

Iida devkit
PCB design exercise
- Size
- 176 × 70.2 mm
- Copper layers
- 6
- Thickness
- 1.57 mm
- Parts
- 273
- Nets
- 252
- Pads
- 929
- Tracks, vias
- 1,026, 712
- Pours
- 268
- Routed
- Yes
- KiCad
- KiCad 10.0 (file 20260206)
- Created
- 8 Jun 2024
- Updated
- 24 Oct 2026
Overview
Iida devkit is an open-source printed circuit board by SakuGlumoff, from the SakuGlumoff/iida-devkit repository on GitHub, published under the MIT licence. It is a 6-layer board of 176 × 70.2 mm with 273 parts on 252 nets, routed with 1,026 tracks and 712 vias.
It is built around the STM32L552CCT6, BG95M4LA-64-SGNS and AT25SF081B-MAHB-T, with the MCP9808T-E/MC, SHT40-AD1B-R2 and TPS63020DSJR among its other parts. Its parts include 108 resistors, 71 capacitors, 20 connectors, 17 diodes and 14 ICs. It belongs with the STM32 boards of this library.
Main components
12STM32L552CCT6
LQFP-48(7x7)-40℃~+85℃ 1.71V~3.6V 110MHz 12bit 12bit 256KB 256KB 32 Bit 38 ARM Cortex-M33 Built-in FLASH LQFP-48(7x7) Microcontrollers (MCU/MPU/SOC) ROHSSTMicroelectronicsMicrocontrollers (MCU/MPU/SOC)BG95M4LA-64-SGNS
LGA,23.6x19.9mmLGA,23.6x19.9mm RF Modules ROHSQuectelRF ModulesAT25SF081B-MAHB-T
USON-8-EP(2x3)-40℃~+85℃ 100,000 cycles 108MHz 2.7V~3.6V 20 Years 25uA 70ms@(4KB) 800us 8Mbit SPI USON-8-EP(2x3) NOR FLASH ROHSRenesas ElectronicsNOR FLASHMCP9808T-E/MC
DFN-8-EP(2x3)-40℃~+125℃ 2.7V~5.5V 250ms I2C、SMBus ±0.5℃ DFN-8-EP(2x3) Temperature Sensors ROHSMicrochip TechnologyTemperature SensorsSHT40-AD1B-R2
DFN-4-EP(1.5x1.5)Temperature And Humidity SensorSensirionTPS63020DSJR
VSON-14-EP(3x4)-40℃~+85℃@(TA) 1 1.2V~5.5V 1.8V~5.5V 2.4MHz 3A 50uA Adjustable Buck-Boost Buck-Boost Built-in Yes VSON-14-EP(3x4) DC-DC Converters ROHSTexas InstrumentsDC-DC ConvertersLD39200DPUR
DFN-8(4x4)-40℃~+125℃ 1 100uA 2A 6V 70dB@(1kHz) Adjustable PG Pin、Over Current Protection、Over Temperature Protection、Reverse connection protection、Enable Positive DFN-8(4x4) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSSTMicroelectronicsVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsM24256E-FMN6TP
SO-8-40℃~+85℃ 1.65V~5.5V 1MHz 200 Years 256Kbit 4,000,000 Cycles 5ms I2C SO-8 EEPROM ROHSSTMicroelectronicsEEPROMMAX17048G+T10
DFN-8-EP(2x2)-40℃~+85℃ 1 2.5V~4.5V 3uA I2C Lithium Battery Not supported Not supported DFN-8-EP(2x2) Battery Management ROHSMaxim Integrated (Analog Devices)Battery ManagementTXS0108ERGYR
VQFN-20-EP(3.7x4.7)-40℃~+85℃ 1 1.4V~3.6V 1.65V~5.5V 8 Auto Direction Detection Bidirectional Push-Pull、Open-drain VQFN-20-EP(3.7x4.7) Translators, Level Shifters ROHSTexas InstrumentsTranslators, Level Shifters150060RS75000
0603-40℃~+85℃ 140° 20mA 250mcd 2V 625nm 630nm Discrete Diode Red Water Clear 0603 LED Indication - Discrete ROHSWürth ElektronikLight Emitting Diodes (LED)RC0402JR-070RL
UncategorisedUnknown maker
README
hardware/README.mdHardware
Hardware for Iida devkit.
Requirements
| Tool | Version |
|---|---|
| KiCad | >= 8 |
| Git | >= 2.34 |
How to get started
Install the required version of KiCad from https://www.kicad.org/download/.
Install the required version of Git from https://git-scm.com/downloads.
Download the symbol and part libraries used in this project by running git submodule update --init --recursive.
You can now open the project file iida_devkit.kicad_pro with KiCad.
