Wireless Charger  

Description

Wireless Charger integrates multiple charging head fast charging protocols, can automatically apply high voltage, and supports wireless charging fast charging protocols. 

It is a wireless charging transmitter control SOC chip with internal integration of 32-bit MCU, ADC, Timer, I2C, H-bridge driver, ASK demodulation & decoding and rich IO resources, which can customize various Qi protocol wireless charging solutions and pass certification tests, integrates rich IO resources and supports customization of indicator effects, and users can also customize the indicator through the PC upper computer.

Features  

• Operating range: 3V~20V
• Support Qi protocol BPP, EPP certification
• Supports 5~15W multiple applications
• Support PD3.0, as well as a variety of DP&DM fast charging protocols
• Integrated H-bridge drive
• Integrated internal voltage and current demodulation
• Support FOD foreign object detection function

- Static FOD detection

- Dynamic FOD detection

• Support external passive crystal oscillator
• Support CBB/NPO capacitors
• Support Q value detection
• Dynamic power management (DPM) for USB power supply with insufficient power supply

Block Diagram