Recently, the charging head network got a okee Aoji wireless car charging HD-C60, the product supports 5V2A and 9V1.67A input, can be a maximum of 10W wireless charging output, the car can be used as a stand for the mobile phone and wireless charging. Let's disassemble this product to see how its internal workmanship materials are.
First, the appearance of Aoji 10W wireless car charging
The product is packaged in a kraft carton with the AUKEY brand, product name and exterior sketch printed on the front.
The package contains wireless car charging, data cable, bracket, etc.
The included cable is A to C wire, and the head shell is frosted for easy insertion and removal.
The measured cable length is about 101cm.
The wireless car charging body adopts PC material shell, the surface is frosted and rounded, and the front of the fuselage is printed with lightning logo and AUKEY brand.
The clip arm is attached with a silicone pad to secure and protect the phone.
In addition to the protective pad, the bottom bracket is also hollowed out to avoid blocking the charging interface of the mobile phone, and can support wired charging.
Product parameters are printed on the back of the fuselage.
Product model HD-C60, support 5V2A and 9V1.67A input, as well as 5V1A and 9V1.12A output, the maximum output power of 10W, passed CE, FCC, RoHS certification, but also passed the Qi wireless charging standard.
There are indicator lights on the side.
There is a USB-C port on the bottom.
Intuitive feeling of the product in the hand.
The total weight of the body belt bracket is about 145g.
The power-on LED is glowing red.
Fix the iPhone 13, so that the phone can be charged wirelessly normally.
Using the Chargelab POWER-Z KM001C, the wireless charging input power at this time was 8.9V 1.2A 10.66W.
Second, Aoji 10W wireless car charge disassembly
Remove the front panel of the fuselage and secure it with double-sided adhesive paste.
The internal plastic plate is screw-fixed, which corresponds to the wireless charging coil area to reduce the thickness and improve the sensing effect.
Remove the plastic plate and have a thermistor fixed next to the coil for temperature monitoring.
Fixed column fixing using internal PCB plate.
The front of the board is equipped with a wireless charging circuit and a resonant capacitor.
The other side is welded with a wireless charging coil and a thermistor.
USB-C female close-up, via welding.
Close-up of the wireless charging main control chip, from Zhuoxinwei, screen printing ZXW2037N2C.
16.000MHz passive crystal oscillator, providing clock for the main control chip.
Silk screen printed 5HK04 10W highly integrated full-bridge power stage chip.
Close-up of Koya resonant capacitor, 404J100V.
The wireless charging coil is close-up and tightly wound.
Close-up of the thermistor.
All disassembled, let's take a family portrait.
Charging head net disassembly summary
Aoji this wireless car charger supports qi wireless charging standard, has good compatibility with major brands of mobile phones, and can provide up to 10W wireless charging. In addition, the hollow design at the bottom makes this wireless car charging convenient for wired charging in addition to supporting wireless charging. The charging head network is found through disassembly that the internal structure of the product is simple, using a main control chip with a full-bridge chip to achieve wireless charging function, and the wireless charging coil is tightly wound and equipped with a thermistor for temperature monitoring.