Blog
  • The Technology Cost Driver System

    In this system, component technology and process methodology selection is used in calculating the costs of the PCBs. A single cost driver is assigned to each PCB production or assembly step, including a driver for each type of component technology used....

    2017/09/28 zhengxiaowei 69

  • Material Based PCB Assembly Cost System

    Since material costs account for the majority of PCB costs, all other costs are calculated as a percentage of the material used in the PCB BOM. Cost parameters are shown in Table 6.5 for typical communication PCBs of analog and digital designs....

    2017/09/27 zhengxiaowei 148

  • PCB Assembly Cost Estimating Systems

    The PCB assembly process is usually a complement of equipment with different capabilities and constraints in terms of automation, speed, component technology, and quality....

    2017/09/23 zhengxiaowei 127

  • PCB Fabrication Cost and Quality Alternative Example

    An example of the cost and quality alternatives for PCB fabrication is the choices made when laying out a PCB, depending on the quality and complexity of the alternatives selected....

    2017/09/22 zhengxiaowei 141

  • Printed Circuit Board (PCB) Fabrication Technologies

    Conventional PCB fabrication (raw PCBS) utilizes subtractive copper etching to produce circuitry. This process is generally carried out in a number of steps, as shown in Figure 6.6, where different metals are plated on the raw PCB only to be removed at subsequent processes....

    2017/09/21 zhengxiaowei 17

  • Relating Quality Data to Manufacturing Six Sigma or Cpk Levels

    There are many steps in the manufacture of printed circuit boards (PCBs). They include the preparation of the components and the fabricated PCB, the placement of the components or their insertion into predetermined locations on the PCBs, and the attachment of the components to the PCBs through the application of solder joints....

    2017/09/07 zhengxiaowei 143

  • Six Sigma Quality and Manufacturing Costs of Electronics Products

    Developing an accurate quality and cost model for new electronic products, specifically for printed circuit boards (PCBs) is important, since PCBs represent the major part of cost, especially for assembly and test requirements....

    2017/09/07 zhengxiaowei 124

  • PCB Assembly Cost Estimating Systems

    The PCB assembly process is usually a complement of equipment with different capabilities and constraints in terms of automation, speed, component technology, and quality....

    2017/09/02 zhengxiaowei 25