Cell holder board
About the Cell holder board
Cell holder board is an open source PCB design by tjorvenhillmann, published on GitHub. It is a 2-layer board measuring 101 × 101 mm, with 52 components from 21 distinct parts.
Other key parts include the LTV-817, 1043P and ACS712xLCTR-20A. By type, the board carries 19 resistors, 10 ICs, 6 transistors, 4 modules, 3 connectors and 2 capacitors.
It belongs with the power & battery and sensors designs in this gallery.
From the project
Repository for Arduino & ESP source code for a initial version of a battery management system. The BMs meaures individual cell voltages, as well as current and temperatures. SOC and SOH algorithms will be implemented additionally.
Main components on the Cell holder board
Cell holder board bill of materials (BOM)
52 components, 21 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 5 | LTV-817 | DIP-4_W7.62mm | U1, U11, U12, U13, U14 |
| 4 | 1043P | 1043P | U2, U3, U4, U5 |
| 1 | ACS712xLCTR-20A | SOIC-8_3.9x4.9mm_P1.27mm | U10 |
| 4 | Prototyping_Wood_Hole | Prototyping_Wood_Hole | M1, M2, M3, M4 |
| 2 | IRLB8721PBF | TO-220-3_Vertical | Q1, Q2 |
| 4 | Q_NMOS_GSD | SOT-23 | Q3, Q4, Q5, Q6 |
| 1 | Conn_01x20_Pin | IDC-Header_2x10_P2.54mm_Vertical | J1 |
| 1 | Load_connector | TerminalBlock_bornier-2_P5.08mm | J2 |
| 1 | aux_I | TerminalBlock_bornier-2_P5.08mm | J3 |
| 1 | Fuse | Fuse_Glass_5x20mm | F1 |
| 1 | 17 | Prototyping_Pad_Data | PAD1 |
| 1 | 19 | Prototyping_Pad_Data | PAD2 |
| 4 | Thermistor | R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical | TH1, TH2, TH3, TH4 |
| 1 | 20V | D_SMA | D1 |
| 1 | 220n 25V | C_0805_2012Metric | C1 |
| 1 | 1n | C_0805_2012Metric | C2 |
| 5 | 1k | R_0805_2012Metric | R1, R23, R27, R31, R35 |
| 1 | 47k | R_0805_2012Metric | R2 |
| 1 | 4.7k | R_0805_2012Metric | R3 |
| 8 | 100 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R20, R21, R24, R25, R28, R29, R32, R33 |
Show 1 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | 100k | R_0805_2012Metric | R22, R26, R30, R34 |
Cell holder board design files
The KiCad project lives in the tjorvenhillmann/BMS-Project-WS23 repository on GitHub; these links point at the commit this page was built from.
Cell holder board: common questions
How big is the Cell holder board?
The Cell holder board measures 101 × 101 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Cell holder board?
52 components, from 21 distinct parts. The full bill of materials is listed on this page.
Where can I download the Cell holder board design files?
From the tjorvenhillmann/BMS-Project-WS23 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Cell holder board design in my own project?
The repository has no license, so all rights stay with tjorvenhillmann. Use it as a reference, and ask the author before reusing the design.
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