The snake line on PCI board is to adapt to the line length requirements of PCI 33MHzClock. If in the general ordinary PCB board, is a distributed parameter LC filter, can also be used as a radio antenna inductor coil, short and narrow snake wire can do fu
How should PCBA processing plant do a good job in component procurement: 1. PCBA component procurement channels; 2. PCBA component quality control; 3
That's all we have manufacturing capacity for, and when 5G starts in earnest, it will put pressure on those parts markets.
Test methods that can be used to identify counterfeit electronic parts in routine operations: first, visual inspection, second, electrical testing, third, X-ray inspection, fourth, XRF technology
Circuit board components testing skills: 1. Measure the polarity of each foot of the rectifier bridge, 2. Judge the quality of crystal vibration, 3. Unidirectional thyristor detection, 4. Polarity recognition of bidirectional thyristors, 5. Check the qual
PCB board temperature resistance test method: In order to ensure the quality of PCB board, it is necessary to carry out temperature resistance test, usually the highest temperature resistance of PCB board is 300 degrees, 5-10 seconds; Over lead-free wave
PCB design layer number to consider the following problems: 1, use,2, required signal type,3, through hole type,4, required signal layer density and number,5, required plane number,6, manufacturing cost,7, delivery time,
Circuit designers and technicians of products must master and follow PCBA manufacturability design procedures. Following PCBA manufacturability design procedure is the first prerequisite for product manufacturability design.
Manual welding methods for SMT patch processing of leadless chip components: one by one welding spot, two, using special tools horseshoe iron head welding, three, using flat chip iron head quick welding
Take a look at BAG difficult chip repair process, requirements for equipment, personnel: 1, rework requirements for process equipment, 2, components of the temperature requirements, 3, components compatibility, 4, temperature difference Settings, 5, tempe
During the installation of the reinforced frame and the PCBA, and the installation of the PCBA and the chassis, directly or forcibly install the warped PCBA or the warped reinforced frame and install the PCBA in the deformed chassis.
Under proper working conditions, most electronic devices can have a life expectancy of decades or more, but some still fail prematurely. The reason is often the stress of not being noticed.
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