BMS 1.1
About the BMS 1.1 PCB
BMS 1.1 is an open source PCB design by Purdue-Space-Program, published on GitHub. It is a 2-layer board measuring 89.5 × 130 mm, with 113 components from 28 distinct parts.
Other key parts include the ADBMS1818ASWZ and SQM120P10_10M1LGE3. By type, the board carries 53 resistors, 23 capacitors, 17 connectors, 4 diodes, 3 ICs and 2 transistors.
It belongs with the power & battery designs in this gallery.
From the project
Boards and other components for R4
��# PSPLR4Avionics_Hardware
Main components on the BMS 1.1
BMS 1.1 bill of materials (BOM)
113 components, 28 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ADBMS1818ASWZ | SW-64-2_ADI | U1 |
| 2 | SQM120P10_10M1LGE3 | TO-263-2 | U4, U5 |
| 1 | NPN | SOT-223-3_TabPin2 | Q1 |
| 1 | IPB031N08N5 | TO-263-2 | Q3 |
| 4 | XT90PW-M | AMASS_XT90PW-M | J1, J2, J3, J4 |
| 9 | Screw_Terminal_01x02 | HANDSON_KF301-2P | J5, J6, J7, J8, J9, J10, J11, J12 +1 |
| 1 | SIG1 | HANDSON_KF301-2P | J14 |
| 1 | SIG2 | HANDSON_KF301-2P | J17 |
| 1 | GND | HANDSON_KF301-2P | J18 |
| 1 | THERM | HANDSON_KF301-2P | J19 |
| 2 | TEST PAD | TestPoint_Loop_D1.80mm_Drill1.0mm_Beaded | BATT+1, BATT-1 |
| 8 | Pad | TestPoint_Loop_D1.80mm_Drill1.0mm_Beaded | BATT+18, CS1, GND1, MISO1, MOSI1, SCK1, THERM+1, THERM-1 |
| 1 | Injection Pad | TestPoint_Loop_D1.80mm_Drill1.0mm_Beaded | MAIN_INJ1 |
| 1 | MAIN_OPEN | LED_0805_2012Metric | D1 |
| 1 | ON | LED_0805_2012Metric | D5 |
| 2 | GPIO LED | LED_0805_2012Metric | D6, D7 |
| 19 | 100nF | C_0805_2012Metric | C1, C2, C3, C4, C5, C6, C7, C8 +11 |
| 3 | 1uF | C_0805_2012Metric | C19, C20, C21 |
| 1 | 10nF | C_0805_2012Metric | C23 |
| 26 | 100 | R_0805_2012Metric | R1, R3, R6, R8, R10, R12, R14, R16 +18 |
Show 8 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 20000 | R_0805_2012Metric | R2 |
| 18 | 33 | R_1210_3225Metric | R4, R7, R9, R11, R13, R15, R17, R19 +10 |
| 2 | 10000 | R_0805_2012Metric | R5, R47 |
| 1 | 1K | R_0805_2012Metric | R48 |
| 1 | 3K | R_0805_2012Metric | R49 |
| 2 | 0 | R_0805_2012Metric | R50, R64 |
| 1 | 10K | R_0805_2012Metric | R52 |
| 1 | 2400 | R_0805_2012Metric | R53 |
BMS 1.1 design files
The KiCad project lives in the Purdue-Space-Program/PSPL_R4_Avionics_Hardware repository on GitHub; these links point at the commit this page was built from.
- Layoutbms/BMS_1.1/BMS_1.1.kicad_pcb
- Schematicbms/BMS_1.1/BMS_1.1.kicad_sch
BMS 1.1: common questions
How big is the BMS 1.1 PCB?
The BMS 1.1 measures 89.5 × 130 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the BMS 1.1?
113 components, from 28 distinct parts. The full bill of materials is listed on this page.
Where can I download the BMS 1.1 design files?
From the Purdue-Space-Program/PSPL_R4_Avionics_Hardware repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the BMS 1.1 design in my own project?
The repository has no license, so all rights stay with Purdue-Space-Program. Use it as a reference, and ask the author before reusing the design.
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