AT8915系列：
小功率无线充电套件.
小功率无线充电套件包含发射端及接收端。该套无线充电套装尺寸小，最大支持 2W 的
充电，带 LED 指示灯。广泛应用于电动牙刷，玩具，小型热水杯，智能手表等应用。
特点:
1.5V/1A 供电
2.单节鲤电池充电，最大支持 4.2V/450mA 充电
3.LED 显示
4.可根据客户 PCB 要求进行定制
机械尺寸图
发射端: 直径 28.15mm
接收端: 直径 20.12mm
实物图
SOC产品LIST
MCU产品LIST
AT6910F10W无线充电芯片
Features
●5W BPP transmitter and 10W Samsung Wireless Fast Charge (WFC) for A11a type coil.
●Input voltage 5V for BPP and 9V for Samsung WFC.
●WPC1.2.4 compliant and supports standard 5W BPP wireless power receivers
●Integrated 8bit 8051 processor and 18kB flash, support online update program
●Supports UART interface
●Peak Efficiency > 83% when used with Acute Power wireless charging receivers
●Simultaneous Voltage & Current demodulation scheme for communication
●A11a standard PID parameters for frequency and duty control and frequency range is 110kHz~148kHz
●Advanced foreign objects detection function
●Supports LEDs for status indication according customer requirements, buzzer support
●Over-current protection, over-temperature protection, and input 10V over voltage protection and 4.5V UVLO protection.
●4.7V VIN DPM function to protect adapter over load
●High EMI safety margin
●QFN32 footprint package
Applications
●Charging pad Accessories
●Portable Instruments
AT6905S 5W无线充电芯片
Features
●5W BPP transmitter for A11a type coil.
●Input voltage 5V
●WPC1.2.4 compliant and supports standard5W BPP wireless power receivers
●Supports UART interface
●Peak Efficiency > 80% when used with Acute Power wireless charging receivers
●Simultaneous Voltage & Current demodulation scheme for communication
●A11a standard PID parameters for frequency and duty control and frequency range is 110kHz~148kHz
●Advanced foreign objects detection function
●Supports LEDs for status indication according customer requirements, buzzer support
●Over-current protection, over-temperature protection, and input 10V over voltage protection and 4.5V UVLO protection.
●4.7V VIN DPM function to protect adapter over load
●2.4V~5.5V supply voltage for IC power
●High EMI safety margin
●QFN32 4.4mm x 6.5mm footprint package
Applications
●Charging padAccessories
●Portable Instruments
AT7910支持15W快充兼容苹果/三星快充
Features
●Up to 15W of power transfer when use AT9220-A as wireless power receiver and 15V input voltage
●Application for 4.25V to 18V input voltage, fixed frequency 127.7kHz,fixed duty cycle 50%, control full bridge input voltage MPA11 coil wireless power topology
●Support Apple phone fast charging and Samsung phone fast charging
●WPC1.2.4 compliant
●Supports standard 5W BPP wireless power receivers
●Integrated 32bit ARM® Cortex®-M3 processor and 32kB flash, support online update program by USB port
●Supports UART interface
●Support QC3.0 and D+, D- USB detection
●Simultaneous Voltage & Current demodulation scheme for communication
●MP-A11 standard PID parameters for Voltage control
●PWM output for external Buck output voltage control
●Dual PWM output for inverter full bridge driver
●Advanced foreign objects detection function
●Supports LEDs for status indication according customer requirements, buzzer support
●Over-power protection, over-temperature protection, and input 16V over voltage protection and 4.5V UVLO protection.
●Proprietary Bi-Directional Communication
●2.6V~3.6V supply voltage for IC power
●High EMI safety margin
●QFN32 5mm x 5mm footprint package
Applications
●Charging pad for standard apple fast charging and Samsung fast charging
●Accessories
●Portable Instruments
AT790810W多线圈无线充电芯片
Features
●5W BPP transmitter and 10W Samsung Wireless Fast Charge (WFC) for A11a type
●coil.
●Input voltage 5V for BPP and 9V for Samsung WFC.
●WPC1.2.4 compliant and supports standard 5W BPP wireless power receivers
●Integrated 8bit 8051 processor and 18kB flash, support online update program
●Supports UART interface
●Peak Efficiency > 83% when used with Acute Power wireless charging receivers
●Simultaneous Voltage & Current demodulation scheme for communication
●A11a standard PID parameters for frequency and duty control and frequency range is 110kHz~148kHz
●Dual PWM output for inverter full bridge driver
●Advanced foreign objects detection function
●Supports LEDs for status indication according
●customer requirements, buzzer support
●Over-current protection, over-temperature
●protection, and input 10V over voltage
●protection and 4.5V UVLO protection.
●4.7V VIN DPM function to protect adapter over load
●2.4V~5.5V supply voltage for IC power
●High EMI safety margin
●TSSOP-20 4.4mm x 6.5mm footprint package
Applications
●Charging pad Accessories
●Portable Instruments
解决方案
Solutions
——
