Printed Circuit Board Assembly & PCB Design SMT Electronics Assembly Manufacturing Forum

Printed Circuit Board Assembly & PCB Design Forum

SMT electronics assembly manufacturing forum.

How to calcula DPPM.

Hi, Currently I had transfer to process which taking care ... - May 23, 2000 by

Chua, Look at the previous threads. I believe this was aske... - May 23, 2000 by JAX  

BASIC: No. of defective joints PPM = ... - May 23, 2000 by Dreamsniper  

BASIC: PPM = No. of defective joints ... - May 23, 2000 by Dreamsniper  

If you want a procedure and a spread sheet graph for calcul... - May 27, 2000 by

Chua

#4027

How to calcula DPPM. | 23 May, 2000

Hi,

Currently I had transfer to process which taking care of AI, SMT and MI. I would like to know how to calcula DPPM for SMT.

Apprecaite your help. Thanks.

reply »


JAX

#4028

Re: How to calcula DPPM. | 23 May, 2000

Chua, Look at the previous threads. I believe this was asked within the past few days!!!

reply »

Dreamsniper

#4029

Re: How to calcula DPPM. | 23 May, 2000

BASIC:

No. of defective joints PPM = ----------------------------- x 1000000 Total No. of Joints inspected

hope this will help...

reply »

Dreamsniper

#4030

Re: How to calcula DPPM. | 23 May, 2000

BASIC: PPM =

No. of defective joints ----------------------------- x 1000000 Total No. of Joints inspected

hope this will help...

reply »

Bob Willis

#4031

Re: How to calcula DPPM. | 27 May, 2000

If you want a procedure and a spread sheet graph for calculating defect data its free to download on my web site www.bobwillis.co.uk

reply »

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