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Detail Information

PCB Type: Rigid Board Layer: Multi Layer
Base Material: FR-4 Solder Mask: Green
Silk Screen: White Surface Treatment: Lead-free HASL
Type: Home Appliance PCBA Copper Thickness: 1oz
Min. Line Spacing: 0.075mm Min. Line Width: 0.15mm
High Light:

FR-4 fast charging circuit board


Multi layer fast charging circuit board


1oz PCBA

Product Description


18W Mobile Charger PCBA Power Bank Power Supply Motherboard Module BC12 Fast Charging Circuit Board


Description Capability


Home appliance PCBA

Copper Thickness


Supplier Type


Base Material

FR4, TG, CEM-1


The 18W mobile charger PCBA (Printed Circuit Board Assembly) you described is a power supply motherboard module designed for a lithium battery power bank. It incorporates a BC12 fast charging circuit board to enable rapid charging of mobile devices.


Here's a description of the key aspects of this PCBA:


Power Supply and Conversion: The PCBA is responsible for converting the input power source (AC or DC) into the appropriate voltage and current levels required for charging the lithium battery and powering connected devices. It includes power supply circuitry, such as transformers, rectifiers, voltage regulators, and filters, to achieve efficient and stable power conversion.


Lithium Battery Charging: The PCBA incorporates a charging circuit designed specifically for the lithium battery used in the power bank. It employs a charging algorithm that supports fast charging, typically based on industry standards such as BC1.2 (Battery Charging Specification 1.2). This ensures safe and efficient charging of the battery while preventing overcharging and overheating.


Fast Charging Circuit (BC12): The PCBA includes a BC12 fast charging circuit board, which is designed to support high-speed charging protocols and ensure compatibility with a wide range of mobile devices. BC12 is a popular standard that enables devices to negotiate optimal charging parameters, such as voltage and current levels, to achieve faster charging times.


PCB Design and Assembly: The PCBA is implemented on a printed circuit board (PCB) designed to meet the specific requirements of the power bank. The PCB layout ensures proper trace routing, component placement, and copper layers to handle the voltage and current levels involved. The PCBA components, such as transformers, capacitors, resistors, integrated circuits, and connectors, are assembled and soldered onto the PCB to ensure proper functionality.


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