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SHENZHEN KAIZUO ELECTRONIC TECHNOLOGY CO., LTD

 

One Stop Service-PCB & Component Sourcing & PCB Assembly

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Custom Printed Circuit Board assembly

PCB Certifications
Good quality SMT PCB Assembly
Good quality SMT PCB Assembly
Customer Reviews
We are very satisfied wtih you guys. Quick response, professional engineering team, fast delivery, good quality... all are nice. I am sure we can have much more business in the future.

—— Kevin Kinder

End customers were satisfied with the quality, so did I for the past years. Have recommended you to my other friends that have needs in PCBA.

—— Mariusz Sharp

Thanks for help my small business grows up step by step,for prototypes to small, medium & large orders, you will be my first choice for PCB anytime.

—— Adam Burridge

Good price, fast lead and delivery time, shipping cost is quite good! Our company is satisfied with your good service for the last 4 years!

—— Luboš Herceghová

Hello good afternoon. I received the 80 pcs PCB. Thank you. I like so much that. That is good qualtiy, nice color. Pls take care of the remaining 80 pcs PCB. Thank you. Have a nice day. :)

—— Alice Yoon

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Custom PCB Assembly

  • High Precision Custom PCB Assembly suppliers

Custom PCB Assembly Process

 

The Custom PCB Assembly process involves multiple stages, including PCB fabrication, component procurement, and assembly. Each stage plays a key role in ensuring the functionality, reliability, and performance of the final assembled board. It is also important to note that the foundation of PCBA is the PCB; without the PCB, the PCBA cannot be created.

PCB Fabrication: As discussed in the PCB manufacturing process, the manufacturing stage involves creating the physical PCB based on the design files. This includes etching copper traces, drilling holes for through-hole components and vias, and applying solder mask and silkscreen. A well-manufactured PCB is the foundation of the assembly process.

 

Component Procurement: Prior to assembly, all necessary electronic components must be sourced. This involves selecting and sourcing components based on design requirements such as performance specifications, form factor, and cost. Component procurement is a critical step because the quality and availability of components can directly affect the performance and delivery time of the PCBA.

 

For high-frequency applications, material selection becomes critical. Materials such as Rogers or polytetrafluoroethylene (PTFE) laminates are often used to minimize signal loss. In addition, the manufacturing process may include impedance control measures and multi-level inspections to ensure signal integrity.

 

Assembly: The assembly process involves mounting and soldering electronic components onto a PCB. This can be done using through-hole soldering, surface mount technology (SMT), or a combination of both techniques, depending on the design requirements and the type of components being used. The assembly process typically includes the following steps:

 

Stenciling: A stencil is used to apply solder paste to the precise locations on the PCB where the surface mount components will be placed. The solder paste contains tiny solder particles suspended in a flux medium that helps form strong, reliable solder joints during the reflow soldering process.

 

Component placement: Using an automated placement machine, surface mount components are precisely placed onto the PCB, aligning their pads with the corresponding solder paste deposits. For through-hole components, leads are inserted into the drilled holes using either manual or automated insertion machines.

 

Reflow soldering: The PCB with the surface mount components in place is passed through a reflow oven, where it is subjected to a controlled temperature profile. The solder paste melts and forms a strong connection between the component pads and the PCB traces. For through-hole components, wave soldering or selective soldering techniques are used to create the solder joints.

 

Inspection and testing: After the assembly process, the PCBA is inspected for defects such as misaligned components, solder bridges, or missing solder joints. Inspection methods include visual inspection, automated optical inspection (AOI), and X-ray inspection. The PCBA is also tested for functionality and performance using techniques such as in-circuit testing (ICT) and functional testing.

 

By understanding the complexities of the PCBA manufacturing process, engineers and designers can make informed decisions to optimize the performance, cost, and manufacturability of the assembled board. This knowledge can also help identify potential issues and implement best practices to ensure the highest quality and reliability of the final electronic device.

Custom Printed Circuit Board assembly

Custom Printed Circuit Board assembly
Custom Printed Circuit Board assembly Custom Printed Circuit Board assembly

Large Image :  Custom Printed Circuit Board assembly

Product Details:

Place of Origin: China
Brand Name: KAZ Circuit
Certification: ISO9001, TS16949, UL, RoHS
Model Number: PCBA-S-078

Payment & Shipping Terms:

Minimum Order Quantity: 1 pc
Price: USD/pc
Packaging Details: Bubble Wrap
Delivery Time: 2~3 weeks
Payment Terms: T/T, Western Union, Paypal
Supply Ability: 20,000 Square Meters / Month
Detailed Product Description
Categary: Custom PCB Assembly Material: FR-4
Layers: 4 Layers Board Thickness: 1.6mm
Copper: 1oz Surface: HASL LF
High Light:

double sided pcb

,

surface mount pcb assembly

Custom PCB Assembly


 
Detail Specifications:

 

 

 Layers  4
 Material  FR-4
 Board Thickness  1.6mm
 Copper Thickness  1oz
 Surface Treatment  HASL LF
 Soldmask & Silkscreen  Blue & White
 Quality Standard  IPC Class 2, 100% E-testing
 Certificates  TS16949, ISO9001, UL, RoHS

 

 

 

What KAZ Circuit can do for you:

 

  • PCB & PCBA Design
  • PCB manufacturing (prototype, small to medium, mass production)
  • Components Sourcing
  • PCB Assembly/SMT/DIP


To get a full quotation of the PCB/PCBA, pls provide the information as below:

 

  • Gerber File, with detail specification of the PCB
  • BOM List (Better with excel fomart)
  • Photoes of the PCBA (If you have done this PCBA before)


Company Informaiton:



KAZ Circuit is a professional PCB manufacturer from China since 2007, also provide PCB Assembly service for our customers. Now with about 300 employees. Certified with ISO9001,TS16949, UL, RoHS. We are confident to provide you quality products with factory-directed price within the fastest delivery time!

 

Manufacturer Capacity:


 

Capacity Double Sided: 12000 sq.m / month
Multilayers: 8000sq.m / month
Min Line Width/Gap 4/4 mil (1mil=0.0254mm)
Board Thickness 0.3~4.0mm
Layers 1~20 layers
Material FR-4, Aluminum, PI
Copper Thickness 0.5~4oz
Material Tg Tg140~Tg170
Max PCB Size 600*1200mm
Min Hole Size 0.2mm (+/- 0.025)
Surface Treatment HASL, ENIG, OSP

 

 

SMT Capacity

 

Custom Printed Circuit Board assembly

 

 
More Photo of this Electrocardiogram Monitoring PCB & PCB Assembly
 
Custom Printed Circuit Board assembly
 

Contact Details
Shenzhen KAZ Circuit Co., Ltd

Contact Person: Stacey Zhao

Tel: +86 13392447006

Fax: 86-755-85258059

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