ESP32-S3 GDEM102T91 Mainboard
About the ESP32-S3 GDEM102T91 Mainboard PCB
ESP32-S3 GDEM102T91 Mainboard is an open source ESP32 PCB design by ggkk0818, published on GitHub under the MIT license. It is a 4-layer board measuring 55 × 84 mm, with 106 components from 46 distinct parts.
Its main chip is the ESP32-S3-WROOM-1-N16R8, from the ESP32 family. Other key parts include the BQ25895RTW, TPS63070RNMT, MAX17048, TUSB320LI and TPS22918. By type, the board carries 38 capacitors, 36 resistors, 8 diodes, 6 ICs, 5 connectors and 5 switches.
Main components on the ESP32-S3 GDEM102T91 Mainboard
ESP32-S3 GDEM102T91 Mainboard bill of materials (BOM)
106 components, 46 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ESP32-S3-WROOM-1-N16R8 ESP32-S3-WROOM-1_EPDF | ESP32-S3-WROOM-1_EPDF | U1 |
| 1 | BQ25895RTW Texas_RTW_WQFN-24-1EP_4x4mm_P0.5mm_EP2.7x2.7mm_ThermalVias | Texas_RTW_WQFN-24-1EP_4x4mm_P0.5mm_EP2.7x2.7mm_ThermalVias | U2 |
| 1 | TPS63070RNMT RNM0015A | RNM0015A | U3 |
| 1 | MAX17048 TDFN-8-1EP_2x2mm_P0.5mm_EP0.8x1.2mm | TDFN-8-1EP_2x2mm_P0.5mm_EP0.8x1.2mm | U4 |
| 1 | TUSB320LI Texas_X2QFN-12_1.6x1.6mm_P0.4mm | Texas_X2QFN-12_1.6x1.6mm_P0.4mm | U5 |
| 1 | TPS22918 SOT-23-6 | SOT-23-6 | U6 |
| 1 | SI1304BDL SOT-323_SC-70 | SOT-323_SC-70 | Q1 |
| 1 | USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal | USB_C_Receptacle_GCT_USB4105-xx-A_16P_TopMnt_Horizontal | J1 |
| 1 | X05B20U24T | X05B20U24T | J2 |
| 1 | microSD_DM3AT-SF-PEJM5_EPDF | microSD_DM3AT-SF-PEJM5_EPDF | J3 |
| 1 | BAT1 Molex_PicoBlade_53261-0271_1x02-1MP_P1.25mm_Horizontal | Molex_PicoBlade_53261-0271_1x02-1MP_P1.25mm_Horizontal | J4 |
| 1 | BAT2 Molex_PicoBlade_53261-0271_1x02-1MP_P1.25mm_Horizontal | Molex_PicoBlade_53261-0271_1x02-1MP_P1.25mm_Horizontal | J5 |
| 3 | Fuse_0805_2012Metric | Fuse_0805_2012Metric | F1, F2, F3 |
| 1 | R_0603_1608Metric | R_0603_1608Metric | NTC1 |
| 2 | SW_SPST_B3U-1000P | SW_SPST_B3U-1000P | SW1, SW2 |
| 1 | KEY1 SW_SPST_B3U-1000P | SW_SPST_B3U-1000P | SW3 |
| 1 | KEY2 SW_SPST_B3U-1000P | SW_SPST_B3U-1000P | SW4 |
| 1 | KEY3 SW_SPST_B3U-1000P | SW_SPST_B3U-1000P | SW5 |
| 5 | D_SOD-323 | D_SOD-323 | D1, D2, D3, D4, D5 |
| 3 | MBR0530 D_SOD-123 | D_SOD-123 | D6, D7, D8 |
Show 26 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 1.0UH L_Coilcraft_XAL5030-XXX | L_Coilcraft_XAL5030-XXX | L1 |
| 1 | 1.2UH L_Sunlord_MWSA0402S | L_Sunlord_MWSA0402S | L2 |
| 1 | 47UH L_Taiyo-Yuden_NR-40xx | L_Taiyo-Yuden_NR-40xx | L3 |
| 6 | 22UF C_0805_2012Metric | C_0805_2012Metric | C1, C13, C14, C21, C22, C23 |
| 8 | 10UF C_0805_2012Metric | C_0805_2012Metric | C2, C12, C15, C18, C19, C20, C25, C37 |
| 4 | 1UF C_0603_1608Metric | C_0603_1608Metric | C3, C5, C6, C9 |
| 5 | 0.1UF C_0603_1608Metric | C_0603_1608Metric | C4, C8, C17, C26, C38 |
| 1 | 1NF C_0603_1608Metric | C_0603_1608Metric | C7 |
| 1 | 4.7UF/10V C_0805_2012Metric | C_0805_2012Metric | C10 |
