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2021-06-08
IKEA IKEA is a world famous retailer of furniture and household products. Its massive selection is simple and durable in style and affordable in price. It is a good place to purchase household products and find new products. In addition, IKEA has also continued to launch relevant charging accessories. Recently, the charging head network got an askstorm ostone desktop charger.
This product is equipped with 2a1c interface, in which the C port supports the maximum output of 30W, the a port supports the output of 10W, and the total output power is 40W, which can meet the charging requirements of three devices. In addition, the charger body is very small, will not take up too much desktop space. Next, the charging head network will be disassembled in detail to see how to design the interior.
Previously, the charging head network also disassembled IKEA koppla USB patch panel and IKEA koppla three port charger. You can click the blue font to see the details of the disassembly.
IKEA Oster 40W desktop charger is flat and compact, equipped with 2a1c interface, which can meet the charging needs of three devices at the same time, saving row Jack space. The usb-a port outputs a small power interface, which can be used to charge headphones and other devices. The usb-c port supports pd3.0 fast charging, with a maximum power of 30W, which can charge tablets, mobile phones and other devices.
Through the disassembly of the charging head network, we know that the charger integrates two charging circuits, sharing the input rectifier circuit, but the output is independent of each other, and the output of port a and port C does not affect each other. The switching power supply of usb-c port circuit is composed of stch03 with China Resources super junction MOS, and MPs mp6908 with quanyuxin synchronous rectifier. The protocol chip is also from stb4761. The input and output filter capacitors come from Aihua and emerald respectively.
The main control chip of usb-a port circuit and the secondary synchronous rectifier controller are also from Italy and MPs. In addition, cw3042 is used for over-current protection and the port overheat protection. The overall material of the product is solid.