Digitalnametag
About the Digitalnametag PCB
Digitalnametag is an open source PCB design by robperkel, published on GitHub. It is a 4-layer board measuring 61 × 31 mm, with 41 components from 19 distinct parts.
Other key parts include the MIC550X, AVR64DU32 and SN74LV1T125DBV. By type, the board carries 20 capacitors, 7 resistors, 6 diodes, 4 ICs, 2 connectors and 1 transistor.
It belongs with the displays & leds designs in this gallery.
From the project
Digital Nametag with an E-Paper Display
This projects creates a simple re-programmable E-Paper Nametag with the AVR64DU32 microcontroller (MCU). The MCU enumerates as a standard COM serial port when plugged into a computer.
- Hardware Design (Schematic and PCB files) are licensed under CERN OHL v2 - https://choosealicense.com/licenses/cern-ohl-s-2.0/ - 3D models for parts in the PCB are not included due to licensing restrictions.
Main components on the Digitalnametag
Digitalnametag bill of materials (BOM)
41 components, 19 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MIC550X MIC550x | SOT23-5 | U1 |
| 1 | AVR64DU32 | 7x7 TQFP-32 (PT) | U2 |
| 2 | SN74LV1T125DBV | SOT23-5 | U5, U6 |
| 1 | NXV55UN | SOT23-3 | Q1 |
| 1 | GSB1C41110SSHR | GSB1C41110SSHR | J1 |
| 1 | ~ | FH34SRJ-24S-0.5SH | J2 |
| 3 | PMEG3020ER | SOD-123W | D1, D2, D3 |
| 3 | LED | LED 0805 | D4, D5, D6 |
| 1 | 10UH 10uH | L_1008_2520Metric_Pad1.43x2.20mm_HandSolder | L1 |
| 9 | 1uF, 25V | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C4, C6, C7, C8, C9, C10, C11 +1 |
| 1 | 2.2UF 2.2uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C2 |
| 6 | 0.1uF, 16V | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C3, C13, C14, C15, C16, C18 |
| 1 | 4.7UF/25V 4.7uF/25V | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C5 |
| 1 | 10NF 10nF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C17 |
| 2 | 10UF 10uF | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C20, C21 |
| 2 | 5.1K 5.1k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2, R3 |
| 1 | 0.47, 0.5W | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R4 |
| 3 | 470 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R5, R7, R8 |
| 1 | 100K 100k | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R6 |
Digitalnametag design files
The KiCad project lives in the robperkel/digitalnametag repository on GitHub; these links point at the commit this page was built from.
- LayoutPCB/nametag/nametag.kicad_pcb
- SchematicPCB/nametag/nametag.kicad_sch
- BOMBOM A3.csv
Digitalnametag: common questions
How big is the Digitalnametag PCB?
The Digitalnametag measures 61 × 31 mm, has 4 copper layers and is 1.482 mm thick.
How many components are on the Digitalnametag?
41 components, from 19 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 Digitalnametag design files?
From the robperkel/digitalnametag repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Digitalnametag design in my own project?
The repository has no license, so all rights stay with robperkel. Use it as a reference, and ask the author before reusing the design.
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