Hactar PCB - Finn Berg & Brett Regnier
About the Hactar PCB - Finn Berg & Brett Regnier
Hactar PCB - Finn Berg & Brett Regnier is an open source ESP32 PCB design by Quicr, published on GitHub under the BSD-2-Clause license. It is a 4-layer board measuring 71.5 × 91 mm, with 203 components from 78 distinct parts.
Its main chip is the ESP32-S3-WROOM-1, from the ESP32 family. Other key parts include the BQ21040DBV, USBLC6-2P6, STM32F072CBTX, CH340C and TPS63060. By type, the board carries 94 resistors, 65 capacitors, 11 ICs, 9 switches, 8 connectors and 6 transistors.
It belongs with the iot & wireless and power & battery designs in this gallery, and the repository also holds 5 earlier revisions of it.
From the project
Hardware design for test device
The license for information in this repository is in LICENSE. This license covers everything in the repository except for the directory firmware/ui/dependencies/cmox, which is covered by the license in [firmware/ui/dependencies/cmox/LICENSE].
The easiest way to build and flash all firmware is from the repository root:
For new developers looking to start developing on Hactar quickly there are quick start python scripts located in etc/quick-start, that will automatically download and setup your dev environment.
Main components on the Hactar PCB - Finn Berg & Brett Regnier
Hactar PCB - Finn Berg & Brett Regnier bill of materials (BOM)
203 components, 78 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | BQ21040DBV | SOT-23-6 | U1 |
| 1 | USBLC6-2P6 | SOT-666 | U2 |
| 1 | STM32F072CBTX STM32F072CBTx | LQFP-48_7x7mm_P0.5mm | U3 |
| 1 | CH340C | SOIC-16_3.9x9.9mm_P1.27mm | U4 |
| 1 | TPS63060 | Texas_S-PWSON-N10_ThermalVias | U5 |
| 1 | WM8960CGEFL/RV ES8311 | QFN-20-1EP_3x3mm_P0.4mm_EP1.8x1.8mm_ThermalVias | U6 |
| 1 | ESP32-S3-WROOM-1 | ESP32-S3-WROOM-1 | U7 |
| 1 | M24C02-RMN6TP M24C02-RDW6TP | TSSOP-8_4.4x3mm_P0.65mm | U8 |
| 1 | TPS2116DRL | SOT-583-8 | U9 |
| 1 | STM32F405RGTX STM32F405RGTx | LQFP-64_10x10mm_P0.5mm | U10 |
| 1 | XC6227C301MR-G | SOT-23-5 | U12 |
| 3 | 2N7002 | SOT-23 | Q1, Q2, Q3 |
| 3 | 2N7002 | SOT-23 | Q4, Q5, Q6 |
| 1 | CRYSTAL_GND24 Crystal_GND24 | Crystal_SMD_3225-4Pin_3.2x2.5mm | Y1 |
| 1 | BM14B(0.8)-24DS-0.4V(53) | BM14B(0.B)-24DS-0.4V(53) | CN3 |
| 1 | C165948 USB_C_Receptacle | USB-C_SMD-TYPE-C-31-M-12 | J1 |
| 1 | CONN_01X02_SOCKET BATT_CONN | JST_PH_S2B-PH-SM4-TB_1x02-1MP_P2.00mm_Horizontal | J2 |
| 1 | AUDIOJACK4 AudioJack4 | AUDIO-SMD_PJ-320D | J3 |
| 1 | CONN_02X05_COUNTER_CLOCKWISE Conn_01x32_MountingPin | Hirose_FH12-32S-0.5SH_1x32-1MP_P0.50mm_Horizontal | J6 |
| 1 | USB_C_Receptacle | USB_C_Receptacle_HRO_TYPE-C-31-M-12 | J10 |
Show 58 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | PJ-242 | AUDIO-SMD_PJ-242D-SMT | J12 |
| 1 | Diplay_Connector | JST_PH_S8B-PH-SM4-TB_1x08-1MP_P2.00mm_Horizontal | J14 |
| 1 | SW_SPDT | SW-SMD_MK-12C02-G020 | SW1 |
| 2 | SW_Push | KEY-SMD_4P-L4.2-W3.2-P2.20-LS4.6 | SW2, SW3 |
| 4 | SW_Push | SW-SMD_SHOU_TS36CA-0.6 | SW4, SW5, SW6, SW7 |
| 2 | SW_Push | SW-SMD_4P-L5.1-W5.1-P3.70-LS6.5-TL_H1.5 | SW9, SW10 |
| 1 | LED | D_0805_2012Metric | D1 |
| 2 | LED_BGAR | LED-ARRAY-SMD_4P-L1.6-W1.5-TL_NH-B1515RGBA | D2, D3 |
| 1 | C2874115 LED_BGAR | LED-ARRAY-SMD_4P-L1.6-W1.5-TL_NH-B1515RGBA | D5 |
| 4 | BLM15HG102SN1D | L_0402_1005Metric | L1, L3, L4, L5 |
| 1 | 1.5UH 1.5uH | L_Coilcraft_XxL4020 | L2 |
| 19 | 100N 100n | C_0402_1005Metric | C1, C6, C8, C9, C13, C17, C21, C23 +11 |
| 2 | 33P 33p | C_0805_2012Metric | C2, C3 |
