Tama
About the Tama PCB
Tama is an open source PCB design by rough-rat, published on GitHub. It is a 4-layer board measuring 35 × 50 mm, with 68 components from 21 distinct parts.
Other key parts include the SPX3819M5-L-3-3, BQ24073RGT, SY6280AAC, SM02B-GHS-TB(LF)(SN) and USBLC6-2P6. By type, the board carries 29 resistors, 23 capacitors, 7 ICs, 3 switches, 2 diodes and 1 transistor.
Main components on the Tama
Tama bill of materials (BOM)
68 components, 21 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SPX3819M5-L-3-3 | SOT-23-5 | U1 |
| 1 | BQ24073RGT | VQFN-16-1EP_3x3mm_P0.5mm_EP1.6x1.6mm_ThermalVias | U2 |
| 1 | SY6280AAC | SOT-23-5_L3.0-W1.7-P0.95-LS2.8-BL | U3 |
| 1 | SM02B-GHS-TB(LF)(SN) | CONN-SMD_SM02B-GHS-TB-LF-SN | U5 |
| 1 | USBLC6-2P6 | SOT-666 | U6 |
| 1 | ALS-PT204-6C/L177 | SENSOR-TH_BD4.0-P2.54-D0.5-1 | U7 |
| 1 | MMA8451QR1 | QFN-16_L3.0-W3.0-P0.50-TL_FXOS8700CQR1 | U9 |
| 1 | 2N7002 | SOT-23 | Q5 |
| 1 | MLT-8530 | BUZ-SMD_4P-L8.5-W8.5-P8.50-BR | BUZZER2 |
| 1 | MIC-4013-G-G00 | MIC-SMD_BD4.0-4013_SMDA | MIC102 |
| 1 | HDC1080DMBR | SENSOR-SMD_HDC1080DMBR | S1 |
| 2 | EVQPUC02K | SW-SMD_EVQPUD02K | SW1, SW2 |
| 1 | GT-USB-7055E | USB-C-SMD_GT-USB-7055E | USB1 |
| 1 | LED_WHITE | LED_0603_1608Metric | D1 |
| 1 | LED_RED | LED_0603_1608Metric | D2 |
| 10 | 10u | C_0603_1608Metric | C1, C2, C3, C4, C9, C11, C12, C14 +2 |
| 13 | 100n | C_0402_1005Metric | C5, C6, C7, C8, C10, C13, C16, C17 +5 |
| 11 | 3k | R_0402_1005Metric | R1, R8, R13, R14, R16, R20, R21, R23 +3 |
| 4 | 5.1k | R_0402_1005Metric | R2, R3, R6, R12 |
| 6 | 10k | R_0402_1005Metric | R4, R5, R7, R15, R18, R22 |
Show 1 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 8 | 100k | R_0402_1005Metric | R9, R10, R11, R17, R19, R24, R28, R29 |
Tama design files
The KiCad project lives in the rough-rat/tama repository on GitHub; these links point at the commit this page was built from.
- Layouttama.kicad_pcb
- Schematictama.kicad_sch
Tama: common questions
How big is the Tama PCB?
The Tama measures 35 × 50 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Tama?
68 components, from 21 distinct parts. The full bill of materials is listed on this page.
Where can I download the Tama design files?
From the rough-rat/tama repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Tama design in my own project?
The repository has no license, so all rights stay with rough-rat. Use it as a reference, and ask the author before reusing the design.