2023-24 Power Supply 2
About the 2023-24 Power Supply 2 PCB
2023-24 Power Supply 2 is an open source RP2040/RP2350 PCB design by cdagher, published on GitHub under the MIT license. It is a 4-layer board measuring 325 × 270 mm, with 320 components from 73 distinct parts.
Its main chip is the RP2040, from the RP2040/RP2350 family. Other key parts include the MAX17502G, NCP1117-3.3_SOT223, W25Q128JVS, LM5066 and NCP1117-ADJ_SOT223. By type, the board carries 145 resistors, 77 capacitors, 42 transistors, 21 diodes, 16 ICs and 15 connectors.
It belongs with the robotics & motion and power & battery designs in this gallery.
From the project
Power Supply Hardware and Firmware for the Bender Autonomous Robotics Project
This repo serves as the home for power supply designs for the Bender Autonomous Robotic Systems (ARS) project at Boise State University. It contains hardware source files including schematics and PCB layout, as well as all firmware source files.
This source is provided as is, with no warranty whatsoever. Feel free to use it in your own projects, so long as you follow the licensing terms.
Main components on the 2023-24 Power Supply 2
2023-24 Power Supply 2 bill of materials (BOM)
320 components, 73 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MAX17502G | TDFN | U1 |
| 1 | RP2040 | QFN-56-1EP_7x7mm_P0.4mm_EP3.2x3.2mm_ThermalVias | U2 |
| 1 | NCP1117-3.3_SOT223 | SOT-223-3_TabPin2 | U3 |
| 1 | W25Q128JVS | SOIC-8_5.23x5.23mm_P1.27mm | U4 |
| 6 | LM5066 | HTSSOP-28 | U5, U6, U7, U12, U14, U16 |
| 1 | NCP1117-ADJ_SOT223 | SOT-223-3_TabPin2 | U8 |
| 2 | ADS1015IDGS | TSSOP-10_3x3mm_P0.5mm | U9, U10 |
| 3 | ~ | 50x50_slot | U11, U13, U15 |
| 27 | ~ | WLCSP-8 | Q1, Q2, Q3, Q5, Q6, Q7, Q10, Q11 +19 |
| 6 | MMBT3904T-7-F ~ Diodes Inc | SOT-23 | Q4, Q13, Q22, Q33, Q37, Q41 |
| 3 | MMBT5401LT1G PNP ON Semi | SOT-23-3 | Q8, Q17, Q26 |
| 6 | 2N7002NXAKR NMOS Nexperia | SOT-23-3 | Q9, Q18, Q27, Q28, Q29, Q30 |
| 1 | ABLS-12.000MHZ-B4-T | Crystal_SMD_Abracon_ABM8G-4Pin_3.2x2.5mm | Y1 |
| 1 | Conn_02x03_Odd_Even | PinHeader_2x03_P2.54mm_Vertical_SMD | J1 |
| 1 | USB_B_Micro | USB_Micro-B_Wuerth_629105150521_CircularHoles | J2 |
| 2 | Conn_01x02 | PinHeader_1x02_P2.54mm_Vertical | J3, J12 |
| 6 | 74651174R Screw_Terminal_01x01 Wurth | Wuerth_REDCUBE-THR_WP-THRSH_74651174_THR | J4, J5, J6, J7, J9, J10 |
| 2 | TBL007A-508-06GY | CUI_TBL007A-508-06GY | J8, J11 |
| 3 | Screw_Terminal_01x06 | TerminalBlock_Phoenix_MKDS-1,5-6-5.08_1x06_P5.08mm_Horizontal | J13, J14, J15 |
| 1 | G9KB-1A DC12 OMRON | Relay_SPST_Omron_G9KB | K1 |
Show 53 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SW_MEC_5E | SW_Push_1P1T_NO_Vertical_Wuerth_434133025816 | SW1 |
| 4 | PMEG10030ELPX | D_SOD-128 | D1, D2, D3, D4 |
| 1 | BAS21GWX 120V Nexperia | D_SOD-123 | D5 |
| 1 | MMSZ5258BT3G 36V ON Semi | D_SOD-123 | D6 |
| 6 | B380-13-F 80V Diodes Inc | D_SMC | D7, D10, D13, D16, D18, D20 |
| 3 | 1N4148W-7-F 100V Diodes Inc | D_SOD-123 | D8, D11, D14 |
| 6 | 5.0SMDJ60A 60V Bourns | D_SMC | D9, D12, D15, D17, D19, D21 |
| 1 | MSS1260-393MLD 39u | L_12x12mm_H6mm | L1 |
| 10 | 100n | C_0402_1005Metric | C1, C2, C3, C4, C5, C6, C7, C10 +2 |
| 3 | 1u | C_0402_1005Metric | C8, C9, C14 |
| 2 | 2.2u | C_1210_3225Metric | C12, C13 |
| 1 | 10u | C_0805_2012Metric | C15 |
| 1 | 910p Kemet | C_0402_1005Metric | C16 |
| 4 | C0805C106K3PAC7210 10u Kemet | C_0805_2012Metric | C17, C18, C47, C48 |
| 2 | 27p | C_0402_1005Metric | C20, C21 |
| 6 | 860241081001 330u | CP_Radial_D18.0mm_P7.50mm | C22, C23, C24, C25, C26, C27 |
