# \[2\-layer\] JLCPCB Constraints 9PQK

## 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:** mertglm
- **Created:** 12/8/2024
- **Last Updated:** 12/8/2024
- **Visibility:** Public

## Key Components

### K1 — [SRD\-05VDC\-SL\-C](https://flux.ai/jecstronic/srd-05vdc-sl-c~oap.md)

- Manufacturer Part Number: SRD\-05VDC\-SL\-C
- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Name: Ningbo Songle Relay
- Datasheet URL: https://datasheet\.lcsc\.com/lcsc/1811021933\_Ningbo\-Songle\-Relay\-SRD\-05VDC\-SL\-C\_C35449\.pdf
- Part Type: Relay

**Pins:**
- A1 [pin A1]
- A2 [pin A2]
- COM [pin COM]
- NC [pin NC]
- NO [pin NO]

### Q1 — [2N3904S\-RTK\-PS](https://flux.ai/adrian95/2n3904s-rtk-ps~8gp.md)

- Part Type: Transistor
- Datasheet URL: https://datasheet\.lcsc\.com/lcsc/1806151220\_KEC\-Semicon\-2N3904S\-RTK\-PS\_C18536\.pdf
- Manufacturer Part Number: 2N3904S\-RTK/PS
- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Name:  KEC Semicon

**Pins:**
- B [pin 2]
- C [pin 3]
- E [pin 1]

### U1 — [PCF8574DWR](https://flux.ai/jecstronic/pcf8574dwr~mlh.md)

- Datasheet URL: https://rocelec\.widen\.net/view/pdf/zsmwgcsqj9/scps068j\.pdf?t\.download=true&u=5oefqw
- Manufacturer Part Number: PCF8574DWR
- Manufacturer Name: Texas Instruments
- License: https://creativecommons\.org/licenses/by/4\.0/
- Part Type: Integrated Circuit

**Pins:**
- \~INT\~ [pin 13]
- A0 [pin 1]
- A1 [pin 2]
- A2 [pin 3]
- P0 [pin 4]
- P1 [pin 5]
- P2 [pin 6]
- P3 [pin 7]
- P4 [pin 9]
- P5 [pin 10]
- P6 [pin 11]
- P7 [pin 12]
- SCL [pin 14]
- SDA [pin 15]
- VDD [pin 16]
- VSS [pin 8]

### U2 — [ADS1115IDGST](https://flux.ai/adrian95/ads1115idgst~uqd.md)

- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Name: Texas Instruments
- Manufacturer Part Number: ADS1115IDGST
- Part Type: Integrated Circuit
- Datasheet URL: https://www\.ti\.com/lit/ds/symlink/ads1113\.pdf

**Pins:**
- ADDR [pin 1]
- AIN0 [pin 4]
- AIN1 [pin 5]
- AIN2 [pin 6]
- AIN3 [pin 7]
- ALERT/RDY [pin 2]
- GND [pin 3]
- SCL [pin 10]
- SDA [pin 9]
- VDD [pin 8]

### U6 — [ESP32\-DEVKIT\-V1](https://flux.ai/jharwinbarrozo/esp32-devkit-v1~7xd.md)

- Part Type: Module
- Manufacturer Name:  Espressif Systems
- Manufacturer Part Number: ESP32\-DEVKIT\-V1
- Symbol Style: Parametric
- Datasheet URL: https://www\.espressif\.com/sites/default/files/documentation/esp32\_datasheet\_en\.pdf

**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]
- TX0 [pin 13]
- TX2 [pin 7]
- VIN [pin 30]
- VN [pin 18]
- VP [pin 17]

*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://flux\.ai/mertglm/2\-layer\-jlcpcb\-constraints\-9pqk\~vi](https://flux.ai/mertglm/2-layer-jlcpcb-constraints-9pqk~vi).*

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*Generated from [https://flux\.ai/mertglm/2\-layer\-jlcpcb\-constraints\-9pqk\~vi](https://flux.ai/mertglm/2-layer-jlcpcb-constraints-9pqk~vi)*