Parts
273| Qty | Value | Footprint | References |
|---|---|---|---|
| 26 | 22 Ω | perfect_footprints:R_0201_0603Metric | R228, R305, R310, R311, R312, R313, R314, R315, R316, R317, R318, R320, R402, R403, R404, R405 +10 |
| 24 | 1 µF | perfect_footprints:C_0201_0603Metric | C201, C207, C212, C218, C301, C302, C303, C304, C307, C309, C310, C311, C313, C317, C401, C402 +8 |
| 20 | 180 kΩ | perfect_footprints:R_0201_0603Metric | R207, R213, R215, R217, R227, R229, R302, R401, R413, R415, R501, R502, R511, R512, R517, R518 +4 |
| 15 | 2.2 kΩ | perfect_footprints:R_0201_0603Metric | R206, R212, R219, R220, R221, R223, R225, R308, R309, R410, R411, R412, R521, R528, R529 |
| 13 | 330 Ω | perfect_footprints:R_0201_0603Metric | R203, R214, R218, R301, R304, R321, R503, R504, R513, R519, R520, R526, R527 |
| 11 | RED | LED_SMD:LED_0603_1608Metric | D205, D206, D207, D208, D209, D401, D402, D403, D501, D503, D504 |
| 9 | 22 µF | Capacitor_SMD:C_0603_1608Metric | C214, C215, C216, C305, C315, C502, C503, C505, C506 |
| 8 | 0 Ω | perfect_footprints:R_0402_1005Metric | R601, R602, R603, R604, R605, R606, R607, R608 |
| 8 | BSS806NH | Package_TO_SOT_SMD:SOT-23-3 | Q203, Q301, Q501, Q503, Q504, Q505, Q506, Q507 |
| 7 | 0 Ω | Resistor_SMD:R_0805_2012Metric | R204, R208, R222, R230, R319, R505, R506 |
| 7 | 69157-102HLF | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J203, J204, J205, J209, J210, J211, J212 |
| 6 | 10 µF | Capacitor_SMD:C_0603_1608Metric | C202, C203, C210, C211, C217, C220 |
| 6 | 47 µF | Capacitor_SMD:C_1210_3225Metric | C206, C208, C507, C508, C509, C510 |
| 6 | TestPoint | TestPoint:TestPoint_Pad_D1.0mm | TP201, TP202, TP203, TP204, TP205, TP206 |
| 5 | 10 kΩ | perfect_footprints:R_0201_0603Metric | R211, R303, R306, R307, R322 |
| 5 | 4.7 µF | perfect_footprints:C_0402_1005Metric | C204, C205, C209, C213, C501 |
| 5 | 61300611121 | Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Vertical | J302, J303, J304, J305, J306 |
| 4 | 0 Ω | Resistor_SMD:R_1206_3216Metric | R101, R102, R103, R104 |
| 4 | 0.1 µF | perfect_footprints:C_0201_0603Metric | C219, C312, C513, C514 |
| 4 | 8 pF | perfect_footprints:C_0201_0603Metric | C306, C308, C314, C316 |
| 4 | MountingHole_Pad | MountingHole:MountingHole_5.3mm_M5_Pad_Via | H101, H102, H103, H104 |
| 3 | 10000 pF | perfect_footprints:C_0201_0603Metric | C516, C517, C520 |
| 3 | 33 pF | perfect_footprints:C_0201_0603Metric | C522, C523, C524 |
| 3 | 61300111121 | Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical | J206, J207, J208 |
| 3 | Fiducial | Fiducial:Fiducial_1mm_Mask3mm | FID101, FID102, FID103 |
| 3 | IRLML6401 | Package_TO_SOT_SMD:SOT-23-3 | Q201, Q204, Q502 |
| 3 | SMAJ5.0A | Diode_SMD:D_SMA | D201, D202, D204 |
| 2 | 0 Ω | perfect_footprints:R_0201_0603Metric | R209, R210 |
| 2 | 1 nH | perfect_footprints:L_0402_1005Metric | L602, L604 |
| 2 | 1.1 pF | perfect_footprints:C_0402_1005Metric | C601, C605 |
| 2 | 1.2 MΩ | perfect_footprints:R_0201_0603Metric | R216, R224 |
| 2 | 1.5 A | Fuse:Fuse_0805_2012Metric | F201, F202 |
| 2 | 100 pF | perfect_footprints:C_0201_0603Metric | C518, C519 |
| 2 | 30 Ω | Resistor_SMD:R_0603_1608Metric | R509, R510 |
| 2 | 36 nH | perfect_footprints:L_0402_1005Metric | L601, L605 |