| 1 | EEU-ED2D220 22u Panasonic | CP_Radial_D10.0mm_P5.00mm | C28 |
| 6 | EEV-FK2A221M 220u | CP_Elec_18x17.5 | C29, C30, C35, C36, C41, C42 |
| 3 | 30n | C_0402_1005Metric | C31, C37, C43 |
| 12 | 1u | C_0603_1608Metric | C32, C33, C38, C39, C44, C45, C65, C66 +4 |
| 3 | 10n | C_0402_1005Metric | C34, C40, C46 |
| 1 | C0603C242M3JAC7210 24n Kemet | C_0805_2012Metric | C49 |
| 6 | 50n | C_0402_1005Metric | C50, C51, C52, C53, C58, C59 |
| 3 | 5p | C_0402_1005Metric | C54, C55, C60 |
| 2 | 0.1u | C_0402_1005Metric | C56, C61 |
| 2 | 1.0u | C_0402_1005Metric | C57, C62 |
| 6 | EEE-FK2A220V 22u | CP_Elec_8x10 | C63, C64, C68, C69, C73, C74 |
| 3 | GRM31C5C1H753JA01L 75n | C_0402_1005Metric | C67, C72, C77 |
| 2 | 27 | R_0402_1005Metric | R1, R2 |
| 1 | ERA-3AEB104V 100k | R_0402_1005Metric | R3 |
| 1 | 3.3M Vishay | R_0402_1005Metric | R4 |
| 1 | 453k Vishay | R_0402_1005Metric | R5 |
| 1 | TNPW060311K1BEEA 11.1k Vishay | R_0402_1005Metric | R6 |
| 25 | 10k | R_0603_1608Metric | R7, R30, R31, R32, R52, R72, R78, R79 +17 |
| 1 | DNP | C_0402_1005Metric | R8 |
| 2 | 1k | C_0402_1005Metric | R9, R10 |
| 1 | 352268RFT 68 | R_2512_6332Metric | R11 |
| 18 | RCS0603180RFKEA 180 Vishay | R_0603_1608Metric | R12, R13, R14, R15, R16, R18, R34, R35 +10 |
| 24 | 100k | R_0603_1608Metric | R17, R24, R25, R39, R46, R47, R59, R66 +16 |
| 6 | 352256RFT 56 TE Connectivity | R_2512_6332Metric | R19, R41, R61, R105, R122, R137 |
| 6 | 352230RFT 30 TE Connectivity | R_2512_6332Metric | R20, R42, R62, R106, R123, R138 |
| 6 | RN73H1JTTD2132B25 21.3k | R_0603_1608Metric | R21, R43, R63, R107, R124, R139 |
| 3 | WSLP2512L5000FEA 500u | R_2512_6332Metric | R22, R44, R64 |
| 9 | 1k | R_0603_1608Metric | R23, R28, R45, R50, R65, R70, R76, R92 +1 |
| 6 | 33k | R_0603_1608Metric | R26, R48, R68, R111, R128, R143 |
| 6 | 95k | R_0603_1608Metric | R27, R49, R69, R112, R129, R144 |
| 6 | 3.9k | R_0603_1608Metric | R29, R51, R71, R113, R130, R145 |
| 3 | 45.3k | R_0603_1608Metric | R33, R53, R73 |
| 1 | RT0603DRE07120RL 120 | R_0603_1608Metric | R74 |
| 1 | RT0603DRE073K12L 3.12k | R_0603_1608Metric | R75 |
| 9 | ERJ-PA3F82R5V 82.5 Panasonic | R_0603_1608Metric | R101, R102, R104, R118, R119, R121, R133, R134 +1 |
| 3 | WSL25121L500FEA 1.5m Vishay | R_2512_6332Metric | R108, R125, R140 |
| 3 | 28.2k | R_0603_1608Metric | R117, R132, R147 |
2023-24 Power Supply 2 design files
The KiCad project lives in the cdagher/BenderPower repository on GitHub; these links point at the commit this page was built from.
2023-24 Power Supply 2: common questions
What microcontroller does the 2023-24 Power Supply 2 use?
The 2023-24 Power Supply 2 is built around the RP2040, from the RP2040/RP2350 family.
How big is the 2023-24 Power Supply 2 PCB?
The 2023-24 Power Supply 2 measures 325 × 270 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the 2023-24 Power Supply 2?
320 components, from 73 distinct parts. The full bill of materials is listed on this page.
Where can I download the 2023-24 Power Supply 2 design files?
From the cdagher/BenderPower repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the 2023-24 Power Supply 2 design in my own project?
Yes, under the terms of its MIT license, which cdagher chose for the repository.
Can I test firmware for the 2023-24 Power Supply 2 without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug RP2040/RP2350 firmware against it before you order a PCB.
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