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Conformal Coating Process Flow Chart


Dummy Components And PCB Test Boards For Cleanliness And Conformal Coating Process Testing


Practical Components provides products and services for the testing and evaluation of Conformal Coating materials on assembled PCB test boards. Conformal coating has provided many benefits to high and reliability industries as well as commercial off the shelf products being used in extreme environments. Changes in technology have caused conformal


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Capacitor QFP Transistor TSOP SOIC BGA PLCC Tantalum


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Resistor LQFP CABGA SBGA TQFP MLF


TSSOP SSOP


coating to become more prevalent in different industries like telecom- munications, automotive, and other hand held devices. All these products have befitted from the use of coatings for environmental protection and product enhancements.


Parts for PC Board


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CTBGA CVBGA


Dual Row MLF tsCSP PoP


Other


Board Material


 FR4 (140° Tg)  Polyimide    


Fr5 BT


IS-410 170Tg


Board Size/Thickness


 4" x 5.5" (standard) 8" x 5.5


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2.5" x 2.5" 3" x 3"


"


.062" thick (2 layers) Other


Gerber Data


 Software data used to create a metal mask stencil for solder paste application


X, Y and Theta Data


 Software used to calibrate pick and place machines for placement of components to PCB


Surface Pad Finishes


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HASL Pb Free HASL IMSN (Immersion Tin) IMAG (Immersion Silver) ENIG (Immersion Gold over Electroless Nickel) OSP (ENTEK CU-106A HT)®


Customer Option 1


 Ship Unassembled parts and boards.


Delivery


 Standard delivery is estimated 6 to 8 weeks Expedited delivery is available





Practical Components products can be effective in the following areas:  Is conformal coating necessary?  Clean or no clean  SIR testing  Coating process options  Coating reliability  Coating material evaluation  Correct design for costing application  Masking options  Inspection and quality control of coating  Repair and rework of PCB assemblies


All Practical Components supplies products are fully guaranteed. Our products are made to the exact equivalent of live components, without the internal live die or electrically functioning board. This significantly lowers the cost of the components and test boards. Practical Components can be one stop shop from board design and layout to completed assem- blies read for coating. You can be focused on the coating not the logistical chain of acquiring testing assemblies.


Practical Components, Inc.  Tel: 1-714-252-0010  Fax: 1-714-252-0026 83


The products and services provided by Practical Compo- nents in support of the evaluation items listed above are:


 Dummy Components including IC, Passives, transistors, connections or special items as requested


 Test PCB dummy boards, made to any size, thickness, material, or spe- cial requirements as requested


 Assembly of dummy components to the test PCB boards  Design of the PCB board to customer’s exact specifications  Management of the procurement process and supply chain


Customer Option 2


 Manage Component and board assembly.


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