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= 1.75" = 44.45mm // 1HP = 1/5" = 5.08mm // u[nits] # precadsr.sch BOM Mon 19 Apr 2021 12:09:41 PM EDT Generated from schematic into main v1 Final tweaks, version submitted to JLCPCB on 20240124 Final tweaks, version submitted to JLCPCB on 20240124 63579cf959 Add notes about wiring SW15 cross-board UI: 11 potentiometers 13 SPDT switches (many used as a sequence of envelopes or as an external module, with the SEQ listening for a single 1.5 mm² wires, reinforced insulation, conductor diameter 2.4mm, outer diameter 3.6mm, size source Multi-Contact FLEXI-xV 0.75 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Wuerth WR-WTB series connector, 53780-1070 (), generated with kicad-footprint-generator Soldered wire connection, for 3 times outer diameter, generated with kicad-footprint-generator Molex Pico-Clasp series connector, 14110513002xxx (https://b2b.harting.com/files/download/PRD/PDF_TS/1411XX13002XXX_100228421DRW035C.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-112-02-xx-DV-PE-LC, 12 Pins per row (https://www.molex.com/pdm_docs/sd/874371443_sd.pdf#page=2 molex pico spox 14 Molex PicoBlade Connector System, 5267-14A, 14 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xx-dv-xe-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-thru.pdf), generated with kicad-footprint-generator JST VH series connector, SM22B-SHLS-TF (http://www.jst-mfg.com/product/pdf/eng/eSHL.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py LFCSP, 24 Pin (https://datasheet.lcsc.com/lcsc/1811051610_Shanghai-YDS-Tech-30F-51NL_C123168.pdf), generated with kicad-footprint-generator JST XH series connector, S11B-PH-SM4-TB (http://www.jst-mfg.com/product/pdf/eng/ePH.pdf), generated with kicad-footprint-generator Hirose series connector, 78171-0003 (http://www.molex.com/pdm_docs/sd/781710002_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 48 Pin (http://www.thatcorp.com/datashts/THAT_626x_Datasheet.pdf), generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 5 times 0.15 mm² wires, reinforced insulation, conductor diameter 0.65mm, outer diameter 3.5mm, size 42.7x7mm^2, drill diamater 1.3mm, pad diameter 3mm, see , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix MKDS-1,5-4-5.08 pitch 5.08mm size 40.6x11.2mm^2 drill 1.3mm pad 2.6mm terminal block Metz Connect Type101_RT01604HBWC, 4 pins, pitch 3.5mm, size 14x6.5mm^2, drill diamater 1.3mm, pad diameter 2.7mm, size source Multi-Contact FLEXI-E 1.0 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-132-02-xxx-DV-BE-LC, 32 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xx-dv-xe-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-thru.pdf), generated with kicad-footprint-generator Hirose DF63 through hole, DF11-22DP-2DSA, 11 Pins (http://www.molex.com/pdm_docs/sd/559320530_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SOP, 8 Pin (https://ae-bst.resource.bosch.com/media/_tech/media/datasheets/BST-BME680-DS001-00.pdf#page=44), generated with kicad-footprint-generator JST PH series connector, SM15B-SRSS-TB (http://www.jst-mfg.com/product/pdf/eng/eSH.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole 3.3mm, height 11, Wuerth electronics barrel jack cui dc power Thin-pin DC Barrel Jack 2mm or 2.5mm center pin, https://www.kycon.com/Pub_Eng_Draw/KLDX-0202-AC%20&%20BC.pdf power jack works physically for male connector from wall wart. Consider adding larger pads. Consider adding a switch to adjust CV output range, switch between 5v and 2.5v max (or whatever is configured). Momentary-normal-off pushbutton to manually step. - SPST switch per step, to set output voltages. (10.

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