting wireless charging control.
The new-generation digital demodulation 15W wireless fast charging chip D9605 independently developed by Belland is a 48M high-performance wireless charging dedicated MCU, supports Qi standard 5V/12V mode, implements WPC1.2.3 protocol, and is compatible with Samsung 10W Fast charge, Apple (iPhone 8, iPhone 8 Plus, iPhone X) 7.5W fixed-frequency fast charge mode. The PowerStage with the D9605, which is currently shipping on a large scale, has been upgraded to the D9015.
30D20, dual MOS.
A total of two dual MOSs form a wireless charging power stage.
ON NCP81155 Half-bridge MOS transistor driver.
The two drivers drive two MOS tubes respectively.
An operational amplifier to sense current.
The transistor that controls the driver enable.
The circuit board is divided into upper and lower parts, and the mobile phone bracket is in the middle.
Microphone and infrared distance sensor assembly. Below the infrared distance sensor is a tiny motor that drives the stand.
Onboard memory battery.
A single chip controls various functions.
There is a cable socket and socket on the small board.
Close-up of the geared motor and slideway.
Close-up of the clamp arms on both sides.
plastic parts.
A close-up of the bottom bracket and the part of the motor attached to it.
The springs on both sides of the geared motor give the feeling of sliding a mobile phone.
Geared motor, the reduction gear on it is very delicate.
three buttons.
Overview of PCBA circuit boards.
HFK HF9916 microcontroller.
Input diode and three-terminal voltage regulator chip.
Infrared transmitter tube and receiver head.
Electret microphone.
Micro input socket.
A close-up of the button on the extension lever.
Touch key.
On the back of the circuit board, there are three chips.
RZ7889 3A DC motor driver.
AO4407 PMOS
25Q40 memory, used to store the microcontroller configuration.
Three buttons at the top.
Use vertical small plate welding.
front of the speaker.
back of speaker
There is a bluetooth stamp board on the key board, which is used to realize the bluetooth function.
Shenzhen Shengrun TTC2640R2 Bluetooth Low Energy Module HY-40R201P supports Bluetooth 4.2 and Bluetooth 5.0.
Two crystal oscillators, 32768 and 24M crystal oscillators, provide different clocks, and the right side is the PCB immersion gold antenna.
Fusion Micro RH6016 Touch IC.
Winbond 25X40 memory.
I-shaped inductor
5.5V4.0F Farad capacitor, save data after power off.
Conclusion:
This mobile phone holder uses touch buttons, which is convenient for putting in and taking out the mobile phone. A car charger is attached to the stand for easy use. It supports mobile phone APP and Bluetooth connection, which greatly expands the usage scenarios of wireless charging stand, and its rich features greatly increase its competitiveness. The wireless charging part adopts Bayland's high-performance solution to provide a reliable guarantee for wireless charging performance.
ELEC power and SUN-RISE link
Jackee Loo
August 2022