Buck bidireccional
aguscsc·Bidirectional-Buck-DC-DC-converter·Design/pcb/buck_bidireccional/buck_bidireccional.kicad_pcb
About the Buck bidireccional PCB
Buck bidireccional is an open source PCB design by aguscsc, published on GitHub under the MIT license. It is a 2-layer board measuring 85 × 60 mm, with 20 components from 13 distinct parts.
Other key parts include the IR2184. By type, the board carries 4 capacitors, 4 resistors, 2 transistors, 2 connectors, 1 IC and 1 test point.
It belongs with the power & battery and test & measurement designs in this gallery.
From the project
This repository contains the development steps for the making of a Bidirectional Buck DC-DC converter
This repository documents the design and implementation of a bidirectional DC-DC converter. The system can operate in both buck mode (step-down) and boost mode (step-up), enabling power flow in both directions.
Multisim, Ltspice and MATLAB/Simulink coil64 - PCB
Kicad ## 📐 Specifications - Switching frequency: 60 kHz - Maximum power: 5 W
$I{sat} = \frac{B{sat}\cdot l}{\mu{0}\cdot \mu{r}\cdot N}$ Where: - \($I{sat}$\) = Saturation current - \($B{sat}$\) = saturation flux density of the core material - \($l$\) = effective magnetic path length of the core - \($\mu{0}$\) = permeability of a…

Main components on the Buck bidireccional
Buck bidireccional bill of materials (BOM)
20 components, 13 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | IR2184 | SOIC-8_3.9x4.9mm_P1.27mm | U1 |
| 2 | NMOS | TO-220-3_Vertical | Q1, Q2 |
| 2 | Screw_Terminal_01x02 | TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_Horizontal | J2, J3 |
| 3 | Conn_01x02_Pin | PinHeader_1x02_P2.54mm_Vertical | PWM1, Vgs_Q2, Vl1 |
| 1 | TestPoint | TestPoint_Bridge_Pitch5.08mm_Drill1.3mm | TP1 |
| 1 | Screw_Terminal_01x02 | TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_Horizontal | Vcc1 |
| 1 | D_Schottky | D_A-405_P7.62mm_Horizontal | D4 |
| 1 | 1m | buck_inductor | L1 |
| 1 | 6.8u | CP_Radial_D5.0mm_P2.00mm | C1 |
| 1 | 2.2u | CP_Radial_D5.0mm_P2.00mm | C2 |
| 2 | 100n | CP_Radial_D5.0mm_P2.00mm | C3, C4 |
| 2 | 10 | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R2, R3 |
| 2 | 10k | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R4, R5 |
Buck bidireccional design files
The KiCad project lives in the aguscsc/Bidirectional-Buck-DC-DC-converter repository on GitHub; these links point at the commit this page was built from.
Buck bidireccional: common questions
How big is the Buck bidireccional PCB?
The Buck bidireccional measures 85 × 60 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Buck bidireccional?
20 components, from 13 distinct parts. The full bill of materials is listed on this page.
Where can I download the Buck bidireccional design files?
From the aguscsc/Bidirectional-Buck-DC-DC-converter repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Buck bidireccional design in my own project?
Yes, under the terms of its MIT license, which aguscsc chose for the repository.
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