Справочник Пользователя для Mophie VENTR
1.Introduce
For wireless charging, the transmitter consists of one-coil module. And the transmitter activate the coil to
establish communication and maintain power transfer.
establish communication and maintain power transfer.
2、System Block Diagram
Micro-USB:
connect to 12V/1.5A adapter via Micro-USB cable.
Voltage
Sense: monitor the VPA_Buck output voltage and LC resonant voltage.
Current
Sense: monitor the current flowing through the primary coil
VPA_Buck:
Step-down Converter, regulate input voltage in order to supply power to Full Bridge Circuit.
5V_Buck:
Step-down Converter, regulate input voltage in order to supply power to Drivers and Operation
Amplifiers.
LDO:
LDO:
Low Dropout Regulator, regulate out voltage of step-down converter in order to supply power to
Wireless
Transmit Controller and its peripheral circuits.
Temperature
Sense: monitor the temperature of surface interface
Demodulator:
receive and detect communication signals from the power receiver
Q
Detection: Q value detection is for Foreigner Object Detection(FOD).
LC
Resonant Circuit: Included primary coil and resonant capacitors.
Full
Bridge Circuit: convert input power from DC to AC in order to drive the primary coil and deliver power
to
the power receiver. The operation frequency is 127.7kHz.
Wireless
Transmit Controller: Control & Communications Unit.
mophie LLC
mophie charge stream vent mount
Model:CS-WRLS-VNTMT-10W
User Manual