New SMT Equipment: excess solder on qfn (4)

PACE TF 1800 BGA/SMD Rework System for Standard Boards (up to 12

PACE TF 1800 BGA/SMD Rework System for Standard Boards (up to 12" x 12")

New Equipment | Rework & Repair Equipment

Patented Inductive-Convection Heating Technology Provides Ultimate Thermal Performance Conventional resistance coil heating technology has been successfully used in convective rework stations for decades to install and remove a variety of BGA, QFN,

PACE Worldwide

PACE TF 2800 BGA/SMD Rework System for Extra Large Boards

PACE TF 2800 BGA/SMD Rework System for Extra Large Boards

New Equipment | Rework & Repair Equipment

Patented Inductive-Convection Heating Technology Provides Ultimate Thermal Performance Conventional resistance coil heating technology has been successfully used in convective rework stations for decades to install and remove a variety of BGA, QFN,

PACE Worldwide

Electronics Forum: excess solder on qfn (52)

Excess solder on pins

Electronics Forum | Wed Jul 08 15:18:20 EDT 1998 | Upinder Singh

We are wave soldering a board having 24 similar thru hole connectors on it, using a wave soldering pallet. The problem is that one particular pin of connector in around 6-9 connectors get excess solder on the bottom side. I have tried all the parame

Re: Excess solder on pins

Electronics Forum | Wed Jul 22 15:05:31 EDT 1998 | Dave F

| | | | We are wave soldering a board having 24 similar thru hole connectors on it, using a wave soldering pallet. The problem is that one particular pin of connector in around 6-9 connectors get excess solder on the bottom side. I have tried all

Industry News: excess solder on qfn (37)

MIRTEC GmbH to Have a Strong Presence at SMTConnect 2023 with 5 Inspection Systems on Display

Industry News | 2023-04-11 09:52:04.0

MIRTEC will premier its complete line of 3D AOI and SPI Inspection Systems at SMTconnect, scheduled to take place May 9-11, 2023 in Nuremberg, Germany. The company will showcase a total of five (5) Inspection Systems specifically designed to address the full spectrum of inspection requirements associated with the electronics manufacturing industry in Hall 4A, Stand 128.

MIRTEC Corp

MIRTEC TO EXHIBIT A NEW INSPECTION SYSTEM WITH THE PERFECT INSPECTION SOLUTION AT NEPCON CHINA 2017

Industry News | 2017-04-24 19:04:48.0

This year, MIRTEC will launch several new inspection machines equipped new cutting-edge technologies. MIRTEC is proud to be promoting these new machines in booth #1J10 at NEPCON China 2017, one of the biggest technical exhibitions of SMT and EMA, from April 25-27 at the Shanghai World EXPO Exhibition & Convention Center. MIRTEC’s new machines have been developed under a concept, ‘Perfect Inspection Solution’. This is an inspection concept involving the combination of 3D, 2D, and side-camera inspection.

MIRTEC Corp

Parts & Supplies: excess solder on qfn (1)

JOT Optical BGA Rework Station FG-

JOT Optical BGA Rework Station FG-

Parts & Supplies | Repair/Rework

Three independent heaters control systems. FG-P6000 is available heating portion of the PCB board by hot-air circulate both from top and bottom at the same time. With large IR bottom heating, it can completely avoid PCB deformation during reworking

Goodluck Electronic Equipment Co.,Ltd

Technical Library: excess solder on qfn (4)

The Morphology Evolution and Voiding of Solder Joints on QFN Central Pads with a Ni/Au Finish

Technical Library | 2012-10-18 21:58:51.0

First published in the 2012 IPC APEX EXPO technical conference proceedings. In this paper, we report on a comprehensive study regarding the morphology evolution and voiding of SnAgCu solder joints on the central pad of two different packages – QFN and an Agilent package called TOPS – on PCBs with a Ni/Au surface finish.

Agilent Technologies, Inc.

Characterize and Understand Functional Performance Of Cleaning QFN Packages on PCB Assemblies

Technical Library | 2022-12-19 18:59:51.0

Material and Process Characterization studies can be used to quantify the harmful effects that might arise from solder flux and other process residues left on external surfaces after soldering. Residues present on an electronic assembly can cause unwanted electrochemical reactions leading to intermittent performance and total failure. Components with terminations that extend underneath the package can trap flux residue. These bottom terminated components are flush with the bottom of the device and can have small solderable terminations located along the perimeter sides of the package. The clearance between power and ground render high electrical forces, which can propagate electrochemical interactions when exposed to atmospheric moisture (harsh environments). The purpose of this research is to predict and understand the functional performance of residues present under single row QFN component packages. The objective of the research study is to develop and collect a set of guidelines for understanding the relationship between ionic contamination and electrical performance of a BTC component when exposed to atmospheric moisture and the trade-offs between electrical, ionic contamination levels, and cleanliness. Utilizing the knowledge gained from undertaking the testing of QFN components and associated DOE, the team will establish a reference Test Suite and Test Spec for cleanliness.

iNEMI (International Electronics Manufacturing Initiative)

Videos: excess solder on qfn (5)

EKT AOI inspection system on SMT assembly line

EKT AOI inspection system on SMT assembly line

Videos

EKT AOI machine application: inspection after stencil printing, pre/post reflow oven, pre/post wave soldering?FPC etc. Stencil printing: Solder unavailability, insufficient or excessive solder, solder misalignment, bridging, stain, scratch etc. Compo

EKTION (SHENZHEN) TECHNOLOGY LIMITED

CSP rework on mobile phone board

CSP rework on mobile phone board

Videos

Chip Scale Package Rework of a 3x3 mm µBGA component on a mobile phone board. The Fineplacer® core rework system handles all aspects of the rework cycle: http://eu.finetech.de/advanced-rework/products/fineplacer-core-rework-station.html

Finetech

Express Newsletter: excess solder on qfn (986)

Minimizing Voiding In QFN Packages Using Solder Preforms

Minimizing Voiding In QFN Packages Using Solder Preforms SMTnet Express July 27, 2012, Subscribers: 25333, Members: Companies: 8933, Users: 33366 Minimizing Voiding In QFN Packages Using Solder Preforms First published in the 2012 IPC APEX EXPO

Partner Websites: excess solder on qfn (636)

Kimball Electronics Selling Excess Manufacturing Assets - Baja Bid LLC

Baja Bid | https://bajabid.com/kimball-electronics-selling-excess-manufacturing-assets/

Kimball Electronics Selling Excess Manufacturing Assets - Baja Bid LLC Skip to content Your EMS Asset Management Partner Careers

Baja Bid

Excess Flux Causing Intermittent Connection Issues - EPTAC - Train. Work Smarter. Succeed

| https://www.eptac.com/faqs/ask-helena-leo/ask/excess-flux-causing-intermittent-connection-issues

Excess Flux Causing Intermittent Connection Issues - EPTAC - Train. Work Smarter. Succeed Looking for solder training standards, manuals, kits, and more


excess solder on qfn searches for Companies, Equipment, Machines, Suppliers & Information

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Count On Tools, Inc.
Count On Tools, Inc.

COT specializes in high quality SMT nozzles and consumables for pick and place machines. We provide special engineering design service of custom nozzles for those unique and odd components.

Manufacturer

2481 Hilton Drive
Gainesville, GA USA

Phone: (770) 538-0411