Wireless Charging Transmitter Module PCBA

Product Category: Wireless Power Transfer PCBA
Number of Layers: 2 layers
Board Size: Approx. 45mm × 30mm
Surface Finish: ENIG (Electroless Nickel Immersion Gold)
Substrate Material: FR-4
Assembly Type: SMT
Main Features: Supports Qi-standard wireless charging, integrated power transmission and control chip, with TX coil included

I. Features of This PCBA Board:

1. Qi Standard Compatible:
   Complies with the Wireless Power Consortium (WPC) Qi standard, supporting wireless charging of most smartphones and smart devices.

2. Integrated TX Coil:
   Equipped with a high-quality copper wire wound transmitting coil for efficient magnetic coupling and stable power delivery.

3. Micro USB Input Port:
   Standard Micro USB port provides power input (typically 5V/2A or 9V/1.67A), compatible with USB adapters and power banks.

4. Onboard Control Chip:
   Features intelligent identification and power management IC to detect receiver (RX) devices and dynamically adjust output.

5. Built-in Overvoltage and Overcurrent Protection:
   Incorporates protection components such as a 404J/100V capacitor and multiple resistors to ensure charging safety and stability.

6. Compact and Lightweight Design:
   Small PCB footprint with wire solder pads, ideal for embedding into small-size consumer electronics.

II. Application Fields:

• Wireless charging pads or stands

• Bluetooth headset charging cases

• Smartwatch or bracelet chargers

• Wireless charging modules for smart home products

• DIY electronic wireless charging kits