HardLabs

Bat IMU nRF5340

BigBroBob2·bat_tag_nrf5340dk·Kicad/mainboard_v1/Bat_IMU_nRF5340.kicad_pcb

Bat IMU nRF5340 PCB layout, top view — open source board by BigBroBob2

About the Bat IMU nRF5340 PCB

Bat IMU nRF5340 is an open source PCB design by BigBroBob2, published on GitHub. It is a 2-layer board measuring 29.2 × 18.3 mm, with 16 components from 12 distinct parts.

Other key parts include the BT40F and ICM-42688-P. By type, the board carries 4 capacitors, 3 resistors, 2 ICs, 2 transistors, 2 connectors and 1 microphone.

It belongs with the sensors designs in this gallery.

From the project

A custom-designed device to record free-flying bat kinematics, echos, and eye movement

Main components on the Bat IMU nRF5340

BT40FICM-42688-P

Bat IMU nRF5340 bill of materials (BOM)

16 components, 12 distinct parts.

QtyPartRefs
1
BT40F
U1
1
ICM-42688-P
U3
1
PMOS
Q1
1
NMOS
Q2
1
FTSH-105-01-F-DV-P-TR
J1
1
MEM2075-00-140-01-A
J2
1
~
I2S_debug1
1
SPH0655LM4H-1
MK1
1
~
SPI_debug1
4
C
C1, C2, C3, C7
1
100k
R1
2
R
R2, R3

Bat IMU nRF5340 design files

The KiCad project lives in the BigBroBob2/bat_tag_nrf5340dk repository on GitHub; these links point at the commit this page was built from.

Bat IMU nRF5340: common questions

How big is the Bat IMU nRF5340 PCB?

The Bat IMU nRF5340 measures 29.2 × 18.3 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Bat IMU nRF5340?

16 components, from 12 distinct parts. The full bill of materials is listed on this page.

Where can I download the Bat IMU nRF5340 design files?

From the BigBroBob2/bat_tag_nrf5340dk repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Bat IMU nRF5340 design in my own project?

The repository has no license, so all rights stay with BigBroBob2. Use it as a reference, and ask the author before reusing the design.

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