PCB Assembly Rule Group

Category:PCB PCB Assembly Rule

Group Administrators: 1 | Group Member: 69 | Group Threads: 64

Join in this group and you will know many rules of PCB Assembly and solve the problems when in PCB assembly.

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1 comments

2987 views

Advice for SMT

Hi, I have been assigned to purchase a SMT assembly line for electronic ballasts used in compact energy saving lamps. I have the circuit and list of components, but know nothing about SMT. Could anybo...(view more)

avonchia

2017/5/20 10:11:14

1 comments

3008 views

SMT process

we have a issue of post-reflow oven (SMT) soldering defects of blowholes and pinholes. Any suggestions or knowledge on root cause is appreciated to be share? BACKGROUND : we DI water wash ...(view more)

gyula.loosz

2017/5/4 3:59:58

1 comments

2928 views

dicuss about SMT process

hello, I'm working with smt process department.(so I hope to discuss the process issue analyse and improvement) any issue pls. pass out .(view more)

40818730

2017/4/25 6:06:58

4 comments

3091 views

Issues in Assembly

Hi All, I have been looking in to some failures of PCB's in Assembly. After SMT the boards are stored for different periods of time in high humility environment (72% RH and 21.4 degrees Celsius)...(view more)

Eugene Shamaev

2017/3/21 16:13:07

4 comments

3130 views

SMT Process Engineering Consulting Rates

I am trying to do a "sanity check" on an SMT hourly consulting rates. The work requires expertise in SMT process, IPC inspection guidelines and as well as hand assembly. The work would be performed in...(view more)

jluisdrv

2017/2/27 19:59:03

4 comments

3107 views

Building a new PCBA by a LGA

We are about to start building a new PCBA using a LGA, we have not used such components in the past, is there any recommendations you can provide me? I've found some articles saying that stencil thick...(view more)

seamster

2017/2/27 16:22:20

4 comments

3089 views

DBLS

How to prevent drop-page of DBLS PACKAGE in SMT(view more)

Eugene Shamaev

2017/2/27 15:11:27

5 comments

2999 views

reject percentage of assembled circuits

This is a question for those of you who actually assemble components onto a board. Any idea what the "industry standard" is for fall out on assembled PCB's? I realize that the controls put in place in...(view more)

John Green

2017/2/27 7:45:53

5 comments

3039 views

SMT and TH board carrier

Is it feasible to have one type of board carriers to take boards thru 1) glue curing process for first side and 2)invert carriers with boards, and 3)reflowing second side, and 4) do manual stuffing of...(view more)

sergio

2017/2/27 7:04:46

5 comments

2979 views

SMT productivity measurement

Currently, I have been requested to measure our SMT productity, capacity levels. I employed "pcs/day" as a base to come out with indicators for the top management decision-making. Anyone has other ide...(view more)

tom

2017/2/27 7:02:22

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