Back To Back-Convertidor-Bidireccional-AC-AC-
About the Back To Back-Convertidor-Bidireccional-AC-AC- PCB
Back To Back-Convertidor-Bidireccional-AC-AC- is an open source ESP32 PCB design by FernandoVB01, published on GitHub. It is a 4-layer board measuring 340 × 240 mm, with 239 components from 80 distinct parts.
Its main chip is the ESP32-S3-WROOM-1-N8, from the ESP32 family. Other key parts include the STM32G474VET6, UCC21520DW, LM358, LM339 and LMR33630 24->15V. By type, the board carries 34 capacitors, 22 connectors, 15 transistors, 14 ICs, 8 diodes and 6 inductors.
From the project
Convertidor trifásico regenerativo completo: rectificador activo (AFE) + inversor con control vectorial, bus DC común, control en STM32G474 y telemetría en ESP32-S3. Diseño en KiCad 9, validado por simulación.
Convertidor trifásico regenerativo completo: rectificador activo (AFE) + inversor con control vectorial, bus DC común, control en STM32G474 y telemetría en ESP32-S3. Diseño en KiCad 9, validado por simulación.
Punto de diseño: 15 kVA · 400 VLL · 60 Hz · Vdc ≤ 800 V · f_sw 16 kHz.
Eso hace todo en orden. Tarda unos minutos (lo más lento es LTspice).
No son intercambiables. run.ps1 elige el correcto en cada paso, pero si lanzas algo a mano tienes que saberlo:
Main components on the Back To Back-Convertidor-Bidireccional-AC-AC-
Back To Back-Convertidor-Bidireccional-AC-AC- bill of materials (BOM)
239 components, 80 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | STM32G474VET6 | LQFP-100_14x14mm_P0.5mm | U1 |
| 6 | UCC21520DW | SOIC-16W_7.5x10.3mm_P1.27mm | U11, U12, U13, U14, U15, U16 |
| 1 | LM358 | SOIC-8_3.9x4.9mm_P1.27mm | U20 |
| 1 | LM339 | SOIC-14_3.9x8.7mm_P1.27mm | U30 |
| 1 | LMR33630 24->15V | SOT-23-5 | U40 |
| 1 | LMR33630 15->5V | SOT-23-5 | U41 |
| 1 | TLV75833 5->3V3 | SOT-23-5 | U42 |
| 1 | ADuM1401ARWZ | SOIC-16W_7.5x10.3mm_P1.27mm | U50 |
| 1 | ESP32-S3-WROOM-1-N8 | ESP32-S3-WROOM-1 | U60 |
| 12 | C3M0075120K | TO-247-4_Vertical | Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8 +4 |
| 3 | AO3400 | SOT-23 | Q20, Q21, Q22 |
| 1 | 24MHz | Crystal_SMD_3225-4Pin_3.2x2.5mm | X1 |
| 1 | RED 3~ + PE | TerminalBlock_Phoenix_MKDS-1,5-4_1x04_P5.00mm_Horizontal | J1 |
| 1 | R FRENADO | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | J3 |
| 1 | MOTOR U/V/W/PE | TerminalBlock_Phoenix_MKDS-1,5-4_1x04_P5.00mm_Horizontal | J4 |
| 1 | HALL AIN_IAFE_A | TerminalBlock_Phoenix_MKDS-1,5-3_1x03_P5.00mm_Horizontal | J10 |
| 1 | HALL AIN_IAFE_B | TerminalBlock_Phoenix_MKDS-1,5-3_1x03_P5.00mm_Horizontal | J11 |
| 1 | HALL AIN_IAFE_C | TerminalBlock_Phoenix_MKDS-1,5-3_1x03_P5.00mm_Horizontal | J12 |
| 1 | HALL AIN_IMOT_U | TerminalBlock_Phoenix_MKDS-1,5-3_1x03_P5.00mm_Horizontal | J13 |
