SmartKnob DevKit Base
SmartKnob DevKit Base is an open source ESP32 PCB design by SeedLabs-it: a 4-layer, 81.2 × 81.2 mm board with 222 components (35 distinct parts). It is built around the SN74LV1T34DBV, MT6701-CT, VEML7700, AMS1117-3.3 and more.
PCB and CAD files for smartknob devkit
Built around
Parts list
222 components, 35 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SN74LV1T34DBV | SOT-23-5 | U1 |
| 1 | MT6701-CT | SOIC-8_3.9x4.9mm_P1.27mm | U2 |
| 1 | VEML7700 | VEML7700-TOP | U3 |
| 1 | AMS1117-3.3 | SOT-223-3_TabPin2_GndOutIn | U4 |
| 1 | USBLC6-2SC6 | SOT-23-6 | U5 |
| 1 | HX711 | SOIC-16_3.9x9.9mm_P1.27mm | U6 |
| 1 | TMC6300 | QFN-20-1EP_3x3mm_P0.4mm_EP1.65x1.65mm_ThermalVias_LargerViaHoles | U8 |
| 1 | VL53L0CXV0DH/1 VL53L0CXV0DH_1 | LGA12_1 | U9 |
| 1 | LP5907MFX-2.8 | SOT-23-5 | U10 |
| 1 | ESP32-S3-WROOM-1U-N16R8 | XCVR_ESP32-S3-WROOM-1U-N16R8 | U11 |
| 1 | MMBT4403 | SOT-23 | Q1 |
| 2 | BSS138 | SOT-23 | Q2, Q3 |
| 1 | USB_C_Receptacle_USB2.0 | USB4510_NoPaste | J1 |
| 1 | 59453-081110EDHLF | Amphenol FCI FPC 8 pin 0.5 pitch | J5 |
| 1 | BLDC | 532610371 | J6 |
| 3 | SM04B-SRSS-TB(LF)(SN) | JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_Horizontal | J7, J8, J9 |
| 1 | RST | SW_SPST_PTS810 | SW1 |
| 1 | Boot | SW_SPST_PTS810 | SW2 |
| 3 | RotorScrew (BOM-only) | bom_only_no_pin | Z2, Z4, Z6 |
| 1 | WatchGlass39.5mm | bom_only_no_pin | Z3 |
Show 15 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | BLDCMotor | bom_only_no_pin | Z5 |
| 72 | SK6805 | LED_SK6812_EC15_1.5x1.5mm | D1, D2, D3, D4, D5, D6, D7, D8 +64 |
| 1 | 3.3uH | L_0805_2012Metric | L1 |
| 6 | 10uF | C_0805_2012Metric | C1, C4, C33, C44, C75, C90 |
| 13 | 0.1uF | C_0603_1608Metric | C2, C3, C5, C43, C45, C55, C56, C87 +5 |
| 72 | 0.1uF | C_0402_1005Metric | C6, C7, C8, C9, C10, C11, C12, C13 +64 |
| 1 | 1uF | C_0603_1608Metric | C76 |
| 1 | 22uF | C_0805_2012Metric | C86 |
| 2 | 10uF | C_0603_1608Metric | C93, C94 |
| 2 | 5.1k | R_0603_1608Metric | R1, R2 |
| 4 | 330 | R_2512_6332Metric | R3, R4, R6, R7 |
| 4 | 2.2k | R_0603_1608Metric | R5, R8, R9, R10 |
| 2 | 100 | R_0603_1608Metric | R11, R12 |
| 15 | 10k | R_0603_1608Metric | R13, R15, R16, R17, R18, R19, R20, R21 +7 |
| 1 | 8.2k | R_0603_1608Metric | R14 |
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