# Relay_board_v4
## Description
Use this template if you're planning to get your 1 to 2-layer board manufactured in JLCPCB. It has the via min/max and trace width constraints already baked as global rules. #project-template #template #manufacturer-design-rules
## Project Details
- **Owner:** ricra
- **Created:** 6/29/2025
- **Last Updated:** 6/29/2025
- **Visibility:** Public
## Key Components
### J1 — [XY301V-A-5.0-3P](https://www.flux.ai/jecstronic/xy301v-a-50-3p~k96.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://datasheet.lcsc.com/lcsc/2005271131_Ningbo-Xinlaiya-Elec--XY301V-A-5-0-3P_C557652.pdf
- Manufacturer Name: Microchip
- Manufacturer Part Number: XY301V-A-5.0-3P
- Part Type: Connector
**Pins:**
- PIN1 [pin 1]
- PIN2 [pin 2]
- PIN3 [pin 3]
### J2 — [XY301V-A-5.0-3P](https://www.flux.ai/jecstronic/xy301v-a-50-3p~k96.md)
- Manufacturer Part Number: XY301V-A-5.0-3P
- Manufacturer Name: Microchip
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://datasheet.lcsc.com/lcsc/2005271131_Ningbo-Xinlaiya-Elec--XY301V-A-5-0-3P_C557652.pdf
- Part Type: Connector
**Pins:**
- PIN1 [pin 1]
- PIN2 [pin 2]
- PIN3 [pin 3]
### J3 — [XY301V-A-5.0-3P](https://www.flux.ai/jecstronic/xy301v-a-50-3p~k96.md)
- Part Type: Connector
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: Microchip
- Datasheet URL: https://datasheet.lcsc.com/lcsc/2005271131_Ningbo-Xinlaiya-Elec--XY301V-A-5-0-3P_C557652.pdf
- Manufacturer Part Number: XY301V-A-5.0-3P
**Pins:**
- PIN1 [pin 1]
- PIN2 [pin 2]
- PIN3 [pin 3]
### J4 — [XY301V-A-5.0-3P](https://www.flux.ai/jecstronic/xy301v-a-50-3p~k96.md)
- Part Type: Connector
- Manufacturer Name: Microchip
- Datasheet URL: https://datasheet.lcsc.com/lcsc/2005271131_Ningbo-Xinlaiya-Elec--XY301V-A-5-0-3P_C557652.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: XY301V-A-5.0-3P
**Pins:**
- PIN1 [pin 1]
- PIN2 [pin 2]
- PIN3 [pin 3]
### J5 — [XY301V-A-5.0-3P](https://www.flux.ai/jecstronic/xy301v-a-50-3p~k96.md)
- Manufacturer Name: Microchip
- Datasheet URL: https://datasheet.lcsc.com/lcsc/2005271131_Ningbo-Xinlaiya-Elec--XY301V-A-5-0-3P_C557652.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: XY301V-A-5.0-3P
- Part Type: Connector
**Pins:**
- PIN1 [pin 1]
- PIN2 [pin 2]
- PIN3 [pin 3]
### J6 — [XY301V-A-5.0-3P](https://www.flux.ai/jecstronic/xy301v-a-50-3p~k96.md)
- Manufacturer Name: Microchip
- Datasheet URL: https://datasheet.lcsc.com/lcsc/2005271131_Ningbo-Xinlaiya-Elec--XY301V-A-5-0-3P_C557652.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: XY301V-A-5.0-3P
- Part Type: Connector
**Pins:**
- PIN1 [pin 1]
- PIN2 [pin 2]
- PIN3 [pin 3]
### J7 — [TerminalBlock-01x02P-3.50mm_Horizontal](https://www.flux.ai/adrian95/terminalblock-01x02p-350mmhorizontal~tfk.md)
- Part Type: Connector
**Pins:**
- P1 [pin 2]
- P2 [pin 1]
### J7 — [XY301V-A-5.0-3P](https://www.flux.ai/jecstronic/xy301v-a-50-3p~k96.md)
- Manufacturer Part Number: XY301V-A-5.0-3P
- Manufacturer Name: Microchip
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://datasheet.lcsc.com/lcsc/2005271131_Ningbo-Xinlaiya-Elec--XY301V-A-5-0-3P_C557652.pdf
- Part Type: Connector
**Pins:**
- PIN1 [pin 1]
- PIN2 [pin 2]
- PIN3 [pin 3]
