
2023-24 Power Supply 2
cdagher/BenderPower
Power Supply Hardware and Firmware for the Bender Autonomous Robotics Project

BBB Card is an open-source printed circuit board by topilabs, from the topilabs/control-card repository on GitHub. It is a 4-layer board of 101.6 × 142.3 mm with 240 parts on 105 nets, routed with 423 tracks and 42 vias.
It is built around the MAX17502GATB+ and LPS6235-153MRC. Its parts include 10 capacitors, 5 resistors, 5 connectors, 4 inductors and 2 ICs.
| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | LPS6235-153 | coilcraft_IKM:LPS6235 | L1, L2, L3, L4 |
| 3 | R | Resistors_SMD:R_0805 | R1, R2, R3 |
| 2 | 1uF | Capacitors_SMD:C_1210_HandSoldering | C2, C8 |
| 2 | 2.2uF | Capacitors_SMD:C_1210_HandSoldering | C1, C7 |
| 2 | 22uF | Capacitors_SMD:C_1210_HandSoldering | C4, C10 |
| 2 | 3300pF | Capacitors_SMD:C_0603_HandSoldering | C3, C9 |
| 2 | CP | Capacitors_SMD:CP_Elec_6.3x4.5 | C19, C24 |
| 2 | Conn_01x02 | Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm | J3, J5 |
| 2 | Conn_01x04 | Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm | J1, J2 |
| 2 | Conn_02x23_Odd_Even | Pin_Headers:Pin_Header_Straight_2x23_Pitch2.54mm | BB_P8, BB_P9 |
| 2 | Fuse | Fuse_Holders_and_Fuses:Fuseholder5x20_horiz_open_Schurter_0031_8201 | F1, F2 |
| 2 | MAX17502G | Housings_DFN_QFN:DFN-10-1EP_2x3mm_Pitch0.5mm | U1, U2 |
| 2 | SHUNT | Resistors_SMD:R_1206_HandSoldering | R4, R5 |
| 1 | Conn_02x20_Odd_Even | Connectors_IDC:IDC-Header_2x20_Pitch2.54mm_Angled | J4 |
| 1 | LOGO | topi:TopiLogo | G*** |
| 1 | LOGO | topi:TopiHead | G*** |
The 32 most common of 240 parts.
It measures 101.6 × 142.3 mm and has 4 copper layers, 1.6 mm thick.
240 parts, built around the MAX17502GATB+ and LPS6235-153MRC. 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 topilabs/control-card repository on GitHub, at the commit this page was made from: the board is BBB Card.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Its repository states no licence, so its author keeps all rights: ask topilabs before reusing the design.

cdagher/BenderPower
Power Supply Hardware and Firmware for the Bender Autonomous Robotics Project

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