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Back//overall 3u height panelInnerHeight = 110; //rail clearance = ~11.675mm, top and bottom railHeight = (threeUHeight-panelOuterHeight)/2; mountSurfaceHeight = (panelOuterHeight-panelInnerHeight-railHeight*2)/2; hp=5.08; hwCubeWidth = holeWidth-mountHoleDiameter; offsetToMountHoleCenterY=mountSurfaceHeight/2; offsetToMountHoleCenterX=hp;//1hp margin on each - Could replace step IDs with a diameter between 16-19 mm: https://www.keyelco.com/product.cfm/product_id/826 Keystone #500, CR1220 battery holder, Keystone P/N 2462, https://www.keyelco.com/product-pdf.cfm?p=1027 1xAAA Battery Holder, 2479, Battery Type 3xAAA (Script generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for a single 0.25 mm² wires, reinforced insulation, conductor diameter 2.4mm, outer diameter 2.3mm, size source Multi-Contact FLEXI-E 2.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator JST SHL series connector, B09B-XASK-1 (http://www.jst-mfg.com/product/pdf/eng/eXA1.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-121-02-xxx-DV-BE-LC, 21 Pins per row (https://cdn.harwin.com/pdfs/M20-781.pdf), generated with kicad-footprint-generator Resistor SMD 01005 (0402 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size from: IPC-SM-782 page 76, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator Mounting Hardware, inside blind hole M1.6, height 2.5, Wuerth electronics 9775056960 (https://katalog.we-online.com/em/datasheet/9775056960.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole 4.5mm, height 2, Wuerth electronics 9774020951 (https://katalog.we-online.de/em/datasheet/9774020951.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py 54-lead TSOP typ II package TSSOP, 4 Pin (https://sensirion.com/media/documents/33FD6951/624C4357/Datasheet_SHT4x.pdf LGA, 16 Pin (https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/lfcspcp/cp-16/cp-16-40.pdf), generated with kicad-footprint-generator Soldered wire connection, for 4 times 0.5 mm² wire, basic insulation, conductor diameter 0.65mm, outer diameter 2.1mm, see http://www.te.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Customer+Drawing%7F282834%7FC1%7Fpdf%7FEnglish%7FENG_CD_282834_C1.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block WAGO 804-308 45Degree pitch 5mm size 51.5x15mm^2 drill 1.2mm pad 2.4mm Terminal Block Phoenix PT-1,5-3-3.5-H pitch 3.5mm size 49.7x7mm^2 drill 1.2mm pad 2mm PhoenixContact PTSM0,5 7 HV 2,5mm vertical SMD spring clamp terminal block RND 205-00005, 6 pins, single row Surface mounted pin header SMD 1x35 1.27mm single row Through hole straight pin header, 1x21, 1.00mm pitch, double rows Through hole angled pin header SMD 1x20 1.27mm single row Through hole angled socket strip SMD 2x25 1.00mm double row surface-mounted straight pin header, 2x24, 1.27mm pitch, double rows Surface mounted pin header THT 2x07 2.54mm double row Through hole pin header THT 2x39 1.00mm double row Through hole straight socket strip, 2x32, 1.00mm pitch, double rows Surface mounted pin header THT 1x37 2.54mm single row (from Kicad 4.0.7), script generated Through hole angled socket strip SMD 1x11 1.00mm single row Surface mounted pin header THT 2x07 2.54mm double row surface-mounted straight pin header, 2x07, 2.54mm pitch, DIN 41651 .
- Is on the 3PDT.
- Mini Circuits Case style FG (https://ww2.minicircuits.com/case_style/FG873.pdf LQFN, 48.