### J8 — [XY301V-A-5.0-3P](https://www.flux.ai/jecstronic/xy301v-a-50-3p~k96.md)
- Part Type: Connector
- Manufacturer Part Number: XY301V-A-5.0-3P
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://datasheet.lcsc.com/lcsc/2005271131_Ningbo-Xinlaiya-Elec--XY301V-A-5-0-3P_C557652.pdf
- Manufacturer Name: Microchip
**Pins:**
- PIN1 [pin 1]
- PIN2 [pin 2]
- PIN3 [pin 3]
### K1 — [SRD-05VDC-SL-C](https://www.flux.ai/vasy_skral/srd-05vdc-sl-c~go1.md)
- Part Type: Relay
- Manufacturer Name: Ningbo Songle Relay
- Manufacturer Part Number: SRD-05VDC-SL-C
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1811021933_Ningbo-Songle-Relay-SRD-05VDC-SL-C_C35449.pdf
**Pins:**
- A1 [pin A1]
- A2 [pin A2]
- COM [pin COM]
- NC [pin NC]
- NO [pin NO]
### K2 — [SRD-05VDC-SL-C](https://www.flux.ai/vasy_skral/srd-05vdc-sl-c~go1.md)
- Manufacturer Part Number: SRD-05VDC-SL-C
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1811021933_Ningbo-Songle-Relay-SRD-05VDC-SL-C_C35449.pdf
- Manufacturer Name: Ningbo Songle Relay
- Part Type: Relay
**Pins:**
- A1 [pin A1]
- A2 [pin A2]
- COM [pin COM]
- NC [pin NC]
- NO [pin NO]
### K3 — [SRD-05VDC-SL-C](https://www.flux.ai/vasy_skral/srd-05vdc-sl-c~go1.md)
- Manufacturer Name: Ningbo Songle Relay
- Part Type: Relay
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1811021933_Ningbo-Songle-Relay-SRD-05VDC-SL-C_C35449.pdf
- Manufacturer Part Number: SRD-05VDC-SL-C
**Pins:**
- A1 [pin A1]
- A2 [pin A2]
- COM [pin COM]
- NC [pin NC]
- NO [pin NO]
### K4 — [SRD-05VDC-SL-C](https://www.flux.ai/vasy_skral/srd-05vdc-sl-c~go1.md)
- Manufacturer Name: Ningbo Songle Relay
- Part Type: Relay
- Manufacturer Part Number: SRD-05VDC-SL-C
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1811021933_Ningbo-Songle-Relay-SRD-05VDC-SL-C_C35449.pdf
**Pins:**
- A1 [pin A1]
- A2 [pin A2]
- COM [pin COM]
- NC [pin NC]
- NO [pin NO]
### K5 — [SRD-05VDC-SL-C](https://www.flux.ai/vasy_skral/srd-05vdc-sl-c~go1.md)
- Manufacturer Part Number: SRD-05VDC-SL-C
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1811021933_Ningbo-Songle-Relay-SRD-05VDC-SL-C_C35449.pdf
- Part Type: Relay
- Manufacturer Name: Ningbo Songle Relay
**Pins:**
- A1 [pin A1]
- A2 [pin A2]
- COM [pin COM]
- NC [pin NC]
- NO [pin NO]
### K6 — [SRD-05VDC-SL-C](https://www.flux.ai/vasy_skral/srd-05vdc-sl-c~go1.md)
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1811021933_Ningbo-Songle-Relay-SRD-05VDC-SL-C_C35449.pdf
- Manufacturer Part Number: SRD-05VDC-SL-C
- Part Type: Relay
- Manufacturer Name: Ningbo Songle Relay
**Pins:**
- A1 [pin A1]
- A2 [pin A2]
- COM [pin COM]
- NC [pin NC]
- NO [pin NO]
### K7 — [SRD-05VDC-SL-C](https://www.flux.ai/vasy_skral/srd-05vdc-sl-c~go1.md)
- Manufacturer Name: Ningbo Songle Relay
- Part Type: Relay
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1811021933_Ningbo-Songle-Relay-SRD-05VDC-SL-C_C35449.pdf
- Manufacturer Part Number: SRD-05VDC-SL-C
**Pins:**
- A1 [pin A1]
- A2 [pin A2]
- COM [pin COM]
- NC [pin NC]
- NO [pin NO]
### K8 — [SRD-05VDC-SL-C](https://www.flux.ai/vasy_skral/srd-05vdc-sl-c~go1.md)
- Manufacturer Part Number: SRD-05VDC-SL-C
- Datasheet URL: https://datasheet.lcsc.com/lcsc/1811021933_Ningbo-Songle-Relay-SRD-05VDC-SL-C_C35449.pdf
