
Simpleboard
AlessioMorale/unav2_hardware
Initial test hardware for the future uNav board version

Improved version of RAMPS board with ribbon cable connecors and more.
NiceRAMPS is an open-source printed circuit board by NiceCircuits, from the NiceCircuits/NiceRAMPS repository on GitHub, published under the GPL-2.0 licence. It is a 2-layer board of 122 × 68 mm with 135 parts on 151 nets, routed with 2,354 tracks and 122 vias.
It is built around the SN74HCT245PW, CD4504BPW and PMEG3010EJ, with the FDC6401N, JUMPER3 and SS54 among its other parts. Its parts include 32 resistors, 28 capacitors, 28 connectors, 20 diodes and 9 transistors.
Forked from Ramps 1.4.
Improved version of RAMPS board with ribbon cable connecors and more.
Change log from Ramps 1.4:
a few ribbon header connectors instead of many pinheaders
schematic in KiCad
compatibility with Arduino Due
separate power supplies for heaters, bed and motors
0,5A OC outputs for driwing LED/fans
SMT power transistors
blade fuses
| Qty | Value | Footprint | References |
|---|---|---|---|
| 17 | 100n/50V | pnRLC:0603 | C1, C2, C3, C6, C11, C12, C15, C16, C17, C18, C20, C25, C26, C27, C28, C29 +1 |
| 15 | 4k7 1% | pnRLC:0603 | R2, R6, R10, R12, R13, R15, R18, R20, R24, R25, R26, R27, R30, R31, R32 |
| 13 | 22k | pnRLC:0603 | R1, R4, R5, R7, R9, R11, R14, R16, R17, R19, R22, R23, R28 |
| 11 | PMEG3010EJ | pnSemiconductor:SOD323F | D8, D9, D10, D11, D13, D14, D16, D17, D18, D19, D20 |
| 6 | 4u7/10V | pnRLC:0805 | C7, C9, C14, C21, C22, C23 |
| 6 | FDC6401N | pnSemiconductor:SOT23-6 | Q3, Q4, Q6, Q7, Q8, Q9 |
| 5 | 100u/35V | pnRLC:Cpol-6.3x7.7 | C4, C5, C10, C13, C19 |
| 5 | CON8 | pnPinheaders:PIN8_a | CON2, CON3, CON4, CON6, CON7 |
| 5 | Jumper3 | pnPinheaders:PIN3x2SMD | JP1, JP2, JP3, JP4, JP5 |
| 5 | SS54 | pnSemiconductor:SMC | D1, D2, D3, D4, D5 |
| 5 | Stepstick_Left_Connector | pnPinheaders:PIN8_a | CON10, CON12, CON14, CON17, CON19 |
| 5 | Stepstick_Right_Connector | pnPinheaders:PIN8_a | CON11, CON13, CON15, CON18, CON20 |
| 3 | 10R | pnRLC:0603 | R3, R8, R21 |
| 3 | IRLR2905ZPBF | pnSemiconductor:Dpak | Q1, Q2, Q5 |
| 3 | RED | pnSemiconductor:0805D | D6, D7, D12 |
| 1 | 1k | pnRLC:0603 | R29 |
| 1 | AUX | pnIDC:IDC10_a | CON5 |
| 1 | BED | pnConnector:phoenix2 | CON27 |
| 1 | BED | pnConnector:Littlefuse_01530008 | F1 |
| 1 | BED_Th | pnPinheaders:PIN2 | CON28 |
| 1 | CD4504BPW | pnSemiconductor:TSSOP16 | U1 |
| 1 | CON10 | pnPinheaders:PIN10_a | CON1 |
| 1 | CON18x2 | pnPinheaders:PIN18x2reverse_a | CON8 |
| 1 | CON6 | pnConnector:phoenix6 | CON24 |
| 1 | Carriage | pnIDC:IDC34_a | CON9 |
| 1 | Chamber | pnIDC:IDC10_a | CON26 |
| 1 | E1 | pnModules:stepstickFootprint | MECH6 |
| 1 | E2 | pnModules:stepstickFootprint | MECH3 |
| 1 | FAN | pnPinheaders:PIN3_a | CON25 |
| 1 | GREEN | pnSemiconductor:0805D | D15 |
| 1 | Heaters | pnConnector:Littlefuse_01530008 | F2 |
| 1 | Motors | pnConnector:Littlefuse_01530008 | F3 |
| 1 | PS-ON | pnPinheaders:PIN4_a | CON23 |
| 1 | Panel1 | pnIDC:IDC10_a | CON21 |
| 1 | Panel2 | pnIDC:IDC10_a | CON22 |
| 1 | RESET | pnPinheaders:PIN2_a | SW1 |
| 1 | SN74HCT245PW | pnSemiconductor:TSSOP20 | U2 |
| 1 | Symbol_OSHW-Logo_CopperTop_Negative_07Jul2012 | symbols:Symbol_OSHW-Logo_CopperTop_Negative | SYM |
| 1 | Symbol_OSHW-Logo_SilkScreen_07Jul2012 | symbols:Symbol_OSHW-Logo_SilkScreen_1 | SYM |
| 1 | X | pnModules:stepstickFootprint | MECH2 |
| 1 | Y | pnModules:stepstickFootprint | MECH5 |
| 1 | YZ | pnIDC:IDC28_a | CON16 |
| 1 | Z | pnModules:stepstickFootprint | MECH4 |
It measures 122 × 68 mm and has 2 copper layers, 1.6 mm thick.
135 parts, built around the SN74HCT245PW, CD4504BPW, PMEG3010EJ and FDC6401N. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
From the NiceCircuits/NiceRAMPS repository on GitHub, at the commit this page was made from: the board is kicad/NiceRAMPS.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Its repository publishes it under the GPL-2.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).

AlessioMorale/unav2_hardware
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