Tongyinhai Precision Electronics Co., Ltd. launched a 15W magnetic suction wireless charger. The charger can be pasted on the desktop or inside the car, supports all rotation angle; the panel and the bracket are separate and magnetically attracted; the shell is composed of aluminum alloy + glass. The charger adopts USB-C interface and supports PD fast charging and 15W wireless charging (with MT5805 inside).

This charger uses Maxic IC, MT5805, to realize fast charging. (Click to view the full disassembly report of Chongdiantou).

MT5805 integrates a 32-bit M0 processor, 32kB MTP memory and 4kB SRAM. It supports WPC Qi 1.3 specification, various proprietary wireless charging protocols, and function customization. The chip supports 4V-20V input, UFCS/PD3.0/QC/FCP/SCP protocols, and ultra-low power mode.

MT5805 is embedded with over-voltage/over-current/under-voltage/over-temperature protections, has built-in dynamic power limit, and supports power output dynamic reduction. The chip is available in FCQFN3*4-24L package, and is suitable for the wireless charging transmitters of smartphones and wearable devices, medical equipment, household appliances and industrial equipment.

MT5805 is a highly integrated, high performance SoC based wireless charging power transmitter. It is compliant with various fast charging protocols; supports 15W wireless charging, a single chip can realize all functions of the wireless charging power delivery.

Maxic's wireless charging solution has also been adopted by Lenovo Wireless Charging Smart Clock 2nd Generation, Xiaomi S1 Smart Watch, Baseus Digital Display 15W Wireless Charger, Momax MFi Certified 7200mAh Magnetic Wireless Charging Power Bank, etc. The product’s performance and quality are highly recognized by customers.