# Bill of Materials

## Overview

Starting from the original BOM for Sparky, some components may be changed for cheaper (but still capable), or more available, ones depending on the supplier.

## Parts

<note important>No guaranty this list is correct and the board will work properly…</note>

Part(s) ref on design Qty Name Doc Lvl Supplier SupplierRef
Resistors
R1-5, R9-10, R12, R15-18, R20-21 14 10K 0402 SMD Resistor N/A 1 Mouser 660-RK73H1ETTP1002F
R6-8, R19 4 330R 0402 SMD Resistor N/A 2 Mouser 660-RK73B1ETTP331J
R11, R13 2 22R 0402 SMD Resistor N/A 1 Mouser 71-CRCW0402-22-E3
R14 1 120R 0603 SMD Resistor N/A 3 Mouser 71-CRCW0603J-120-E3
Capacitors
C1, C11-12, C14-16, C18-20, C22, C27, C38 12 100nF 0402 SMD Capacitor N/A 1 Mouser 81-GRM155R71C104KA88
C2, C5, C8, C10, C13, C49 6 10nF 0402 SMD Capacitor N/A 1 Mouser 77-VJ0402Y103KXXAB
C48 1 1uF 0402 SMD Capacitor N/A 1 Mouser 77-VJ0805Y105KXQTBC
C17, C21 2 2.2uF 0402 SMD Capacitor N/A 1 Mouser 963-JMK107BJ225KAHT
C3, C4 2 10uF 0805 SMD Capacitor N/A 1 Mouser 81-GRM219R61E106KA2D
LEDs
D3, D5 2 Blue 0603 SMD LED 20mA N/A 2 eBay 20x 0603 R,G,B,Y,O,W
D4 1 Green 0603 SMD LED 20mA N/A 2 eBay See D3,D5
D2 1 Orange 0603 SMD LED 20mA N/A 2 eBay See D3,D5
Power
D1 1 BAT54C Link 1 Mouser 511-BAT54CWFILMY
U2 1 3.3V 250mA LDO Regulator Link 1 Mouser 926-2992IM5-3.3/NOPB
Headers/Sockets
CONN4 1 USB Micro USB R/A Type B N/A 1 Mouser 538-47346-0001
CONN1-3, CONN5-6, CONN11 6 JST-SH 4-pin Side Entry Socket N/A 2 eBay 10x JST-SH 4 Pins
CONN7 1 JST-SH 6-pin Side Entry Socket N/A 2 eBay 10x JST-SH 6 Pins
SKT1 1 MMCX SMT Socket 908-22101T N/A 3 Mouser 538-73412-0110
JP0 1 Header, Single row, 3p, 0.1“ N/A 1 eBay 10x 1x40P Gold Plated 2.54mm Right Angle Male Headers
JP1-6 6 Header Triple row, 1p, 0.1” N/A 1 eBay 5x 3x40P Gold Plated 2.54mm Right Angle Male Headers
uC
U1 1 STM32F405RGT6 LQFP Link 1 Mouser 511-STM32F405RGT6
X1 1 SMD 8 MHz ceramic oscillator Link 1 Mouser 81-CSTCE8M00G55-R0
Sensors
U4 1 MPU-9250 - 9DoF IMU SPI Link 1 Aliexpress
U7 1 MS5611 - Baro Link 1 Aliexpress
Comm
RF1 1 RFM22B UHF 100mW Transceiver Link 3 Aliexpress
U3 1 CAN Transceiver MAX3051 Link 3 Mouser 700-MAX3051EKAT
Misc
U9 1 16Mbit SPI Flash M25P16 Link 1 Aliexpress
U6 1 XOR Gate SN74LVC1G86DCKR Link 3 Mouser 595-SN74LVC1G86DCKR
Q1, Q2 2 MOSFET Dual N Channel 3A 20V Link 3 Mouser 512-FDC6401N

Lvl specifies the level of importance of a part:

- 1: Required for basic/normal operation - 2: Nice to have, cheap - 3: Optional, more expensive - 4: - 5:

## Resources

* Original BOM, stripped down for printing