| 1 | 47NF C_0603_1608Metric | C_0603_1608Metric | C11 |
| 1 | 470PF C_0603_1608Metric | C_0603_1608Metric | C16 |
| 1 | 100NF C_0603_1608Metric | C_0603_1608Metric | C24 |
| 7 | 4.7UF/25V C_0805_2012Metric | C_0805_2012Metric | C27, C28, C29, C30, C31, C32, C33 |
| 2 | 1UF/25V C_0603_1608Metric | C_0603_1608Metric | C34, C35 |
| 1 | 1UF/25V C_0805_2012Metric | C_0805_2012Metric | C36 |
| 15 | 10K R_0603_1608Metric | R_0603_1608Metric | R1, R2, R3, R4, R5, R12, R14, R15 +7 |
| 2 | 4.7K R_0603_1608Metric | R_0603_1608Metric | R6, R7 |
| 7 | R_0603_1608Metric | R_0603_1608Metric | R8, R9, R10, R30, R33, R34, R35 |
| 1 | 900K R_0603_1608Metric | R_0603_1608Metric | R11 |
| 1 | 180 R_0603_1608Metric | R_0603_1608Metric | R13 |
| 1 | 5.23K R_0603_1608Metric | R_0603_1608Metric | R16 |
| 1 | 30.1K R_0603_1608Metric | R_0603_1608Metric | R17 |
| 4 | 100K R_0603_1608Metric | R_0603_1608Metric | R19, R27, R28, R29 |
| 2 | 2.2 R_0805_2012Metric | R_0805_2012Metric | R21, R31 |
| 1 | 470K R_0603_1608Metric | R_0603_1608Metric | R23 |
| 1 | 150K R_0603_1608Metric | R_0603_1608Metric | R24 |
ESP32-S3 GDEM102T91 Mainboard design files
The KiCad project lives in the ggkk0818/epdf-hardware repository on GitHub; these links point at the commit this page was built from.
ESP32-S3 GDEM102T91 Mainboard: common questions
What microcontroller does the ESP32-S3 GDEM102T91 Mainboard use?
The ESP32-S3 GDEM102T91 Mainboard is built around the ESP32-S3-WROOM-1-N16R8, from the ESP32 family.
How big is the ESP32-S3 GDEM102T91 Mainboard PCB?
The ESP32-S3 GDEM102T91 Mainboard measures 55 × 84 mm, has 4 copper layers and is 1.2 mm thick.
How many components are on the ESP32-S3 GDEM102T91 Mainboard?
106 components, from 46 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 ESP32-S3 GDEM102T91 Mainboard design files?
From the ggkk0818/epdf-hardware repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the ESP32-S3 GDEM102T91 Mainboard design in my own project?
Yes, under the terms of its MIT license, which ggkk0818 chose for the repository.
Can I test firmware for the ESP32-S3 GDEM102T91 Mainboard without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP32 firmware against it before you order a PCB.
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ESP32ESP32-S3 GDEM102T91 Mainboard
55 × 84 mm106 parts4LMIT0
ESP32ESP32-S3 GDEM102T91 Mainboard
55 × 84 mm106 parts4LMIT0
ESP32ESP32-S3 GDEM102T91 Mainboard
55 × 84 mm106 parts4LMIT0
ESP32ESP32-S3 GDEM102T91 Mainboard
55 × 84 mm106 parts4LMIT0
ESP32ESP32-S3 GDEM102T91 Mainboard
55 × 84 mm106 parts4LMIT0
ESP32ESP32-S3 GDEM102T91 Mainboard
55 × 84 mm106 parts4LMIT0
ESP32ESP32-S3 GDEM102T91 Mainboard
55 × 84 mm106 parts4LMIT0
ESP32ESP32-S3 GDEM102T91 Mainboard
55 × 84 mm106 parts4LMIT0
ESP32ESP32-S3 GDEM102T91 Mainboard
55 × 84 mm106 parts4LMIT0
ESP32ESP32-S3 GDEM102T91 Mainboard
55 × 84 mm106 parts4LMIT0
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