News & Blog

Via-in-Pad PCB

Tuesday,Jul 10,2018

PCB Via-in-PadWhen it comes to Vias, it’s known to us all that Vias can be divided into Through-hole Vias, Blind Vias and Buried Vias. They have different functions.With the development of the electronic products, Vias play a vital role in the interconnection between layers in a...

Guideline for wire bonding

Tuesday,Jun 12,2018

There are two wire bonding processes that are used,Thermosonic (T S)Gold Ball Wire BondingandUltrasonic (U S)Aluminum Wedge Wire Bonding Approximately 90% of all IC Assembly in Semiconductor Packages is manufactured using Gold Ball Bonding process, while Aluminum Wedge Bonding is used to

What is the Advantages of Rigid-Flex PCB?

Tuesday,May 22,2018

WHAT IS RIGID-FLEX PCB?Rigid-flex PCB is a printed circuit consisting of both flexible circuit and rigid circuit This combination is ideal for exploiting the benefits of both flexible and rigid circuits - the rigid circuits can carry all or the bulk of the components, with the flexi

BGA Advantages and Disadvantages

Tuesday,Apr 10,2018

Ball Grid Array orBGAis asurface-mount package(with no leads) utilizing an array of metal spheres (solder balls) for electrical interconnection BGAsolder balls are attached to a laminated substrate at the bottom of the package The die of theBGAis connected to the substrate by wire bondi

How to improve EMC performance on 8 layer PCB design?

Tuesday,Mar 13,2018

8 Layer PCB Stack-up GuidelinesHow to improve EMC performance on 8 layer PCB design?The following text is reproduced, with permission, from Part 4 of a 6-Part article on PCB Stackup by Henry W Ott The original article is available athttp: www hottconsultants com tips htmlAn eight-layer

High Frequency PCB Design Techniques

Tuesday,Jan 16,2018

Author: David JonesHigh frequency design is where you really need to consider the effects of parasiticinductance, capacitance and impedanceof your PCB layout If your signal is too fast, and your track is too long, then the track can take on the properties of a transmission line If

PCB prices may rise on copper foil shortage in 2018

Friday,Dec 08,2017

With several governments desiring a shift towards cleaner new-energy vehicles, and an all-electric automotive indust...

Plated-through slots

Tuesday,Nov 14,2017

Plated-through slots1. The definition of plated slot For a board, it may contain plated slot or unplated slot. Plated slot means this slot is plated with copper which can be used for electrical connection.2. Pictures to show3. Size of plated slotThe min side of plated slot is 0.5mm...

Which PCB testing method is better for you?

Wednesday,Oct 04,2017

Very often, customers ask details about what kind of testing do we use? How do we charge it? Do I have to pay every time or only for the first time? Isthis testing safer and better than other one? etcIn this blog, let& 39;s discuss the various kind of testing and their advantage

Headpcb attend the CS Show 2017 Debut and Exhibition

Monday,Sep 04,2017

The 4th Shenzhen International Circuit Board Procurement Exhibition (CS Show2017) jointly organized by Shenzhen Prin...