Pangotag PCB LCSC compat
andrewo3·pangotag-pcb
About the Pangotag PCB LCSC compat
Pangotag PCB LCSC compat is an open source STM32 PCB design by andrewo3, published on GitHub. It is a 6-layer board measuring 31.9 × 27.2 mm, with 79 components from 47 distinct parts.
Its main chip is the STM32U575RGTx, from the STM32 family. Other key parts include the TLV3691IDPFR, TPS62840DLCR, 74AUP1G08GS_132, NSEC53T016T and T117. By type, the board carries 32 capacitors, 18 resistors, 14 ICs, 4 transistors, 4 diodes and 3 connectors.
It belongs with the sensors, rf & radio and power & battery designs in this gallery.
From the project
KiCad 10 project for a GNSS and motion tracking tag for the white-bellied pangolin, built in the Harvard Microrobotics Laboratory.
KiCad 10 project for a GNSS and motion tracking tag for the white-bellied pangolin, built in the Harvard Microrobotics Laboratory.
PangotagPCBLCSCcompat4.kicadpcb is the V2 tag: a 31.94 × 27.18 mm, 6-layer, 1.6 mm board with 80 parts on both sides, using parts that JLCPCB stocks.
- STM32U575 microcontroller (LQFP-64) and a 32 GB eMMC on the underside - u-blox MAX-M10S GNSS module with a U.FL antenna connector - BMI270 IMU, BMP581 pressure sensor, T117 temperature sensor and LTC2944 coulomb counter on one I2C bus - Two TPS62840 buck converters for always-on 1.9 V and 3.3 V rails, fed from a…

Main components on the Pangotag PCB LCSC compat
Pangotag PCB LCSC compat bill of materials (BOM)
79 components, 47 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | TLV3691IDPFR | TLV3691IDPFR | IC1, IC2 |
| 2 | TPS62840DLCR | SON50P150X200X100-8N-D | IC3, IC4 |
| 1 | 74AUP1G08GS_132 | XSON6_SOT1202_NEX | U1 |
| 1 | NSEC53T016T | BGA153N50P14X14_1150X1300X80 | U2 |
| 1 | T117 T117_C19284874 Mysentech(敏源传感) | TDFN-6_L2.0-W2.0-P0.65-TL-EP | U3 |
| 1 | MAX-M10S | ublox_MAX | U4 |
| 1 | STM32U575RGTx | LQFP-64_10x10mm_P0.5mm | U5 |
| 1 | LTC2944IDD#PBF ADI(亚德诺) | DFN-8_L3.0-W3.0-P0.50-BL-EP | U6 |
| 1 | TMUX1511RSVR TI(德州仪器) | UTQFN-16_L2.6-W1.8-P0.40-BL | U7 |
| 1 | PCA9306DQER TI(德州仪器) | X2SON-8_L1.4-W1.0-P0.35-BL | U8 |
| 1 | BMP581 | BMP581 | U14 |
| 1 | BMI270 | BMI270_BOS | U16 |
| 4 | PMX100UNZ | PMX100UNZ | Q1, Q2, Q3, Q4 |
| 1 | CM9V-T1A-32.768KHZ-7PF-20PPM-TA-QC | XTAL_CM9V-T1A-32.768KHZ-7PF-20PPM-TA-QC | Y1 |
| 1 | USB_C_Receptacle | USB_C_Receptacle_Amphenol_12401610E4-2A_CircularHoles | J1 |
| 1 | Conn_Coaxial | U.FL_Hirose_U.FL-R-SMT-1_Vertical | J2 |
| 1 | CONN_01X02 Conn_01x02 | Hirose_DF57H-2P-1.2V_1x02_P1.2mm_Socket | J5 |
| 1 | XZCM2CRK53WA-1VF | LED_0603_1608Metric | D1 |
| 1 | XZCM2CYK53WA-1VF | LED_0603_1608Metric | D2 |
| 1 | XZCDGK53W-1VF | LED_0603_1608Metric | D3 |
Show 27 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | XZCFBB53W-1VF | LED_0603_1608Metric | D4 |
| 1 | 100N 27n | L_0402_1005Metric | L1 |
| 2 | 2.2U 2.2u | L_0805_2012Metric | L5, L7 |
| 14 | 100N 100n | C_0201_0603Metric | C1, C2, C3, C10, C15, C18, C20, C21 +6 |
| 1 | 10n | C_0402_1005Metric | C4 |
| 2 | 4.7U 4.7u | C_0201_0603Metric | C7, C8 |
| 1 | 0.1U 0.1u | C_0201_0603Metric | C13 |
| 5 | 100n | C_0201_0603Metric | C14, C26, C27, C28, C31 |
| 2 | 8p | C_0201_0603Metric | C16, C17 |
| 4 | 10U 10u | C_0402_1005Metric | C22, C24, C25, C35 |
| 1 | 10U 100p | C_0201_0603Metric | C30 |
| 1 | 4.7u | C_0201_0603Metric | C33 |
| 1 | 1u | C_0201_0603Metric | C38 |
| 2 | 10K 10k | R_0201_0603Metric | R1, R2 |
| 2 | 5.1K 5.1k | R_0201_0603Metric | R3, R4 |
| 1 | 56K 10 | R_0402_1005Metric | R5 |
| 1 | 900 | R_0201_0603Metric | R6 |
| 1 | 725 | R_0201_0603Metric | R7 |
| 2 | 325 | R_0201_0603Metric | R8, R9 |
| 1 | 267K 267k | R_0201_0603Metric | R13 |
| 1 | 56K 909 | R_0201_0603Metric | R14 |
| 1 | 1M | R_0201_0603Metric | R15 |
| 1 | 500K 500k | R_0201_0603Metric | R16 |
| 1 | 200k | R_0201_0603Metric | R18 |
| 2 | 10k | R_0201_0603Metric | R19, R20 |
| 1 | 80M | R_0201_0603Metric | R21 |
| 1 | 10M | R_0201_0603Metric | R22 |
Pangotag PCB LCSC compat design files
The KiCad project lives in the andrewo3/pangotag-pcb repository on GitHub; these links point at the commit this page was built from.
Pangotag PCB LCSC compat: common questions
What microcontroller does the Pangotag PCB LCSC compat use?
The Pangotag PCB LCSC compat is built around the STM32U575RGTx, from the STM32 family.
How big is the Pangotag PCB LCSC compat?
The Pangotag PCB LCSC compat measures 31.9 × 27.2 mm, has 6 copper layers and is 1.6 mm thick.
How many components are on the Pangotag PCB LCSC compat?
79 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 Pangotag PCB LCSC compat design files?
From the andrewo3/pangotag-pcb repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Pangotag PCB LCSC compat design in my own project?
The repository has no license, so all rights stay with andrewo3. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Pangotag PCB LCSC compat without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug STM32 firmware against it before you order a PCB.
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