Custom-Teensy-4.1-PCB-Design
Wierdwizard2587·Custom-Teensy-4.1-PCB-Design·Kicad Files/Teensy_4.1_attempt_1.kicad_pcb
About the Custom-Teensy-4.1-PCB-Design
Custom-Teensy-4.1-PCB-Design is an open source NXP PCB design by Wierdwizard2587, published on GitHub. It is a 6-layer board measuring 87.6 × 53.9 mm, with 85 components from 47 distinct parts.
Its main chip is the MIMXRT1062DVJ6B, from the NXP family. Other key parts include the OPTO_APA102-2020, MKL02Z32VFG4, MAX1562, DP83825IRMQR and W25Q64JVXGIM. By type, the board carries 32 capacitors, 18 resistors, 9 connectors, 8 ICs, 5 diodes and 3 inductors.
From the project
Custom Designed MCU design based upon Teensy 4.1
This repository covers the design of my custom take on the Teensy 4.1 from PJRC. Teensy 4.1 Site. I took inspiration from jenschrs design who incorporated usb-c rather than the intended USB-Micro, but lacked the SD slot, expandable RAM and flash memory, and PHY Ethernet IC and RJ45 Connection Like the original.
This Design, following the Teensy 4.1 official Schematic Features a 6 layer design with dedicated GND and 3.3V plane’s, and possesses the same RAM, Flash, Boot loader and MCU components as the original Teensy 4.1, but the 3.3V regulator was swapped for a NCP692 regulator providing…

Main components on the Custom-Teensy-4.1-PCB-Design
Custom-Teensy-4.1-PCB-Design bill of materials (BOM)
85 components, 47 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MIMXRT1062DVJ6B | BGA196C80P14X14_1200X1200X152N | U1 |
| 1 | OPTO_APA102-2020 opto_APA102-2020 | LED-APA102-2020 | U2 |
| 1 | MKL02Z32VFG4 | QFN-16-1EP_3x3mm_P0.5mm_EP1.9x1.9mm | U3 |
| 1 | MAX1562 | SO-8_3.9x4.9mm_P1.27mm | U4 |
| 1 | DP83825IRMQR | XCVR_DP83825IRMQR | U5 |
| 1 | W25Q64JVXGIM | XSON8_4x4mm | U6 |
| 1 | PSRAM APS640L 3SQR (1) | SOP-8_3.9x4.9mm_P1.27mm | U7 |
| 1 | 2nd PSRAM/Flash APS640L 3SQR / 25q128JVSQ (2) | SOIC-8_5.3x5.3mm_P1.27mm | U8 |
| 1 | Q_PMOS_GDS_DMP3125L | SOT-23 | Q1 |
| 1 | 24MHZ 24MHz | Crystal_SMD_2520-4Pin_2.5x2.0mm | Y1 |
| 1 | 32.768KHZ 32.768kHz | Crystal_SMD_TXC_9HT11-2Pin_2.0x1.2mm_HandSoldering | Y2 |
| 4 | CONN_01X11_MALE Conn_01x11_Male | PinHeader_1x11_P2.54mm_Vertical | J1, J2, J4, J5 |
| 1 | CONN_01X12_MALE Conn_01x12_Male | PinHeader_1x12_P2.54mm_Vertical | J3 |
| 2 | CONN_01X03_MALE Conn_01x03_Male | PinHeader_1x03_P2.54mm_Vertical | J6, J7 |
| 1 | Micro_SD_Card | microSD_HC_Hirose_DM3AT-SF-PEJM5 | J8 |
| 1 | J1B1211CCD | J1B1211CCD | P1 |
| 1 | SP0503BAHT | SOT-143 | Di3 |
| 1 | 0ZCK0050FF2E Fuse | R_0805_2012Metric | F1 |
| 1 | NCP692MN33T2G OnSemi NCP692, fixed version | DFN-6-1EP_3x3mm_P0.95mm_EP1.7x2.6mm | NCP692 |
| 1 | KMR241GLFS SW_Push | SW_Push_1P1T-SH_NO_CK_KMR2xxG | PROG1 |
