Technical Library | 2019-10-18 10:37:25.0
It usually does not make any logic to invest in costly fabrication equipment in case you just desire to spin some prototypes and rather outsource your Printed Circuit Board assembly as well as prototype fabrication to a trustworthy vendor. I would provide a few tips as to what to consider when seeking a contract manufacturer. The two most common procedures associated with Printed Circuit Board Assembly are through-hole technology and surface mount technology. Talking about the difference between through-hole technology and surface mount technology. Through-hole elements have metal leads, & these metal leads are supplied through-plated holes inside the circuit board. On the other hand, SMT elements might or might not have leads, nevertheless most significantly, they are developed to be soldered onto the surface of the circuit boards straight on the same side as the element body. A lot of contract manufacturers would provide a quick quote mechanism over their site for the fabrication of circuit boards as well as assembly of prototypes. This would bank your time when comparing various vendors. Ensure that the quote system facilitates you to fill your details, for instance, board material, thickness, copper thickness, milling, etc. in order that you can avail of a precise quote devoid of any surprises afterward. And this is quite necessary. Typically the cost per board would decline as quality upgrades. This is owing to the fairly high setup price of circuit board fabrication over and above component assembly. A few vendors would employ a system where they unite boards from various consumers. This manner the setup price would be circulated among numerous clients. When you fabricate an item, you clearly don’t desire to have to fabricate a big quantity of boards straight away whilst you improve your design. One restriction with small quantity prototypes though is that the option of materials & material thicknesses would be constrained. In case you are employing a particular material then opportunities are there will not be any other clients employing the same material. Additionally, lead time plays a major role in indecisive prices. A longer lead time facilitates the fabricator more liberty in slotting your fabrication. This is basically reflected in cheaper prices that would view in the quote section. Clearly, if you are in a hurry and desire to be moved to the summit of the pile you would require splurging more dollars. Ensure that your contract fabricator would support the file sort for producing which you offer. The most general format for printed circuit board fabrication is the Gerber format nonetheless a few vendors would moreover embrace board files from general printed circuit board software products. A few suppliers also provide in house printed circuit design. Even in case, you create your board yourself, choosing a vendor with design services might prove resourceful in case there is an issue with your files. In this scenario, your vendor could make swift changes that would neglect pricey delays. If you are looking for an Electronic Manufacturing Services (EMS Assembly) provider, then the web is the best to search.
Industry News | 2020-06-11 06:23:00.0
Essemtec announces that its Spider smart-sized high-speed dispenser can be adapted for a wide range of dispensing applications including solder paste and SMT glue, LED encapsulation, silver epoxy, dam and fill, underfill, cavity fill, 3D dispensing via laser height mapping and more.
Industry News | 2018-02-28 08:22:00.0
Essemtec has been awarded a 2018 NPI Award in the category of Dispensing for its Tarantula – Relentless All Terrain Jet Dispenser. The system features state-of-the-art technology and can be easily integrated in any line. It is designed for a wide range of dispensing applications such as solder paste and SMT glue, LED encapsulation, silver epoxy, dam and fill, underfill, cavity fill, 3D dispensing via laser height mapping and more.
Industry News | 2018-05-14 10:30:22.0
The world's first commercial diamond filled underfill.
Industry Directory | Manufacturer
TTPL is a reputed EMS(Electronic Manufacturing Service) company offering PCBA, testing and box build on turnkey basis. Certified to ISO/TS16949, TTPL has been offering assembly services at superior quality since 1992.
Industry News | 2017-01-21 08:16:49.0
Welcome to this Bob Willis “Defect of the Month” video This month we cover Poor Hole Fill on PCBs during Soldering https://www.youtube.com/watch?v=BlSF9ubGEA8
Technical Library | 2021-09-29 13:35:21.0
In PCB circuit assemblies the trend is moving to more SMD components with finer pitch connections. The majority of the assemblies still have a small amount of through hole (THT) components. Some of them can't withstand high reflow temperatures, while others are there because of their mechanical robustness. In automotive applications these THT components are also present. Many products for cars, including steering units, radio and navigation, and air compressors also use THT technology to connect board-to-board, PCB's to metal shields or housings out of plastic or even aluminium. This is not a simple 2D plain soldering technology, as it requires handling, efficient thermal heating and handling of heavy (up to 10 kg) parts. Soldering technology becomes more 3D where connections have to be made on different levels. For this technology robots using solder wire fail because of the spattering of the flux in the wires and the long cycle time. In wave soldering using pallets the wave height is limited and pin in paste reflow is only a 2D application with space limitations. Selective soldering using dedicated plates with nozzles on the solder area is the preferred way to make these connections. All joints can be soldered in one dip resulting in short cycle times. Additional soldering on a small select nozzle can make the system even more flexible. The soldering can only be successful when there is enough thermal heat in the assembly before the solder touches the board. A forced convection preheat is a must for many applications to bring enough heat into the metal and board materials. The challenge in a dip soldering process is to get a sufficient hole fill without bridging and minimize the number of solder balls. A new cover was designed to improve the nitrogen environment. Reducing oxygen levels benefits the wetting, but increases the risk for solder balling. Previous investigations showed that solder balling can be minimized by selecting proper materials for solder resist and flux.
Industry Directory | Manufacturer
BLIND RIVETS,BLIND NUTS,BLIND RIVETING TOOLS,STAINLESS STEEL CABLE TIES
Industry News | 2018-11-05 09:11:10.0
Essemtec announced plans to exhibit at the SMTA Guadalajara Expo & Tech Forum, scheduled to take place November 14-15, 2018. VP of sales for North America Steve Pollock will be onsite showing the latest dispensing and jetting valves and will be available for sales and technical discussions.
ScanCOMPONENT is a PC-based offline component programming system for the creation of vision data files from the smallest flip chip and bumped packages to the largest odd form devices. The ScanCOMPONENT is a standalone Product as well as a module of
