Labels Milestones
BackPins UFQFPN 20-lead, 3 x 3 mm, 0.5 mm pitch, 20 mm fuses; 250V; 10A (http://www.cooperindustries.com/content/dam/public/bussmann/Electronics/Resources/product-datasheets/bus-elx-ds-4426-h15.pdf fuse holder vertical 5x20mm 5 mm Small Signal NPN Transistor, TO-92 KK254 Molex connector 2.54 mm spacing | Tayda | A-1955 | | | | | | | J11 | 1 | 2_pin_Molex_header | KK254 Molex header 2.54 mm spacing 2 pin Molex connector 2.54 mm spacing | Tayda | A-1955 | | | | | | | | | | | | | Tayda | A-2939 | | | | | R1, R2 | 2 | 1 | 3_pin_Molex_connector | 3 | 1k | Resistor | | | J2 | 1 | SW_Push | Push button switch, generic, two pins | | | R24, R26, R28 | 3 | 10k | Resistor | | | D6, D7 | 2 pin Molex connector 2.54 mm spacing | Tayda | A-826 | | R4, R6, R7, R30, R31 | 1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-14/SOIC-14 | | R114 | 1 | 10nF | Unpolarized capacitor | | | R31 | 1 | 1uF | Film capacitor | | | | Screws, nuts, and spacers (see [build notes](build.md | | | | Q1, Q2, Q3 | 3 * https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15R0-103B1/3781301 (red B10K) and https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15O0-105A2/7314942 (orange A1M *** The first two groups should be possible, too * Manual trigger * See manual step (sw13) - pushbutton // glide atten (rv15 // glide atten (rv15 // 13 SPDT switches 13 SPDT switches: // 1 to set output voltages. (10) One potentiometer for internal clock rate. One SPDT switch per step, to indicate current step. (10 - CLOCK in RESET / CASCADE out - Gate out (could normal to TP10, optional) - Casc out 2x Toggle Switches, 2pin.
- M20-7812045, 20 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.
- SM12B-SRSS-TB (http://www.jst-mfg.com/product/pdf/eng/eSH.pdf), generated with kicad-footprint-generator connector.