Nrf9151-tracker
chgpalmer·nrf9151-tracker·hw/board/nRF9151_Feather.kicad_pcb
About the Nrf9151-tracker PCB
Nrf9151-tracker is an open source Nordic nRF PCB design by chgpalmer, published on GitHub. It is a 4-layer board measuring 50.8 × 22.9 mm, with 96 components from 42 distinct parts.
Its main chip is the W25Q128JVPIQ, from the Nordic nRF family. Other key parts include the W25Q16JVUXIQ_TR, NPM1300-QEXX, 1042240820, RP2040 and LIS2DH12TR. By type, the board carries 48 capacitors, 18 resistors, 12 ICs, 7 inductors, 4 connectors and 3 switches.
It belongs with the dev boards & breakouts designs in this gallery.
From the project
Considering supporting the project and purchasing a nRF9151 Feather at the following locations:
Considering supporting the project and purchasing a nRF9151 Feather at the following locations:
1. The Circuit Dojo Official Store 2. Digikey
All code for this board can be found here.

Main components on the Nrf9151-tracker
Nrf9151-tracker bill of materials (BOM)
96 components, 42 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | W25Q16JVUXIQ_TR Winbond | PSON50P300X200X60-9N | U1 |
| 1 | NPM1300-QEXX nPM1300-QEXX | QFN-32-1EP_5x5mm_P0.5mm_EP3.6x3.6mm | U2 |
| 1 | 1042240820 | 1042240820 | U3 |
| 1 | W25Q128JVPIQ | WSON-8-1EP_6x5mm_P1.27mm_EP3.4x4.3mm | U4 |
| 1 | RP2040 | QFN-56-1EP_7x7mm_P0.4mm_EP3.2x3.2mm | U5 |
| 1 | LIS2DH12TR | PQFN50P200X200100-12N | U7 |
| 1 | TS5A3166DCKR | SOT-353_SC-70-5 | U8 |
| 1 | TC7PZ14FU | SOT-363_SC-70-6 | U9 |
| 1 | SKY65723-81 | SKY65723-81_SKY-L | U10 |
| 1 | TPS22919 | SOT-363_SC-70-6 | U11 |
| 1 | NRF9151-LAXX nRF9151-LAXX | LGA_9151_12.1x11.1mm | U12 |
| 1 | STS4X | STS4X | U13 |
| 1 | CRYSTAL_GND24 Crystal_GND24 | Crystal_SMD_2520-4Pin_2.5x2.0mm | Y1 |
| 1 | CON-USB-DX07S016JA1R1500 CON-USB-1003-030-01210-TR | CNC_TECH_1003-030-01210-TR | J3 |
| 1 | CON-S2B-PH-SM4-TB(LF)(SN) | JST_S2B-PH-SM4-TB(LF)(SN) | J4 |
| 1 | CON-SM04B-SRSS-TB | JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_Horizontal | J5 |
| 1 | Conn_Coaxial | U.FL_Hirose_U.FL-R-SMT-1_Vertical | J6 |
| 3 | SW-434153017835 | SW_SPST_B3U-1000P | SW1, SW2, SW3 |
| 1 | 10K 10k | R_0402_1005Metric | TH1 |
| 1 | 18-038BT/BDGAR6S1-CC01/10T | LED_Wurth_150044M155260 | D1 |
Show 22 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | BAT54CW | SOT-323_SC-70 | D2 |
| 4 | 120 | R_0402_1005Metric | FB1, FB2, FB3, FB4 |
| 2 | IND-2.2U-1.37A-2x2 2.2u | IND-2P0X2P0X1P2 | L1, L2 |
| 1 | L_Ferrite_Coupled | FIL_DLM0NSM900HY2D | L3 |
| 2 | 1u | C_0402_1005Metric | C1, C3 |
| 4 | 2.2U 2.2u | C_0603_1608Metric | C2, C5, C17, C18 |
| 6 | 10U 10u | C_0603_1608Metric | C4, C10, C11, C24, C36, C42 |
| 9 | 0.1U 0.1u | C_0402_1005Metric | C6, C25, C27, C33, C35, C37, C41, C47 +1 |
| 4 | 15P 15p | C_0402_1005Metric | C7, C9, C26, C38 |
| 1 | CL10A475KQ8NNNC 4.7u | C_0603_1608Metric | C8 |
| 13 | 0.1u | C_0402_1005Metric | C12, C13, C14, C15, C16, C19, C20, C21 +5 |
| 1 | 47U 47u | C_0805_2012Metric | C28 |
| 3 | 100p | C_0402_1005Metric | C29, C30, C31 |
| 2 | 4.7U 4.7u | C_0603_1608Metric | C32, C34 |
| 3 | 100P 100p | C_0402_1005Metric | C39, C40, C46 |
| 6 | RES-1K-5%-0402 1k | R_0402_1005Metric | R1, R6, R9, R10, R13, R14 |
| 2 | RES-330-5%-0402 255k | R_0402_1005Metric | R2, R4 |
| 2 | RES-100K-1%-02-0402 10k | R_0402_1005Metric | R3, R8 |
| 2 | RES-100K-1%-02-0402 1M | R_0402_1005Metric | R5, R7 |
| 2 | RES-100K-1%-02-0402 255k | R_0402_1005Metric | R11, R12 |
| 3 | 100 | R_Array_Convex_2x0402 | RN2, RN3, RN4 |
| 1 | 20K 20k | R_Array_Convex_2x0402 | RN5 |
Nrf9151-tracker design files
The KiCad project lives in the chgpalmer/nrf9151-tracker repository on GitHub; these links point at the commit this page was built from.
Nrf9151-tracker: common questions
What microcontroller does the Nrf9151-tracker use?
The Nrf9151-tracker is built around the W25Q128JVPIQ, from the Nordic nRF family.
How big is the Nrf9151-tracker PCB?
The Nrf9151-tracker measures 50.8 × 22.9 mm, has 4 copper layers and is 1.56718 mm thick.
How many components are on the Nrf9151-tracker?
96 components, from 42 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 Nrf9151-tracker design files?
From the chgpalmer/nrf9151-tracker 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 Nrf9151-tracker design in my own project?
The repository has no license, so all rights stay with chgpalmer. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Nrf9151-tracker without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug Nordic nRF firmware against it before you order a PCB.
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