Kicad buck converter
About the Kicad buck converter PCB
Kicad buck converter is an open source PCB design by ddennis18, published on GitHub. It is a 2-layer board measuring 43 × 21 mm, with 15 components from 11 distinct parts.
Other key parts include the LM2596S-ADJ. By type, the board carries 4 connectors, 4 capacitors, 2 diodes, 2 resistors, 1 IC and 1 inductor.
It belongs with the power & battery designs in this gallery.
From the project
KiCad design for an adjustable, non-isolated step-down DC-DC converter based on the TI LM2596S-ADJ switching regulator.
KiCad design for an adjustable, non-isolated step-down DC-DC converter based on the TI LM2596S-ADJ switching regulator.
- Adjustable output voltage set with RV1 (10 kOhm potentiometer). - LM2596S-ADJ regulator with an SS34 Schottky catch diode and 47 uH inductor. - Single-pin 2.54 mm through-hole terminals for input and output. - Design credit in the schematic: Osemwegie Osemwonken Darius Dennis (D18S).
Main components on the Kicad buck converter
Kicad buck converter bill of materials (BOM)
15 components, 11 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LM2596S-ADJ | TO-263-5_TabPin3 | U1 |
| 4 | Conn_01x01_Pin | PinHeader_1x01_P2.54mm_Vertical | J1, J2, J3, J4 |
| 1 | 10K | Potentiometer_Bourns_3296W_Vertical | RV1 |
| 1 | LED | LED_0603_1608Metric | D1 |
| 1 | SS34 | D_SMA | D2 |
| 1 | 47uH | L_Bourns_SRR1260 | L1 |
| 2 | 100nF | C_0603_1608Metric | C1, C4 |
| 1 | 100uF | CP_Elec_8x10 | C2 |
| 1 | 220uF | CP_Elec_8x10 | C3 |
| 1 | 1K | R_0603_1608Metric | R1 |
| 1 | 4K7 | R_0603_1608Metric | R3 |
Kicad buck converter design files
The KiCad project lives in the ddennis18/kicad-buck-converter repository on GitHub; these links point at the commit this page was built from.
- Layoutbuck-converter.kicad_pcb
- Schematicbuck-converter.kicad_sch
- BOMREADME.md
Kicad buck converter: common questions
How big is the Kicad buck converter PCB?
The Kicad buck converter measures 43 × 21 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Kicad buck converter?
15 components, from 11 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 Kicad buck converter design files?
From the ddennis18/kicad-buck-converter 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 Kicad buck converter design in my own project?
The repository has no license, so all rights stay with ddennis18. Use it as a reference, and ask the author before reusing the design.
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