Specification for PCB storage and inspection in SMT factory
PCB inspection contents: ① appearance inspection: ② size measurement: ③ furnace temperature test: ④ pad welding force test: ⑤ Check the PCB board factory report
PCB inspection contents: ① appearance inspection: ② size measurement: ③ furnace temperature test: ④ pad welding force test: ⑤ Check the PCB board factory report
5 suggestions to solve the problem of component shortage: 1. Expand the breadth and depth of cooperation between component suppliers; 2. Order to be prepared in advance, 3. Manage priority, 4. Reduce component loss, 5. Respect suppliers
PCBA circuit board debugging steps and methods: 1. Board surface observation and resistance inspection, 2. Install components, 3. Detect the output voltage of the power supply, 4. Preset overcurrent protection current, 5. Install other modules and power t
SMT SMT processing discarding solutions: 1. Clean and replace the nozzle, 2. Clean and wipe the surface of the identification system, keep it clean, free of debris, 3. Adjust the suction position, 4. Sharply adjust the air pressure to the required pressur
◆ Main factors affecting the viscosity of solder paste: 1. Shape and temperature, 2. Thixotropic coefficient of solder paste, 3. Wettability of solder paste
The cleaning quality detection methods of PCBA are as follows: 1. Test methods of ion pollutants: (1) extraction solution resistivity test method, (2) ion chromatography test method
SMT process flow chart: 1. Material preparation and inspection, 2. Template preparation, 3. Solder paste printing, 4. SMC placement, 5. Reflow welding, 6. Cleaning and inspection
Prevention cost refers to the cost paid to prevent the occurrence of quality defects; Appraisal cost refers to the cost paid for testing, inspection and inspection in order to assess whether the product has the specified quality; Internal defect cost refe
Kingford is a PCB company engaged in the production and assembly of circuit boards. We not only sell PCBA, but also have many strategies related to PCB design and PCB proofing. Next, let me introduce you to some matters related to PCB.
Kingford is a PCB company engaged in the production and assembly of circuit boards. We not only sell PCBA, but also have many strategies related to PCB design and PCB proofing. Next, let me introduce you to some matters related to PCB.
Kingford is a PCB company engaged in the production and assembly of circuit boards. We not only sell PCBA, but also have many strategies related to PCB design and PCB proofing. Next, let me introduce you to some matters related to PCB.
Kingford is a PCB company engaged in the production and assembly of circuit boards. We not only sell PCBA, but also have many strategies related to PCB design and PCB proofing. Next, let me introduce you to some matters related to PCB.