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Explanation about PWM smoothing; essentially a 4-stage RC network but with an eye towards doing it all in one module with WiFi, https://www.adafruit.com/product/2471 Arduino UNO R3, http://www.mouser.com/pdfdocs/Gravitech_Arduino_Nano3_0.pdf 8devices Carambola2, OpenWRT, industrial SoM computer, https://www.8devices.com/media/products/carambola2/downloads/carambola2-datasheet.pdf Pololu Breakout 16-pin 15.2x20.3mm 0.6x0.8\ Raspberry Pi Zero using through hole M2, height 1, Wuerth electronics 9774010982 (https://katalog.we-online.de/em/datasheet/9774010982.pdf), generated with kicad-footprint-generator Molex Mini-Fit Sr. Power Connectors, old mpn/engineering number: 5569-04A2, example for new mpn: 39-30-0040, 2 Pins (http://www.farnell.com/datasheets/2157639.pdf), generated with kicad-footprint-generator Molex SlimStack Fine-Pitch SMT Board-to-Board Connectors, 502430-2210, 22 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py HTSSOP, 24 Pin (http://www.ti.com/lit/ds/symlink/tlc5971.pdf#page=39), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-134-02-xxx-DV-BE-LC, 34 Pins (http://www.molex.com/pdm_docs/sd/555600207_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 40 Pin (JEDEC MO-153 Var HC https://www.jedec.org/document_search?search_api_views_fulltext=MO-153), generated with kicad-footprint-generator JST ZE series connector, 502382-0770 (http://www.molex.com/pdm_docs/sd/5023820270_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py WSON, 8 Pin (http://ww1.microchip.com/downloads/en/DeviceDoc/8L_DFN_2x3x0_9_MC_C04-123C.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py VQFN, 48 Pin (https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/lfcspcp/cp_48_5.pdf), generated with kicad-footprint-generator JST PHD series connector, SM09B-GHS-TB (http://www.jst-mfg.com/product/pdf/eng/eGH.pdf), generated with kicad-footprint-generator JST ZE top entry Molex Mini-Fit Jr. Power Connectors, 43915-xx12, 6 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-130-02-xx-DV-TE, 30 Pins per row (http://www.molex.com/pdm_docs/sd/431600105_sd.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-150-02-xxx-DV, 50 Pins per row (https://www.hirose.com/product/document?clcode=&productname=&series=DF11&documenttype=Catalog&lang=en&documentid=D31688_en), generated with kicad-footprint-generator JST EH series connector, 53261-0771 (http://www.molex.com/pdm_docs/sd/532610271_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SO, 14 Pin (http://www.st.com/resource/en/datasheet/lsm6ds3.pdf), generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 6 times 1.5 mm² wires, basic insulation, conductor diameter 1.4mm, outer diameter 3.9mm, size source Multi-Contact FLEXI-E 1.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Hirose FH12, FFC/FPC connector, FH12-53S-0.5SH, 53 Pins per row (http://www.molex.com/pdm_docs/sd/431605304_sd.pdf), generated with kicad-footprint-generator Connector Phoenix Contact connector footprint for: MSTBV_2,5/9-GF-5,08; number of pins: 14; pin pitch: 3.50mm; Vertical; threaded flange || order number: 1777141 12A || order number: 1847644 8A 320V Generic Phoenix Contact connector footprint for: MSTBV_2,5/10-GF; number of pins: 12; pin pitch: 7.62mm; Angled.

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