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Get proper hole sizes threeUHeight = 133.35; // overall 3u height panelOuterHeight =128.5; panelInnerHeight = 110; //rail clearance = ~11.675mm, top and bottom railHeight = (threeUHeight-panelOuterHeight)/2; mountSurfaceHeight = (panelOuterHeight-panelInnerHeight-railHeight*2)/2; panelInnerOffset = (panelOuterHeight-panelInnerHeight)/2; echo("railHeight: ", railHeight); echo("mountSurfaceHeight",mountSurfaceHeight); offsetToMountHoleCenterY=mountSurfaceHeight/2; offsetToMountHoleCenterX = hp - holeOffset; // 1 for manual glide (rv16 // 1 to 4.9 milli Ohm (http://http://www.vishay.com/docs/30108/wsk.pdf Shunt Resistor SMD 0201 (0603 Metric), square (rectangular) end terminal, IPC_7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py 10-Lead SSOP, 3.9 x 4.9mm body, 1.00mm pitch (http://www.st.com/resource/en/datasheet/viper01.pdf SSOP 3.9 4.9 1.00 SSOP14: plastic shrink small outline package; 16 leads; body width 4.4 mm (http://toshiba.semicon-storage.com/info/docget.jsp?did=30523&prodName=TBD62783APG SSOP20: plastic shrink small outline package; 56 leads (see NXP sot054_po.pdf to-92 sc-43 sc-43a sot54 PA33 temperature sensor diode TO-92 horizontal, leads molded, narrow, drill 0.75mm (http://www.produktinfo.conrad.com/datenblaetter/175000-199999/181293-da-01-de-TO92_Temperatursensor_PT1000_32209225.pdf Molded Japan Transistor Package 7x4x9mm^3, http://rtellason.com/transdata/2sb734.pdf Non Isolated Modified TO-220 7pin Package, see http://www.farnell.com/datasheets/5793.pdf Power Integration Y Package SIPAK, Horizontal, RM 1.7mm, Pentawatt, Multiwatt-5, staggered type-1, see https://www.njr.com/semicon/PDF/package/TO-220F-4_E.pdf TO-220F-4 Vertical RM 2.54mm TO-220-4 Vertical RM 10.9mm TO-247-2, Vertical, RM 5.45mm, see https://www.fairchildsemi.com/package-drawings/TO/TO264A03.pdf TO-264-3 Horizontal RM 1.7mm Pentawatt Multiwatt-5 TO-220-5, Vertical, RM 1.7mm, Pentawatt, Multiwatt-5, staggered type-2, see http://www.st.com/resource/en/datasheet/tda7391lv.pdf TO-220-11 Horizontal RM 1.7mm Pentawatt Multiwatt-5 staggered type-1 TO-220F-2, Horizontal, RM 2.54mm, staggered type-2 TO-220F-4, Vertical, RM 5.475mm, SOT-93, see https://www.vishay.com/docs/95214/fto218.pdf TO-218-3 Horizontal RM 2.29mm IPAK TO-251-3, Horizontal, RM 5.45mm, , see http://www.onsemi.com/pub/Collateral/340AC.PDF TO-3PB-3 Horizontal RM 1.7mm IIPAK I2PAK TO-262-3.

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