On December 12, 2017, Dalian United Holdings, a leading semiconductor component distributor dedicated to the Asia Pacific market, announced that its product has launched a 15W wireless charging solution based on NXP, Nexperia and Infineon products. A transmitter reference design based on the NXP MWCT1012CFM (formerly Freescale) emission controller IC and a receiver reference design based on the NXP MWPR1516 (formerly Freescale), and Nexperia and Infineon low voltage MOS are available for selection.
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Figure 1 - The 15W wireless charging solution system plan based on NXP, Nexperia and Infineon products
Based on NXP, Nexperia and Infineon's 15W wireless charging solutions provide intelligent, software-based wireless power transfer, providing hardware and software with highly customizable features for maximum flexibility.
launcher:
The WCT-15W1COILTX is a 15W single-coil wireless charging transmitter reference platform using the NXP MWCT1012CFM transmit controller IC:
Ÿ The IC manages and implements all of the control functions required to implement a wireless charging transmitter solution;
Ÿ This solution is highly optimized for extremely high performance efficiency and efficient charging range while maintaining extremely low bill of materials (BOM) costs;
ç¬¦åˆ Meets the latest Qi specification of the Wireless Charging Association (WPC) to provide a complete 15W power supply for receiving equipment.
Figure 2 - The launcher's reference design for the 15W wireless charging solution based on NXP, Nexperia and Infineon products
Features:
Ÿ Pass the WPC-Qi medium power specification certification;
ä¼ è¾“ Transmission efficiency exceeds 75%;
Ÿ Low operating power consumption;
待机 Low standby power consumption (using our proximity sensing technology);
片 On-chip digital demodulation;
稳定 Stable foreign object detection algorithm;
æž Very low bill of materials (BOM) costs;
Ÿ Supports any 15W single coil application with a 12V input source.
receiver:
This 15W wireless charging receiver reference design with BUCK architecture uses NXP's MWPR1516 (formerly Freescale) receiver controller IC to manage and perform all the functions required to implement a wireless charging receiver solution. It complies with the latest Medium Power Working Group (MPWG) specification of the Wireless Charging Alliance (WPC) and can accept the charging of any Qi certified transmitting device.
Figure 3 - Receiver Reference Design for 15W Wireless Charging Solution Based on NXP, Nexperia and Infineon Products
Features:
Ÿ The BUCK architecture provides the flexibility to provide a variety of output voltages for different application charging needs;
专门 The specially designed FSK and CNC models simplify the development of MPWG two-way communication;
Ÿ 12-bit ADC and PGA provide the simplest small system-level power loss detection for FOD;
Ÿ USB/adapter switch sets wired charging as a preference to save energy;
Ÿ I2C and UART retain the ability of the receiver to communicate with the primary AP (application processor) for security or content delivery functions;
Ÿ This reference solution comes with the NXP embedded wireless charger software library to help customers achieve design flexibility and product uniqueness, and provide the necessary NXPIP;
Ÿ Provide a friendly FreeMASTER user interface to encourage user interaction;
Ÿ Provide a highly integrated and flexible platform to help customers shorten development time and speed time to market;
预 Pre-verification according to the WPC compliance test procedure.
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- Ability to free hand build harnesses for prototypes and design validation
- Separate layout boards for addition of fir tree clips, rosebuds, clamps,and labels after coverings added
- Capabilities to add board interlocks and test markings to harness as needed
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