Lily's Column

What is the difference between schematic and layout?

by Lily Zhang

What is the difference between schematic and layout?

The schematic is a drawing that defines the logical connections between components on a circuit board whether it is a rigid PCB or a flex board. It...
Posted in PCB design, PCB fabrication, Schematic to PCB

Basic Rules of Layout and Components Wiring

by Lily Zhang

Basic Rules of Layout and Components Wiring

I.Basic Rules of  PCB Layout 1. According to the circuit module layout, the relevant circuit for realizing the same function is called one modul...
Posted in PCB, PCB design, PCB fabrication, PCB layout, PCB manufacturing

4 Rules of Designing Circuit Width and Spacing with PCB impedance control

by Lily Zhang

4 Rules of Designing Circuit Width and Spacing with PCB impedance control

1. The signal circuit that needs to do impedance should be set strictly according to the circuit width and circuit spacing calculated by the pcb st...
Posted in Impedance Control PCB, PCB, PCB design, PCB layout

5 Golden Rules for PCB Design

by Lily Zhang

5 Golden Rules for PCB Design

The PCB board is the basic electronic component of all electronic circuit design, and as the main support, it carries all the components that ma...
Posted in PCB, PCB design, PCB layout

What is Half-Hole PCB ?

by Lily Zhang

What is Half-Hole PCB ?

Mainly for board-on-board contacts, plated half-holes PCBs or castellated holes are used, often when two printed circuit boards are mixed with vari...
Posted in PCB, PCB design, PCB fabrication, PCB manufacturing

5 things to avoid when Designing PCB

by Lily Zhang

5 things to avoid when Designing PCB

While trying to prototype a PCB design, you will experience some common slip-ups and even you will experience some these repetitively. It is smar...
Posted in PCB, PCB design, PCB fabrication, PCB layout

10 PCB Design Tips

by Lily Zhang

10 PCB Design Tips

All of us want to design PCB prototypes as cheap as possible and as fast as possible, without many trials and errors. All things considered, when y...
Posted in PCB, PCB design, PCB fabrication, PCB layout, PCB manufacturing

Material Characteristics of a Rigid-Flex Board

by Lily Zhang

Material Characteristics of a Rigid-Flex Board

Typical Rigid-Flex PCB Material Feature Material Description Specification Flexible Laminate Polyimide (adhesive-less or adhesive) Rigid Lami...
Posted in Flexible PCB, FPC, FPC Flexible PCB, PCB, PCB design, PCB fabrication, rigid-flex pcb

Design Tips for Rigid-Flex PCB

by Lily Zhang

Design Tips for Rigid-Flex PCB

There are many differences between the flex and rigid board in CAD design of rigid-flex PCB 1) Design requirements for flexible zone circuit:...
Posted in Flexible PCB, FPC, FPC Flexible PCB, PCB design, PCB fabrication, rigid-flex pcb

5 Methods for Coping the Deformation of the Film During PCB Reverse Engineering

by Lily Zhang

5 Methods for Coping the Deformation of the Film During PCB Reverse Engineering

In the PCB copying process, there will be some special circumstances that make it difficult for people to make a difference. Some of them are impro...
Posted in PCB, PCB design, Reverse Engineering

5 Notes on PCB Reverse Engineering

by Lily Zhang

5 Notes on PCB Reverse Engineering

In the research of PCB reverse technology, the reverse push schematic diagram refers to the reverse of the PCB file map or directly draws the PCB c...
Posted in PCB design, PCB fabrication, Reverse Engineering

PCB Reverse Engineering

by Lily Zhang

PCB Reverse Engineering

1) Why need PCB Reverse Engineering? If we lost the engineering data, but the product still need continue to be produced. In this case, only the o...
Posted in PCB, PCB design, Reverse Engineering