| 2 | 36 pF | perfect_footprints:C_0402_1005Metric | C602, C604 |
| 2 | 5.1 kΩ | perfect_footprints:R_0201_0603Metric | R201, R202 |
| 2 | BLM21BB201SH1D | Inductor_SMD:L_0805_2012Metric | FB501, FB502 |
| 2 | DT1240A-08LP3810 | Package_DFN_QFN:Diodes_UDFN3810-9_TYPE_B | D203, D502 |
| 2 | PTS645S | Button_Switch_SMD:SW_SPST_PTS645Sx43SMTR92 | SW301, SW302 |
| 1 | 0.33 pF | perfect_footprints:C_0402_1005Metric | C603 |
| 1 | 1 µH | Inductor_SMD:L_Changjiang_FTC404020S | L201 |
| 1 | 1.02 MΩ | perfect_footprints:R_0201_0603Metric | R226 |
| 1 | 110 nH | perfect_footprints:L_0402_1005Metric | L603 |
| 1 | 50 mΩ | Resistor_SMD:R_1206_3216Metric | R205 |
| 1 | ABS05-32.768KHZ-9-T | Crystal:Crystal_SMD_MicroCrystal_CM9V-T1A-2Pin_1.6x1.0mm | Y302 |
| 1 | AT25SF081B-MAHB-T | Package_DFN_QFN:DFN-8-1EP_2x3mm_P0.5mm_EP0.61x2.2mm | U402 |
| 1 | Antenna_Shield | iida-devkit:800MHz_PCB_ANT | AE601 |
| 1 | B2B-XH-A | Connector_JST:JST_XH_B2B-XH-A_1x02_P2.50mm_Vertical | J201 |
| 1 | BG95M4LA-64-SGNS | RF_GSM:Quectel_BG95 | U502 |
| 1 | BQ29728DSER | Package_SON:WSON-6_1.5x1.5mm_P0.5mm | U201 |
| 1 | DF2B5M4CT,L3F | Diode_SMD:D_SOD-882D | D601 |
| 1 | DMN2041UVT | Package_TO_SOT_SMD:SOT-23-6 | Q202 |
| 1 | ECS-160-9-37-CKM-TR3 | Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm | Y301 |
| 1 | LD39200DPUR | Package_DFN_QFN:DFN-8-1EP_4x4mm_P0.8mm_EP2.3x3.24mm | U205 |
| 1 | LM66200DRLR | Package_TO_SOT_SMD:SOT-583-8 | U202 |
| 1 | M24256E-FMN6TP | Package_SO:SOIC-8_3.9x4.9mm_P1.27mm | U404 |
| 1 | MAX17048G+T10 | Package_DFN_QFN:TDFN-8-1EP_2x2mm_P0.5mm_EP0.8x1.2mm | U206 |
| 1 | MCP73833T-FCI/MF | Package_DFN_QFN:DFN-10-1EP_3x3mm_P0.5mm_EP1.55x2.48mm | U203 |
| 1 | MCP9808T-E/MC | Package_DFN_QFN:DFN-8-1EP_3x2mm_P0.5mm_EP1.75x1.45mm | U403 |
| 1 | SHT40-AD1B-R2 | Sensor_Humidity:Sensirion_DFN-4_1.5x1.5mm_P0.8mm_SHT4x_NoCentralPad | U405 |
| 1 | SIM8066-6-1-14-01-A | GCT:SIM8066-6-1-14-01-A | J501 |
| 1 | SMA 132134 | Connector_Coaxial:SMA_Amphenol_132134-11_Vertical | J601 |
| 1 | STM32L552CCT6 | Package_QFP:LQFP-48_7x7mm_P0.5mm | U301 |
| 1 | SolderJumper_2_Open | Jumper:SolderJumper-2_P1.3mm_Open_TrianglePad1.0x1.5mm | JP301 |
| 1 | TC2050 | Connector:Tag-Connect_TC2050-IDC-NL_2x05_P1.27mm_Vertical | J301 |
| 1 | TCA9554PWR | Package_SO:TSSOP-16_4.4x5mm_P0.65mm | U401 |
| 1 | TPS63020DSJR | Texas Instruments:TPS6302xDSJ | U204 |
| 1 | TXS0108ERGYR | Package_DFN_QFN:Texas_RGY_R-PVQFN-N20_EP2.05x3.05mm | U501 |
| 1 | USB4105-GF-A | Connector_USB:USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal | J202 |
The 271 most common of 273 parts.
Questions
How big is the Iida devkit PCB?
It measures 176 × 70.2 mm and has 6 copper layers, 1.57 mm thick.
What parts does the Iida devkit use?
273 parts, built around the STM32L552CCT6, BG95M4LA-64-SGNS, AT25SF081B-MAHB-T and MCP9808T-E/MC. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Iida devkit KiCad files?
From the SakuGlumoff/iida-devkit repository on GitHub, at the commit this page was made from: the board is hardware/iida_devkit.kicad_pcb and its schematic hardware/antennas.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Iida devkit design in my own project?
Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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