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BackHttps://datasheet.lcsc.com/lcsc/2206091745_XKB-Connectivity-U254-051T-4BH83-F1S_C397452.pdf USB Micro-B Receptacle SMD USB Micro-B horizontal SMD GCT Micro USB https://gct.co/files/drawings/usb3076.pdf Micro-USB SMD Typ-B GCT Molex Vertical Micro USB B receptacle horizontal through-hole USB B female connector, straight, rugged, https://www.amphenolcanada.com/ProductSearch/drawings/AC/MUSBD511XX.pdf USB_B_MUSB_Straight female connector straight vertical THT female pitch 2.77x2.84mm pin-PCB-offset 4.9399999999999995mm mounting-holes-distance 33.3mm mounting-hole-offset 33.3mm 26-pin D-Sub connector horizontal angled 90deg THT male pitch 2.29x1.98mm mounting holes to PCB edge 8.2mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 62-pin D-Sub connector, horizontal/angled (90 deg), THT-mount, female, pitch 2.29x1.98mm, pin-PCB-offset 8.35mm, distance of mounting holes to 5mm + unplated, and revises jack footprint ) (polygon (pts Final revision; added custom DRC as project file c4e1c30b9b Add jlc constraints DRC; replace order number text Fireball/Fireball_panel.kicad_pcb | 3 | A1M | Potentiometer | | R14, R15, R18 | 3 | 100R | Resistor | | | C7, C11 | 2 | 10uF | Polarized capacitor | | Tayda | A-804 | | | J4 | 1 | 10R | Resistor | | | | | 8 | 1N4148 | 100V 0.15A standard switching diode, DO-35 | | Tayda | A-3588 | \** Use only four (4) potentiometers, either 9 mm or 16 mm vertical board mount | | | Tayda | A-4349 | | C6, C7, C8, C9 | 4 Hardware/PCB/precadsr/precadsr.sch | 1954 82024e96c9 Go to file 2cbdb94ba9 updated C5 footprint & tracing; schematic annotation 6523065365 updates the potentiometer pads and thermal vias; see figure 8.2 of https://www.silabs.com/documents/public/data-sheets/efm8bb1-datasheet.pdf 20-Lead Plastic Thin Quad Flatpack (MW) - 10x10x1.0 mm Body [QFN] (see datasheet at http://www.cypress.com/file/138911/download and app note 93 (https://www.catagle.com/45-2/PDF_AN93.htm Bourns TBU-CA Fuse, 2 Pin fuse holder, car blade fuse direct solder car blade.
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