- Part Type: Relay
- Manufacturer Name: Ningbo Songle Relay
**Pins:**
- A1 [pin A1]
- A2 [pin A2]
- COM [pin COM]
- NC [pin NC]
- NO [pin NO]
### LED1 — [LED-1206-Template](https://www.flux.ai/vasy_skral/led-1206-template~1mo.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED2 — [LED-1206-Template](https://www.flux.ai/vasy_skral/led-1206-template~1mo.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED3 — [LED-1206-Template](https://www.flux.ai/vasy_skral/led-1206-template~1mo.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED4 — [LED-1206-Template](https://www.flux.ai/vasy_skral/led-1206-template~1mo.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED5 — [LED-1206-Template](https://www.flux.ai/vasy_skral/led-1206-template~1mo.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED6 — [LED-1206-Template](https://www.flux.ai/vasy_skral/led-1206-template~1mo.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED7 — [LED-1206-Template](https://www.flux.ai/vasy_skral/led-1206-template~1mo.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED8 — [LED-1206-Template](https://www.flux.ai/vasy_skral/led-1206-template~1mo.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED9 — [LED-1206-Template](https://www.flux.ai/vasy_skral/led-1206-template~1mo.md)
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### PS1 — [IRM-10-5](https://www.flux.ai/vasy_skral/irm-10-5~rwz.md)
- Part Type: ACDC
- Datasheet URL: https://www.meanwellusa.com/upload/pdf/IRM-10/IRM-10-spec.pdf
- Manufacturer Part Number: IRM-10-5
- Manufacturer Name: MEAN WELL USA Inc.
**Pins:**
- -Vo [pin 3]
- +Vo [pin 4]
- AC/L [pin 2]
- AC/N [pin 1]
### U1 — [ULN2803ADWR](https://www.flux.ai/adrian95/uln2803adwr~tjw.md)
- Part Type: Transistor
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Texas%20Instruments%20PDFs/ULN2803A_Rev2015.pdf
- Manufacturer Part Number: ULN2803ADWR
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: Texas Instruments
**Pins:**
- COM [pin 10]
- GND [pin 9]
- I1 [pin 1]
- I2 [pin 2]
- I3 [pin 3]
- I4 [pin 4]
- I5 [pin 5]
- I6 [pin 6]
- I7 [pin 7]
- I8 [pin 8]
- O1 [pin 18]
- O2 [pin 17]
- O3 [pin 16]
- O4 [pin 15]
- O5 [pin 14]
- O6 [pin 13]
- O7 [pin 12]
- O8 [pin 11]
### U2 — [ESP32-DEVKIT-V1](https://www.flux.ai/vasyl/esp32-devkit-v1~zya.md)
- Part Type: Module
- Symbol Style: Parametric
- Manufacturer Part Number: ESP32-DEVKIT-V1
- Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf
- Manufacturer Name: Espressif Systems
**Pins:**
- 3V3 [pin 1]
- D12 [pin 27]
- D13 [pin 28]
- D14 [pin 26]
- D15 [pin 3]
- D18 [pin 9]
- D19 [pin 10]
- D2 [pin 4]
- D21 [pin 11]
- D22 [pin 14]
- D23 [pin 15]
- D25 [pin 23]
- D26 [pin 24]
- D27 [pin 25]
- D32 [pin 21]
- D33 [pin 22]
- D34 [pin 19]
- D35 [pin 20]
- D4 [pin 5]
- D5 [pin 8]
- EN [pin 16]
- GND [pin 2]
- GND__1 [pin 29]
- RX0 [pin 12]
- RX2 [pin 6]
- sensor_VN [pin 18]
- sensor_VP [pin 17]
- TX0 [pin 13]
- TX2 [pin 7]
- VIN [pin 30]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/ricra/relayboardv4~ly](https://www.flux.ai/ricra/relayboardv4~ly).*
---
*Generated from [https://www.flux.ai/ricra/relayboardv4~ly](https://www.flux.ai/ricra/relayboardv4~ly)*