DC-DC Buck convertor
About the DC-DC Buck convertor PCB
DC-DC Buck convertor is an open source PCB design by harris8099, published on GitHub. It is a 2-layer board measuring 33.5 × 16.4 mm, with 16 components from 13 distinct parts.
Other key parts include the LMR51450SDRRR. By type, the board carries 6 capacitors, 6 resistors, 2 connectors, 1 IC and 1 inductor.
It belongs with the power & battery designs in this gallery.
Main components on the DC-DC Buck convertor
DC-DC Buck convertor bill of materials (BOM)
16 components, 13 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LMR51450SDRRR Texas Instruments | CONV_LMR51450SDRRR | U1 |
| 2 | CONN_01X02_SOCKET Conn_01x02_Socket | PinHeader_1x02_P2.54mm_Vertical | J1, J2 |
| 1 | 6.8UH 6.8uH | L_Axial_L9.5mm_D4.0mm_P12.70mm_Horizontal_Fastron_SMCC | L1 |
| 2 | 10UF 10uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C2 |
| 2 | 0.1UF 0.1uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C3, C4 |
| 1 | 22PF 22pF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C5 |
| 1 | 100UF 100uF | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C6 |
| 1 | 82K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1 |
| 1 | 21.5K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R2 |
| 1 | 25.5K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R3 |
| 1 | 282K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R4 |
| 1 | 33.2K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R5 |
| 1 | 1K | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R6 |
DC-DC Buck convertor design files
The KiCad project lives in the harris8099/Kicad-projects repository on GitHub; these links point at the commit this page was built from.
DC-DC Buck convertor: common questions
How big is the DC-DC Buck convertor PCB?
The DC-DC Buck convertor measures 33.5 × 16.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the DC-DC Buck convertor?
16 components, from 13 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the DC-DC Buck convertor design files?
From the harris8099/Kicad-projects repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the DC-DC Buck convertor design in my own project?
The repository has no license, so all rights stay with harris8099. Use it as a reference, and ask the author before reusing the design.
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