TWIST
About the TWIST PCB
TWIST is an open source PCB design by batterylabunipi, published on GitHub. It is a 2-layer board measuring 64 × 100 mm, with 69 components from 31 distinct parts.
Other key parts include the VOD205T, LT6003 and ADA4051. By type, the board carries 24 resistors, 13 capacitors, 9 connectors, 5 diodes, 3 ICs and 2 transistors.
From the project
TWIST is an open framework for Li-ion cell characterization based on Python and Raspberry Pi
Main components on the TWIST
TWIST bill of materials (BOM)
69 components, 31 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | VOD205T | 8-SOIC | U1 |
| 1 | LT6003 | SOT-23-5 | U2 |
| 1 | ADA4051 | SOT-23-5 | U3 |
| 2 | DMG3420U | SOT-23-3-POT | Q1, Q2 |
| 1 | DB25_MALE | DB25MC | J1 |
| 1 | ALIM_JACK | conn_alim | J2 |
| 3 | morsett_1x02_MALE | morsett_1x02 | J3, J5, J10 |
| 1 | CONN_01X06 | morsett_1x06_CB | J4 |
| 1 | CONN_01X04_MALE | morsett_1x04 | J6 |
| 1 | morsett_1x03_MALE | morsett_1x03 | J9 |
| 1 | morsett_1x02_MALE | morsett_1x02_G | J11 |
| 11 | TestPoint | TSTPOINT | +2.5V, +5V, +12V, -2.5V, -5V, CK_RELE1, CK_RELE2, DPIN1 +3 |
| 2 | TestPoint | TSTPOINT | T13, T14 |
| 1 | LED_G | 0805 | D1 |
| 2 | MBR0520L | SOD-123 | D2, D3 |
| 1 | LED_Y | 0805 | D4 |
| 1 | LED_R | 0805 | D5 |
| 1 | 100uF | C_2312 | C1 |
| 9 | 100nF | 0805 | C2, C3, C4, C5, C7, C10, C11, C12 +1 |
| 1 | 100u | 0805 | C6 |
Show 11 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 1u | 0805 | C8 |
| 1 | 1uF | 0805 | C9 |
| 7 | 1K | 0805 | R1, R3, R4, R10, R11, R12, R13 |
| 6 | 100k | 0805 | R2, R5, R8, R9, R14, R16 |
| 2 | 10K | 0805 | R6, R7 |
| 2 | 66.5k | 0805 | R15, R17 |
| 2 | 0 | 0805 | R18, R19 |
| 2 | 1M | 0805 | R20, R21 |
| 1 | 2k | 0805 | R22 |
| 1 | 990K | R_1206 | R23 |
| 1 | 330K | 0805 | R24 |
TWIST design files
The KiCad project lives in the batterylabunipi/TWIST repository on GitHub; these links point at the commit this page was built from.
TWIST: common questions
How big is the TWIST PCB?
The TWIST measures 64 × 100 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the TWIST?
69 components, from 31 distinct parts. The full bill of materials is listed on this page.
Where can I download the TWIST design files?
From the batterylabunipi/TWIST repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the TWIST design in my own project?
The repository has no license, so all rights stay with batterylabunipi. Use it as a reference, and ask the author before reusing the design.