Ledgblue
Ledgblue is an open source STM32 PCB design by monero-project: a 2-layer, 60.5 × 45.8 mm board with 59 components (35 distinct parts). It is built around the LD39020_3.0V, STMPS2151TTR, ST31G480, STM32L476RCT6 and more.
The Sekura Monero Hardware Wallet
Example text to help understand contents and subdirectories.
Built around
Parts list
59 components, 35 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LD39020_3.0V | SOT-23-5 | U1 |
| 1 | STMPS2151TTR | TSSOP-8_4.4x3mm_Pitch0.65mm | U2 |
| 1 | ST31G480 | ST31G480 | U3 |
| 1 | STM32L476RCT6 | LQFP-64_10x10mm_Pitch0.5mm | U4 |
| 1 | AMS_AS3921 | amsAS3921 | U5 |
| 1 | STNS01PUR | DFN-12-1EP_3x3mm_Pitch0.45mm | U6 |
| 1 | SPBTLE-RF | STSPBTLE-RF | U7 |
| 1 | STLA02PUR | DFN-6-1EP_2x2mm_Pitch0.5mm | U8 |
| 1 | 8 MHz | Crystal_SMD_Abracon_ABM3B-4pin_5.0x3.2mm | Y1 |
| 1 | USB_OTG | USB_Micro-B_Wuerth-629105150521 | J1 |
| 1 | YL035MY2 | hiroseFH23-39S | P3 |
| 1 | YL035MY2_TS_WURTH | wurth687-112-149-022 | P4 |
| 1 | Battery | PINHEAD1-2 | BT1 |
| 1 | WURTH 436353045816 | wurth436353045816 | SW1 |
| 1 | SW-PB | multicompMCFTE-3C-V | SW2 |
| 1 | D_Schottky | D_0805 | D1 |
| 1 | Antenna | PINHEAD1-2 | L1 |
| 1 | 10uH | L_1206 | L2 |
| 6 | 100nF | C_0805 | C1, C2, C3, C4, C9, C13 |
| 4 | 1uF | C_0805 | C5, C6, C22, C23 |
Show 15 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 20pF | C_0805 | C7, C8 |
| 2 | 4.7uF | C_0805 | C10, C14 |
| 3 | 2.2uF | C_0805 | C11, C12, C20 |
| 1 | 15nF | C_0805 | C15 |
| 2 | 27pF | C_0805 | C16, C17 |
| 2 | 180pF | C_0805 | C18, C19 |
| 1 | 39pF | C_0805 | C21 |
| 3 | 10k | R_0805 | R1, R2, R14 |
| 4 | 1.2k | R_0805 | R3, R4, R5, R6 |
| 1 | 680k | R_0805 | R7 |
| 1 | 1M | R_0805 | R8 |
| 5 | 0 | R_0805 | R9, R12, R13, R16, R17 |
| 2 | 100k | R_0805 | R10, R11 |
| 1 | 1k | R_0805 | R15 |
| 1 | 10 | R_0805 | R18 |
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