Bms buck boost
About the Bms buck boost PCB
Bms buck boost is an open source PCB design by tor1kk, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 35.1 × 28.9 mm, with 34 components from 25 distinct parts.
Other key parts include the MCP73831-2-OT, DW01A and TPS63020DSJR. By type, the board carries 11 capacitors, 9 resistors, 4 diodes, 3 ICs, 3 connectors and 2 transistors.
It belongs with the power & battery designs in this gallery.
From the project
Battery Management System (BMS) with Buck-Boost Converter
This Battery Management System (BMS) with Buck-Boost Converter is designed for lithium battery applications, providing a flexible voltage range of 3-5V. It is particularly useful in projects requiring stable 3.3V or 5V outputs. The system includes a charging circuit, protection circuit, and a DC-DC buck-boost converter, ensuring consistent voltage, enhanced battery safety, and adaptability for various devices.
Main components on the Bms buck boost
Bms buck boost bill of materials (BOM)
34 components, 25 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MCP73831-2-OT | SOT-23-5 | U1 |
| 1 | DW01A | SOT23-6 | U2 |
| 1 | TPS63020DSJR | IC_TPS63020DSJR | U3 |
| 1 | FS8205A | SOP65P640X120-8N | Q1 |
| 1 | AO3401A | SOT-23 | Q2 |
| 1 | USB_C_Receptacle_PowerOnly_6P | USB_C_Receptacle_GCT_USB4125-xx-x-0190_6P_TopMnt_Horizontal | J1 |
| 1 | Conn_01x02_Pin | PinSocket_1x02_P2.54mm_Vertical | J2 |
| 1 | Conn_01x03_Pin | PinHeader_1x03_P2.54mm_Vertical | J4 |
| 1 | 100K | Potentiometer_Bourns_3296W_Vertical | RV1 |
| 1 | LED | D_0805_2012Metric | D1 |
| 1 | LESD5D5.0CT1G | D_SOD-523 | D2 |
| 2 | 1N5819WS | D_SOD-323F | D3, D4 |
| 1 | 2.2uH | L_Chilisin_BMRx00060630 | L1 |
| 2 | 4.7uF | CP_EIA-3216-18_Kemet-A | C1, C2 |
| 2 | 100nF | C_0805_2012Metric | C3, C6 |
| 2 | 10uF | C_0805_2012Metric | C4, C5 |
| 4 | 22uF | C_0805_2012Metric | C7, C8, C9, C10 |
| 1 | 100uF | CP_EIA-3528-21_Kemet-B | C11 |
| 2 | 2K | R_0603_1608Metric | R1, R4 |
| 1 | 1K | R_0603_1608Metric | R2 |
Show 5 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 100R | R_0603_1608Metric | R3 |
| 2 | 5.1K | R_0603_1608Metric | R5, R6 |
| 1 | 50K | R_0603_1608Metric | R7 |
| 1 | 1,1M | R_0603_1608Metric | R10 |
| 1 | 120K | R_0603_1608Metric | R11 |
Bms buck boost design files
The KiCad project lives in the tor1kk/bms-buck-boost repository on GitHub; these links point at the commit this page was built from.
- LayoutBMS_Buck-Boost.kicad_pcb
- SchematicBMS_Buck-Boost.kicad_sch
Bms buck boost: common questions
How big is the Bms buck boost PCB?
The Bms buck boost measures 35.1 × 28.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Bms buck boost?
34 components, from 25 distinct parts. The full bill of materials is listed on this page.
Where can I download the Bms buck boost design files?
From the tor1kk/bms-buck-boost 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 buck boost design in my own project?
Yes, under the terms of its GPL-3.0 license, which tor1kk chose for the repository.
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