| 1 | HALL AIN_IMOT_V | TerminalBlock_Phoenix_MKDS-1,5-3_1x03_P5.00mm_Horizontal | J14 |
Show 60 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | HALL AIN_IMOT_W | TerminalBlock_Phoenix_MKDS-1,5-3_1x03_P5.00mm_Horizontal | J15 |
| 1 | SWD | PinHeader_1x04_P2.54mm_Vertical | J20 |
| 1 | CONTACTOR LINEA K1 | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | J30 |
| 1 | BYPASS PRECARGA K2 | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | J31 |
| 1 | VENTILADOR | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | J32 |
| 1 | E-STOP | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | J33 |
| 1 | 24 Vdc IN | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | J40 |
| 1 | DCDC ISO 15V rama 1 | PinHeader_1x04_P2.54mm_Vertical | J50 |
| 1 | DCDC ISO 15V rama 2 | PinHeader_1x04_P2.54mm_Vertical | J51 |
| 1 | DCDC ISO 15V rama 3 | PinHeader_1x04_P2.54mm_Vertical | J52 |
| 1 | DCDC ISO 15V rama 4 | PinHeader_1x04_P2.54mm_Vertical | J53 |
| 1 | DCDC ISO 15V rama 5 | PinHeader_1x04_P2.54mm_Vertical | J54 |
| 1 | DCDC ISO 15V rama 6 | PinHeader_1x04_P2.54mm_Vertical | J55 |
| 1 | CAMPO / ETHERNET | TerminalBlock_Phoenix_MKDS-1,5-4_1x04_P5.00mm_Horizontal | J60 |
| 2 | 470n X2 | C_Rect_L24.0mm_W10.3mm_P22.50mm_MKT | CX1, CX2 |
| 3 | 4n7 Y2 | C_Disc_D9.0mm_W2.5mm_P5.00mm | CY1, CY2, CY3 |
| 12 | BAV21 | D_SOD-123 | DGH1, DGH2, DGH3, DGH4, DGH5, DGH6, DGL1, DGL2 +4 |
| 3 | 25A aR | Fuseholder_Blade_ATO_Littelfuse_Pudenz_2_Pin | F1, F2, F3 |
| 1 | 3A | Fuseholder_Blade_ATO_Littelfuse_Pudenz_2_Pin | F10 |
| 1 | BYPASS PRECARGA | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | K2 |
| 3 | 3mH CM | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | LCM1, LCM2, LCM3 |
| 1 | 2A rearmable | Fuseholder_Blade_ATO_Littelfuse_Pudenz_2_Pin | PF1 |
| 6 | 100R 0.1% | R_1206_3216Metric | RB1, RB2, RB3, RB4, RB5, RB6 |
| 16 | 1k | R_0603_1608Metric | RB1A, RB1B, RB2A, RB2B, RB3A, RB3B, RB4A, RB4B +8 |
| 6 | 10n C0G | C_0603_1608Metric | RB1C, RB2C, RB3C, RB4C, RB5C, RB6C |
| 6 | 4n7 C0G | C_0603_1608Metric | RB1D, RB2D, RB3D, RB4D, RB5D, RB6D |
| 12 | BAT54 | D_SOD-123 | RB1H, RB1L, RB2H, RB2L, RB3H, RB3L, RB4H, RB4L +4 |
| 7 | 10k | R_0603_1608Metric | RDT1, RDT2, RDT3, RDT4, RDT5, RDT6, RES1 |
| 5 | 200k 0.1% | R_1206_3216Metric | RDV1, RDV2, RDV3, RDV4, RDV5 |
| 1 | 1k 0.1% | R_1206_3216Metric | RDV6 |
| 12 | 10R | R_2512_6332Metric | RGH1, RGH2, RGH3, RGH4, RGH5, RGH6, RGL1, RGL2 +4 |
| 12 | 3R3 | R_2512_6332Metric | RGOH1, RGOH2, RGOH3, RGOH4, RGOH5, RGOH6, RGOL1, RGOL2 +4 |
| 2 | 10k 0.1% | R_0603_1608Metric | RNTC1, RNTC2 |
| 1 | 4k7 | R_0603_1608Metric | RPU1 |
| 2 | 10k B3950 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | RT1, RT2 |
| 3 | 20D471K | RV_Disc_D12mm_W4.6mm_P7.5mm | RV1, RV2, RV3 |
