

Basicmother
- Size
- 125.7 × 121 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 87
- Nets
- 80
- Pads
- 361
- Tracks, vias
- 575, 29
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 4
- Created
- 7 Nov 2015
- Updated
- 7 Nov 2015
Overview
Basicmother is an open-source printed circuit board by cdrfiuba, from the cdrfiuba/marciano repository on GitHub. It is a 2-layer board of 125.7 × 121 mm with 87 parts on 80 nets, routed with 575 tracks and 29 vias.
It is built around the LM4950TS, DRV8843PWP and LM324N. Its parts include 28 resistors, 23 capacitors, 11 connectors, 9 ICs and 3 inductors.
Main components
3LM4950TS
TO-263-9-40℃~+85℃ 0.05% 1-Channel 16mA 7.5Wx1@8Ω 70dB 9.6V~16V Automatic mute/no-noise switch、Enable/shutdown function TO-263-9 Audio Amplifiers ROHSTexas InstrumentsAudio AmplifiersDRV8843PWP
HTSSOP-28-EP-40℃~+85℃ 2 2.5A 400mΩ 8.2V~45V 8.2V~45V Bipolar Driver Overcurrent Protection、Over temperature protection、Under-voltage lockout Parallel Yes HTSSOP-28-EP Stepper Motor Driver ROHSTexas InstrumentsStepper Motor DriverLM324N
DIP-14-16V~-1.5V、1.5V~16V -40℃~+85℃ 1.5V~30V 250nA 35mA 4 50nA 600uA 7uV/℃ 80dB 9mV DIP-14 Operational Amplifier ROHSHGSEMIOperational Amplifier
Parts
87| Qty | Value | Footprint | References |
|---|---|---|---|
| 11 | 10k | Resistors_ThroughHole:Resistor_Horizontal_RM10mm | R12, R13, R14, R20, R22, R23, R24, R25, R26, R27, R28 |
| 6 | 22k | Resistors_ThroughHole:Resistor_Horizontal_RM10mm | R6, R7, R8, R9, R10, R11 |
| 5 | 10u | Capacitors_ThroughHole:C_Radial_D5_L6_P2.5 | C7, C10, C11, C19, C21 |
| 4 | 100k | Socket_Strips:Socket_Strip_Straight_1x03 | RV3, RV4, RV5, RV6 |
| 4 | 100u | Capacitors_ThroughHole:C_Radial_D5_L6_P2.5 | C1, C2, C6, C20 |
| 3 | 100n | Capacitors_ThroughHole:C_Disc_D3_P2.5 | C3, C14, C16 |
| 3 | 1u | Capacitors_ThroughHole:C_Rect_L18_W5_P15 | C12, C13, C18 |
| 3 | 1uH | Resistors_ThroughHole:Resistor_Horizontal_RM10mm | L1, L2, L3 |
| 2 | .47 | Resistors_ThroughHole:Resistor_Horizontal_RM15mm | R15, R16 |
| 2 | 2.2k | Resistors_ThroughHole:Resistor_Horizontal_RM10mm | R18, R19 |
| 2 | 22n | Capacitors_ThroughHole:C_Rect_L7_W2_P5 | C4, C5 |
| 2 | 390n | Capacitors_ThroughHole:C_Disc_D3_P2.5 | C8, C9 |
| 2 | 50k | Socket_Strips:Socket_Strip_Straight_1x03 | RV1, RV2 |
| 2 | LM4950TS | Popurri_CDR:TO-263 | U6, U7 |
| 2 | mic_conn | Socket_Strips:Socket_Strip_Straight_1x02 | P9, P10 |
| 1 | 1.07k | Resistors_ThroughHole:Resistor_Horizontal_RM10mm | R3 |
| 1 | 1.35k | Resistors_ThroughHole:Resistor_Horizontal_RM10mm | R2 |
| 1 | 100k | Resistors_ThroughHole:Resistor_Horizontal_RM10mm | R5 |
| 1 | 10n | Capacitors_ThroughHole:C_Disc_D3_P2.5 | C15 |
| 1 | 1M | Resistors_ThroughHole:Resistor_Horizontal_RM10mm | R17 |
| 1 | 1k | Resistors_ThroughHole:Resistor_Horizontal_RM10mm | R1 |
| 1 | 3.3n | Capacitors_ThroughHole:C_Disc_D3_P2.5 | C23 |
| 1 | 330 uF | Capacitors_ThroughHole:C_Radial_D5_L6_P2.5 | C17 |
| 1 | 47k | Resistors_ThroughHole:Resistor_Horizontal_RM10mm | R21 |
| 1 | 5.62k | Resistors_ThroughHole:Resistor_Horizontal_RM10mm | R4 |
| 1 | 5.6n | Capacitors_ThroughHole:C_Disc_D3_P2.5 | C22 |
| 1 | BATT | Popurri_CDR:molex_2_recto | P11 |
| 1 | BATT | Connect:bornier2 | P6 |
| 1 | DRV8843 | Popurri_CDR:HTSSOP28 | IC1 |
| 1 | Eyes-comm | Socket_Strips:Socket_Strip_Straight_1x04 | P2 |
| 1 | L-MOTOR | Socket_Strips:Socket_Strip_Straight_1x02 | P3 |
| 1 | LED | LEDs:LED-5MM | D1 |
| 1 | LM324N | Sockets_DIP:DIP-14__300_ELL | U8 |
| 1 | LMZ12002 | Popurri_CDR:PFM7 | U5 |
| 1 | MBED | Popurri_CDR:MBED | U2 |
| 1 | PTN4050 | Power_CDR:PTN04050C-EUU | U4 |
| 1 | R-MOTOR | Socket_Strips:Socket_Strip_Straight_1x02 | P4 |
| 1 | SPK1 | Socket_Strips:Socket_Strip_Straight_1x02 | P7 |
| 1 | SPK2 | Socket_Strips:Socket_Strip_Straight_1x02 | P8 |
| 1 | SWITCH | Socket_Strips:Socket_Strip_Straight_1x02 | P5 |
| 1 | ZIGBIT_DIP | Sockets_DIP:DIP-16__300 | P1 |
| 1 | ZIGBIT_DUAL_DIP | Popurri_CDR:ZIGBIT_DIP_40 | U1 |
| 1 | bluetooth-mod | Socket_Strips:Socket_Strip_Straight_2x17 | U3 |
The 81 most common of 87 parts.
Questions
How big is the Basicmother PCB?
It measures 125.7 × 121 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Basicmother use?
87 parts, built around the LM4950TS, DRV8843PWP and LM324N. 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.
Where can I download the Basicmother KiCad files?
From the cdrfiuba/marciano repository on GitHub, at the commit this page was made from: the board is pcbs/basicmother/basicmother.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Basicmother design in my own project?
Its repository states no licence, so its author keeps all rights: ask cdrfiuba before reusing the design.
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