Industry News | 2011-03-02 17:28:40.0
Essemtec announces that it will feature a range of new equipment in Booth #773 at the upcoming IPC APEX EXPO, scheduled to take place April 12-14, 2011 at the Mandalay Bay Resort & Convention Center in Las Vegas.
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Parts & Supplies | Pick and Place/Feeders
JUKI 2050(2060) YB PULLEY BRACKET R ASSY PN:40000723 SHENZHEN GREEN TECHNOLOGY Company was found in 2003.we are specialized in the field of Industrial PC boards and Electronic controls Repair,and supply SMT/AI spare parts. Our company main busi
Parts & Supplies | Pick and Place/Feeders
Supply&repair all juki spare parts at a lower price: JUKI 730(740) T MOTOR L402-021EL0 JUKI 730(740) Z MOTOR L404-151EL8 JUKI 750(760) C THETA MOTOR E93107250A0 P50B0300PXS22 JUKI 750(760) CZ HEAD MOTOR E93117250A0 P50B03003PXS22 JUKI 750(7
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Parts & Supplies | Pick and Place/Feeders
Used juki 750 SUB-CPU CARD available for sale. SHENZHEN GREEN TECHNOLOGY Company was found in 2003.we are specialized in the field of Industrial PC boards and Electronic controls Repair,and supply SMT/AI spare parts. Here are some of the item
Electronics Forum | Wed Sep 12 03:52:45 EDT 2018 | shascoet29
Hi, Is the IPC-A-610 applicable to CSP assemblies? Especially regarding the solder ball to solder ball distance versus the minimum electrical clearance for assembly(0.13mm/IPC-A-610). With a 0.4mm pitch component and 260 microns diameters balls, thi
Electronics Forum | Tue Jun 06 11:57:12 EDT 2006 | Chunks
IPC 610 says acceptable Class 1 (Class 2, 3 indicator) if they are entrapped/encpsulated balls within 0.13mm of lands or pads. or exceed 0.13mm in diameter. Defect Class 1,2,3: Solder ball violates min electrical clearance. Solder balls not entrap
Electronics Forum | Wed Jan 01 22:19:33 EST 2020 | sssamw
Solder ball attached on solder joint without violation minimum electrical clearance is acceptable. If your process parameter including stencil not changed, suggest you check if solder pasted being pushed out after IC placement, also check if solder j
Electronics Forum | Tue Dec 31 02:04:19 EST 2019 | sssamw
From the picture, I cannot see clearly solder ball violate electrical clearance or cause a short, maybe it is. What I can see is the solder paste has some misalignment although it doesn't printed in solder mask area, but actual position will reduce
Electronics Forum | Thu Aug 24 15:37:50 EDT 2006 | Chunks
Hi Any, This is from an earlies thread "Solder Ball After Reflow Process". Date: August 16, 2006 01:52 PM Author: Russ Subject: Solder Ball After Reflow Process Oven settings are meaningless here. What does the board see? It is the paste we a
Electronics Forum | Mon Jul 16 15:49:33 EDT 2001 | Steve
The solder balls you are talking about are caused by too much paste. Reduce the size of the stencil aperatures. Concerning removing the solder balls, the first thing you need to ask yourself is, do I need to remove them. IPC-610, 12.4.10 states, "Ac
Main Products: 1. Original new and Original Used SMT/AI Spare Parts. 2. SMT Equipments And Related Machine( SMT Calibration, SMT Feeder Carts,Conveyer etc.) 3. Maintenace and Repair Service Pre-Sales Service Provide details ab
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