| 1 | NRST | SW_Push_1P1T_NO_CK_KMR2 | SW1 |
| 1 | ESP_EN | SW_Push_1P1T_NO_CK_KMR2 | SW60 |
| 1 | ESP_BOOT | SW_Push_1P1T_NO_CK_KMR2 | SW61 |
| 4 | PESD5V0 | D_SOD-123 | TVF1, TVF2, TVF3, TVF4 |
| 12 | +20/-6V | D_SOD-123 | TVGH1, TVGH2, TVGH3, TVGH4, TVGH5, TVGH6, TVGL1, TVGL2 +4 |
| 2 | 5KP440A | D_SMA | TVS1, TVS2 |
| 1 | SMBJ33A | D_SMA | TVS3 |
| 1 | BUS LIVE | LED_0805_2012Metric | D1 |
| 3 | 1N4148 | D_SOD-123 | D20, D21, D22 |
| 1 | LED_RUN | LED_0805_2012Metric | D30 |
| 1 | LED_FAULT | LED_0805_2012Metric | D31 |
| 1 | IO_LED_LINK | LED_0805_2012Metric | D60 |
| 1 | IO_LED_MQTT | LED_0805_2012Metric | D61 |
| 3 | 1.5mH | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | L1A, L1B, L1C |
| 3 | 0.6mH | TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | L2A, L2B, L2C |
| 4 | 150uF 900V | CP_Radial_D35.0mm_P10.00mm_SnapIn | C1, C2, C3, C4 |
| 1 | 470u 35V | C_1210_3225Metric | C40 |
| 1 | 220u 25V | C_1210_3225Metric | C41 |
| 1 | 100u 10V | C_1210_3225Metric | C42 |
| 1 | 47u 10V | C_1210_3225Metric | C43 |
| 20 | 100n | C_0603_1608Metric | C50, C51, C61, C62, C100, C101, C102, C103 +12 |
| 2 | 10u | C_0805_2012Metric | C60, C70 |
| 2 | 4u7 | C_0805_2012Metric | C110, C111 |
| 2 | 18p | C_0603_1608Metric | C112, C113 |
Back To Back-Convertidor-Bidireccional-AC-AC- design files
The KiCad project lives in the FernandoVB01/Back_To_Back-Convertidor-Bidireccional-AC-AC- repository on GitHub; these links point at the commit this page was built from.
- Layoutkicad/b2b_converter.kicad_pcb
- Schematickicad/b2b_converter.kicad_sch
Back To Back-Convertidor-Bidireccional-AC-AC-: common questions
What microcontroller does the Back To Back-Convertidor-Bidireccional-AC-AC- use?
The Back To Back-Convertidor-Bidireccional-AC-AC- is built around the ESP32-S3-WROOM-1-N8, from the ESP32 family.
How big is the Back To Back-Convertidor-Bidireccional-AC-AC- PCB?
The Back To Back-Convertidor-Bidireccional-AC-AC- measures 340 × 240 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Back To Back-Convertidor-Bidireccional-AC-AC-?
239 components, from 80 distinct parts. The full bill of materials is listed on this page.
Where can I download the Back To Back-Convertidor-Bidireccional-AC-AC- design files?
From the FernandoVB01/Back_To_Back-Convertidor-Bidireccional-AC-AC- repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Back To Back-Convertidor-Bidireccional-AC-AC- design in my own project?
The repository has no license, so all rights stay with FernandoVB01. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Back To Back-Convertidor-Bidireccional-AC-AC- without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP32 firmware against it before you order a PCB.
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