# ESP32 DAQ THT
## Description
A DAQ for Refrigerators using ESP32.
## Project Details
- **Owner:** atharvsupekar
- **Created:** 3/28/2025
- **Last Updated:** 6/14/2025
- **Visibility:** Public
- **Copies:** 2
## Key Components
### Power Supply — [KCDI-101](https://www.flux.ai/daengineer/kcdi-101.md)
- Part Type: Switch
- Manufacturer Name: Daier
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: KCDI-101
- Datasheet URL: https://www.chinadaier.com/kcd1-101-10-amp-rocker-switch/
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### DS_3 — [M20-7820346](https://www.flux.ai/adrian95/m20-7820346.md)
- Manufacturer Part Number: M20-7820346
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://cdn.harwin.com/pdfs/M20-782.pdf
- Part Type: Connector
- Package or Case Code: RHDR3W70P0X254_1X3_802X250X865P
- Manufacturer Name: Harwin
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### DS_1 — [M20-7820346](https://www.flux.ai/adrian95/m20-7820346.md)
- Package or Case Code: RHDR3W70P0X254_1X3_802X250X865P
- Part Type: Connector
- Datasheet URL: https://cdn.harwin.com/pdfs/M20-782.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: M20-7820346
- Manufacturer Name: Harwin
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### DHT22 — [M20-7820346](https://www.flux.ai/adrian95/m20-7820346.md)
- Part Type: Connector
- Package or Case Code: RHDR3W70P0X254_1X3_802X250X865P
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: M20-7820346
- Datasheet URL: https://cdn.harwin.com/pdfs/M20-782.pdf
- Manufacturer Name: Harwin
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### ACS712 — [M20-7820346](https://www.flux.ai/adrian95/m20-7820346.md)
- Manufacturer Name: Harwin
- Part Type: Connector
- Package or Case Code: RHDR3W70P0X254_1X3_802X250X865P
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: M20-7820346
- Datasheet URL: https://cdn.harwin.com/pdfs/M20-782.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### ADXL335 — [5-534237-3](https://www.flux.ai/adrian95/5-534237-3.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: 5-534237-3
- Manufacturer Name: TE Connectivity AMP Connectors
- Datasheet URL: https://www.mouser.com/datasheet/2/418/9/ENG_CS_1307819_SECTION_5_0908-3343121.pdf
- Part Type: Connector
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
### DC1 — [DC005](https://www.flux.ai/lcsc/dc005.md)
- Part Type: AC/DC Power Connectors
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409272230_SHOU-HAN-DC005_C431533.pdf
- Manufacturer Name: SHOU HAN(首韩)
- Product Info Url: https://lcsc.com/product-detail/Power-Connectors_SHOU-HAN-DC005_C431533.html
- LCSC Part Number: C431533
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: DC005
- Package or Case Code: DC-IN-TH_DC005
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### DS_2 — [M20-7820346](https://www.flux.ai/adrian95/m20-7820346.md)
- Manufacturer Name: Harwin
- Datasheet URL: https://cdn.harwin.com/pdfs/M20-782.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: M20-7820346
- Package or Case Code: RHDR3W70P0X254_1X3_802X250X865P
- Part Type: Connector
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### ESP-L — [PPTC161LFBN-RC](https://www.flux.ai/vasy_skral/pptc161lfbn-rc.md)
- Manufacturer Name: Sullins Connector Solutions
- Part Type: Connector
- Manufacturer Part Number: PPTC161LFBN-RC
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Sullins%20PDFs/Female_Headers.100_DS.pdf
**Pins:**
- Pin_1 [pin 1]
- Pin_10 [pin 10]
- Pin_11 [pin 11]
- Pin_12 [pin 12]
- Pin_13 [pin 13]
- Pin_14 [pin 14]
- Pin_15 [pin 15]
- Pin_16 [pin 16]
- Pin_2 [pin 2]
- Pin_3 [pin 3]
- Pin_4 [pin 4]
- Pin_5 [pin 5]
- Pin_6 [pin 6]
- Pin_7 [pin 7]
- Pin_8 [pin 8]
