Consumer Electronics

Wireless charging

Wireless charging

Receiver RX: CWR-1224W1.Single chip dual mode supports EPP medium power transmission 10W2. WPC Qi 1.2.4 standard3.Integrated...

Receiver RX: CWR-1224W

1.Single chip dual mode supports EPP medium power transmission 10W

2. WPC Qi 1.2.4 standard

3.Integrated programmable linear regulator, output voltage range 3.5 ~ 12V,

   Step control 20mV, output current up to 2A;

4.Output voltage range: 4.5~12V;

5.Integrated 32-bit ARM Cortex M0 processor, integrated MTP program memory,

   Integrated SRAM for data storage

6.12-bit ADC voltage/current measurement;

7.Adaptive coil power loss/offset compensation

8.Protection function: over voltage protection; over current protection;over temperature protection;



Transmitter TX:

The advantage of single coil is 10W and 15W. Our main control pin is the same and can be designed compatible.



Transmitter TX: CWT-1504M

1. Single chip supports EPP mid-power transmission 15W

2. WPC Qi 1.2.4 standard

3. The overall system conversion efficiency can reach 88%

4. Embedded 32bit ARM Cortex M0+

5. 12bit high-precision ADC for voltage/current measurement

6. Input working voltage 4.5V ~ 13.0V, support USB and AC adaptor

7.Integrated preamplifier to drive external power amplifier

8. Integrated protection circuit: overvoltage protection;Overcurrent protection; thermal protection     

9.Support FOD (Foreign Object Detection) function

10. Currently there are fixed frequency and voltage regulation schemes,and variable frequency regulation of duty cycle。 

Wireless charging(图1)


Wireless charging(图2)


Wireless charging(图3)

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Component Distribution