| 3 | 10U 10u | C_0402_1005Metric | C4, C5, C12 |
| 1 | 1u | C_0805_2012Metric | C7 |
| 5 | 100N 100n | C_0805_2012Metric | C10, C11, C14, C19, C22 |
| 2 | 10U 10u | C_0805_2012Metric | C15, C16 |
| 1 | 2u2 | C_0805_2012Metric | C18 |
| 1 | 2P2 2p2 | C_0805_2012Metric | C20 |
| 6 | 22U 22u | C_0805_2012Metric | C24, C27, C29, C30, C31, C35 |
| 2 | 4U7 4u7 | C_0402_1005Metric | C26, C28 |
| 3 | 1u | C_0402_1005Metric | C32, C36, C56 |
| 2 | 4U7 1u | C_0402_1005Metric | C33, C37 |
| 1 | 100U 1u | C_0603_1608Metric | C34 |
| 2 | 2U2 2u2 | C_0402_1005Metric | C44, C45 |
| 1 | 100U 1u | C_0402_1005Metric | C48 |
| 1 | 10u | C_0805_2012Metric | C51 |
| 3 | 100n | C_0402_1005Metric | C52, C53, C67 |
| 1 | 1u | C_0603_1608Metric | C55 |
| 2 | 100p | C_0402_1005Metric | C57, C59 |
| 5 | 47p | C_0402_1005Metric | C58, C60, C61, C62, C63 |
| 2 | 22p | C_0603_1608Metric | C65, C66 |
| 1 | 680R 1k0 | R_0402_1005Metric | R1 |
| 1 | 4K7 0R1 | R_1206_3216Metric | R2 |
| 2 | 47K 47k | R_0402_1005Metric | R3, R25 |
| 18 | 1K0 1k0 | R_0402_1005Metric | R4, R5, R9, R10, R17, R24, R40, R44 +10 |
| 3 | 10K 10k | R_0402_1005Metric | R6, R12, R47 |
| 2 | 5K1 5k1 | R_0402_1005Metric | R7, R8 |
| 3 | 1K5 1k5 | R_0402_1005Metric | R11, R16, R19 |
| 3 | 15K 15k | R_0402_1005Metric | R13, R29, R53 |
| 3 | 0R1 | R_1206_3216Metric | R14, R48, R52 |
| 3 | 180R | R_0402_1005Metric | R15, R33, R56 |
| 4 | 100K 100k | R_0402_1005Metric | R18, R28, R32, R75 |
| 6 | 150R | R_0402_1005Metric | R20, R21, R34, R35, R59, R60 |
| 18 | 4K7 4k7 | R_0402_1005Metric | R22, R23, R30, R37, R38, R39, R41, R42 +10 |
| 1 | 360K 360k | R_0402_1005Metric | R26 |
| 1 | 64K9 64k9 | R_0402_1005Metric | R27 |
| 1 | 2K2 220R | R_0603_1608Metric | R31 |
| 1 | 4K7 10k | R_0402_1005Metric | R36 |
| 6 | 0R1 | R_1206_3216Metric | R63, R76, R77, R78, R79, R80 |
| 1 | 100K 0R1 | R_1206_3216Metric | R65 |
| 5 | 10k | R_0402_1005Metric | R81, R87, R90, R92, R96 |
| 1 | 4R7 | R_0603_1608Metric | R83 |
| 5 | 1k0 | R_0402_1005Metric | R84, R89, R91, R104, R105 |
| 1 | 33k | R_0402_1005Metric | R86 |
| 1 | 47k | R_0402_1005Metric | R88 |
| 2 | 2k2 | R_0603_1608Metric | R93, R94 |
| 1 | 4k7 | R_0402_1005Metric | R95 |
Hactar PCB - Finn Berg & Brett Regnier design files
The KiCad project lives in the Quicr/hactar repository on GitHub; these links point at the commit this page was built from.
Hactar PCB - Finn Berg & Brett Regnier: common questions
What microcontroller does the Hactar PCB - Finn Berg & Brett Regnier use?
The Hactar PCB - Finn Berg & Brett Regnier is built around the ESP32-S3-WROOM-1, from the ESP32 family.
How big is the Hactar PCB - Finn Berg & Brett Regnier?
The Hactar PCB - Finn Berg & Brett Regnier measures 71.5 × 91 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Hactar PCB - Finn Berg & Brett Regnier?
203 components, from 78 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Hactar PCB - Finn Berg & Brett Regnier design files?
From the Quicr/hactar repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Hactar PCB - Finn Berg & Brett Regnier design in my own project?
Yes, under the terms of its BSD-2-Clause license, which Quicr chose for the repository.
Can I test firmware for the Hactar PCB - Finn Berg & Brett Regnier without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP32 firmware against it before you order a PCB.
More boards in hactar
Earlier revisions in the repo: ev18, ev17, ev16, ev15, ev14
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