- Pin_9 [pin 9]
### ESP-R — [PPTC161LFBN-RC](https://www.flux.ai/vasy_skral/pptc161lfbn-rc.md)
- Manufacturer Name: Sullins Connector Solutions
- Part Type: Connector
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Sullins%20PDFs/Female_Headers.100_DS.pdf
- Manufacturer Part Number: PPTC161LFBN-RC
**Pins:**
- Pin_1 [pin 1]
- Pin_10 [pin 10]
- Pin_11 [pin 11]
- Pin_12 [pin 12]
- Pin_13 [pin 13]
- Pin_14 [pin 14]
- Pin_15 [pin 15]
- Pin_16 [pin 16]
- Pin_2 [pin 2]
- Pin_3 [pin 3]
- Pin_4 [pin 4]
- Pin_5 [pin 5]
- Pin_6 [pin 6]
- Pin_7 [pin 7]
- Pin_8 [pin 8]
- Pin_9 [pin 9]
### ESP32 Switch — [SS12D10G4 071](https://www.flux.ai/lcsc/ss12d10g4-071.md)
- Part Type: Slide Switches
- LCSC Part Number: C2887259
- Package or Case Code: SW-TH_SHOU-HAN_SS12D10G4
- JLCPCB Part Class: Extended Part
- Manufacturer Part Number: SS12D10G4 071
- Manufacturer Name: SHOU HAN(首韩)
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### MQ-6 — [M20-7820346](https://www.flux.ai/adrian95/m20-7820346.md)
- Package or Case Code: RHDR3W70P0X254_1X3_802X250X865P
- Part Type: Connector
- Datasheet URL: https://cdn.harwin.com/pdfs/M20-782.pdf
- Manufacturer Part Number: M20-7820346
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: Harwin
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### P MOS — [IRF4905PBF](https://www.flux.ai/adrian95/irf4905pbf.md)
- Part Type: Transistor
- Manufacturer Part Number: IRF4905PBF
- Datasheet URL: https://www.infineon.com/dgdl/irf4905pbf.pdf?fileId=5546d462533600a4015355e329b1197e
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: Infineon Technologies
**Pins:**
- D [pin 2]
- G [pin 1]
- S [pin 3]
### P. S. Terminal — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal.md)
- Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf
- Part Type: Connector
- Manufacturer Name: Würth Elektrik
- Manufacturer Part Number: 691137710002
**Pins:**
- P1 [pin 1]
- P2 [pin 2]
### Power LED — [LED THT](https://www.flux.ai/jharwinbarrozo/led-tht.md)
- Breakdown Voltage: 0V
- Saturation Current: 93.2e-12A
- Series Resistance: 0.42Ω
- Emission Coefficient: 3.73
- Forward Voltage: 1.70
**Pins:**
- A [pin 2]
- K [pin 1]
### U1 — [ESP32-DEVKIT-V1](https://www.flux.ai/jharwinbarrozo/esp32-devkit-v1.md)
- Manufacturer Name: Espressif Systems
- Symbol Style: Parametric
- Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf
- Manufacturer Part Number: ESP32-DEVKIT-V1
- Part Type: Module
**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]
### USB C — [USB4085-GF-A](https://www.flux.ai/jecstronic/usb4085-gf-a.md)
- Part Type: USB C
- Manufacturer Part Number: USB4085-GF-A
- Manufacturer Name: GCT
- Datasheet URL: https://gct.co/files/drawings/usb4085.pdf
- License: https://creativecommons.org/licenses/by/4.0/
**Pins:**
- CC1 [pin A5]
- CC2 [pin B5]
- DN1 [pin A7]
- DN2 [pin B7]
- DP1 [pin A6]
- DP2 [pin B6]
- GND [pin A1]
- GND__1 [pin A12]
- GND__2 [pin B1]
- GND__3 [pin B12]
- SBU1 [pin A8]
- SBU2 [pin B8]
- SHELL [pin S1]
- SHELL__1 [pin S2]
- SHELL__2 [pin S3]
- SHELL__3 [pin S4]
- VBUS [pin A4]
- VBUS__1 [pin A9]
- VBUS__2 [pin B4]
- VBUS__3 [pin B9]
### ZMPT101B — [M20-7820346](https://www.flux.ai/adrian95/m20-7820346.md)
- Manufacturer Name: Harwin
- Package or Case Code: RHDR3W70P0X254_1X3_802X250X865P
- Part Type: Connector
- Datasheet URL: https://cdn.harwin.com/pdfs/M20-782.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: M20-7820346
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/atharvsupekar/esp32-daq-tht](https://www.flux.ai/atharvsupekar/esp32-daq-tht).*
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*Generated from [https://www.flux.ai/atharvsupekar/esp32-daq-tht](https://www.flux.ai/atharvsupekar/esp32-daq-tht)*