Show 27 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SWD | PinHeader_1x07_P1.27mm_Vertical | SWD1 |
| 2 | USB_C_Receptacle_USB2.0 | USB_C_Receptacle_HRO_TYPE-C-31-M-12 | USB_DFP1, USB_UFP1 |
| 1 | SP0503BAHT | SOT-143 | D1 |
| 3 | LED | LED_0603_1608Metric | D2, D3, D4 |
| 1 | BAT54C | SOT-23 | D5 |
| 2 | FBMH2012HM121-T Ferrite_Bead | R_0805_2012Metric | FB1, FB2 |
| 1 | LQM21PN4R7MGRD 4.7uH | C_0805_2012Metric | L1 |
| 12 | CC0603KRX7R6BB224 0.22uf | C_0603_1608Metric | C1, C2, C4, C12, C13, C17, C19, C20 +4 |
| 2 | CL10B225KP8NNNC 2.2uf | C_0603_1608Metric | C3, C7 |
| 2 | 0603B103K160CT 10nf | C_0603_1608Metric | C5, C16 |
| 5 | CL10B475KQ8NQNC 4.7uf | C_0603_1608Metric | C6, C15, C22, C24, C26 |
| 2 | 10PF 10pF | C_0603_1608Metric | C8, C9 |
| 2 | 9PF 9pF | C_0603_1608Metric | C10, C11 |
| 3 | GRM21BR71A106KA73K 10uf | C_0805_2012Metric | C14, C18, C21 |
| 1 | CC0603KRX7R6BB224 2.2uf | C_0603_1608Metric | C27 |
| 1 | GRM21BR71A106KA73K 0.22uf | C_0805_2012Metric | C28 |
| 1 | CL10B475KQ8NQNC 10nf | C_0603_1608Metric | C29 |
| 1 | CC0603KRX7R6BB224 0.1uF | C_0603_1608Metric | C30 |
| 2 | RC0603FR-075K1L 5.1k | R_0603_1608Metric | R1, R2 |
| 4 | 100K 100k | R_0603_1608Metric | R3, R4, R6, R16 |
| 2 | 1M | R_0603_1608Metric | R5, R9 |
| 2 | 16K 16k | R_0603_1608Metric | R7, R11 |
| 3 | 1k | R_0603_1608Metric | R8, R10, R15 |
| 2 | RMCF0603FT56K0 56k | R_0603_1608Metric | R12, R13 |
| 1 | 2.2M | R_0603_1608Metric | R14 |
| 1 | 150R | R_0603_1608Metric | R17 |
| 1 | 6.49K | R_0603_1608Metric | R18 |
Custom-Teensy-4.1-PCB-Design design files
The KiCad project lives in the Wierdwizard2587/Custom-Teensy-4.1-PCB-Design repository on GitHub; these links point at the commit this page was built from.
Custom-Teensy-4.1-PCB-Design: common questions
What microcontroller does the Custom-Teensy-4.1-PCB-Design use?
The Custom-Teensy-4.1-PCB-Design is built around the MIMXRT1062DVJ6B, from the NXP family.
How big is the Custom-Teensy-4.1-PCB-Design?
The Custom-Teensy-4.1-PCB-Design measures 87.6 × 53.9 mm, has 6 copper layers and is 1.511 mm thick.
How many components are on the Custom-Teensy-4.1-PCB-Design?
85 components, from 47 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 Custom-Teensy-4.1-PCB-Design design files?
From the Wierdwizard2587/Custom-Teensy-4.1-PCB-Design 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 Custom-Teensy-4.1-PCB-Design design in my own project?
The repository has no license, so all rights stay with Wierdwizard2587. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Custom-Teensy-4.1-PCB-Design without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug NXP firmware against it before you order a PCB.
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