# lot DEVELOPMENT ## Description All-in-One IoT development board based on ESP32-WROOM-32U optimized for remote sensing and datalogging ## Project Details - **Owner:** jecstronic - **Created:** 10/26/2022 - **Last Updated:** 11/2/2022 - **Visibility:** Public - **Stars:** 1 - **Forks:** 1 ## Key Components ### BT1 — [CR1220-2](https://www.flux.ai/jecstronic/cr1220-2~407.md) - Datasheet URL: https://lcsc.com/product-detail/Battery-Connectors_Q-J-CR1220-2_C70381.html - Manufacturer Part Number: CR1220-2 - Part Type: Battery Connector - Manufacturer Name: Q&J **Pins:** - Negative - Positive ### CN1 — [S2B-PH-SM4-TB(LF)(SN)](https://www.flux.ai/jecstronic/s2b-ph-sm4-tblfsn~2z7.md) - Datasheet URL: https://www.snapeda.com/parts/S2B-PH-SM4-TB(LF)(SN)/JST%20Sales/datasheet/ - Manufacturer Name: Texas Instruments Inc. - Part Type: Connector - Manufacturer Part Number: S2B-PH-SM4-TB(LF)(SN) **Pins:** - 1 - 2 - SHIELD - SHIELD ### D1 — [B5819LW](https://www.flux.ai/jecstronic/b5819lw~j1q.md) - Part Type: Diode - Datasheet URL: https://datasheet.lcsc.com/lcsc/1810190911_Guangdong-Hottech-B5819LW_C181206.pdf - Manufacturer Name: Guangdong Hottech - Manufacturer Part Number: B5819LW **Pins:** - A - K ### J1 — [TF-015](https://www.flux.ai/vasyl/tf-015~s40.md) - Manufacturer Part Number: TF-015 - Datasheet URL: https://datasheet.lcsc.com/lcsc/2112221030_SOFNG-TF-015_C113206.pdf - Manufacturer Name: SOFNG - Part Type: Connector **Pins:** - 10 - 11 - 12 - 13 - CD - CD/DAT3 - CLX - CMD - DAT0 - DAT1 - DAT2 - VDD - VSS ### LED1 — [LED 0603 (1608 Metric)](https://www.flux.ai/jharwinbarrozo/generic-led-0603-1608-metric~yk.md) - Manufacturer Part Number: NCD0603W1 - Forward Voltage: 3.6V - Part Type: LED - Manufacturer Name: Foshan NationStar Optoelectronics - Datasheet URL: https://datasheet.lcsc.com/lcsc/2008201032_Foshan-NationStar-Optoelectronics-NCD0603W1_C84265.pdf **Pins:** - A - K ### LED2 — [LED 0603 (1608 Metric)](https://www.flux.ai/jharwinbarrozo/generic-led-0603-1608-metric~yk.md) - Manufacturer Part Number: NCD0603W1 - Forward Voltage: 3.6V - Part Type: LED - Datasheet URL: https://datasheet.lcsc.com/lcsc/2008201032_Foshan-NationStar-Optoelectronics-NCD0603W1_C84265.pdf - Manufacturer Name: Foshan NationStar Optoelectronics **Pins:** - A - K ### P1 — [Pin Socket 01x18 2.54mm Vertical](https://www.flux.ai/adrian95/pin-socket-01x18-254mm-vertical~nta.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_10 - Pin_11 - Pin_12 - Pin_13 - Pin_14 - Pin_15 - Pin_16 - Pin_17 - Pin_18 - Pin_2 - Pin_3 - Pin_4 - Pin_5 - Pin_6 - Pin_7 - Pin_8 - Pin_9 ### P2 — [Pin Socket 01x18 2.54mm Vertical](https://www.flux.ai/adrian95/pin-socket-01x18-254mm-vertical~nta.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_10 - Pin_11 - Pin_12 - Pin_13 - Pin_14 - Pin_15 - Pin_16 - Pin_17 - Pin_18 - Pin_2 - Pin_3 - Pin_4 - Pin_5 - Pin_6 - Pin_7 - Pin_8 - Pin_9 ### Q1 — [CJ2301 S1](https://www.flux.ai/jecstronic/cj2301-s1~uc4.md) - Manufacturer Part Number: CJ2301 S1 - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809141711_Jiangsu-Changjing-Electronics-Technology-Co---Ltd--CJ2301-S1_C8547.pdf - Manufacturer Name: Jiangsu Changjing Electronics Technology Co., Ltd. - Part Type: Mosfet **Pins:** - D - G - S ### Q2 — [SL8205S](https://www.flux.ai/jecstronic/sl8205s~gvb.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_Slkor-SLKORMICRO-Elec--SL8205S_C359990.pdf - Manufacturer Part Number: SL8205S - Manufacturer Name: Slkor(SLKORMICRO Elec.) - Part Type: Mosfet **Pins:** - 1/D2 - D1/D2 - G1 - G2 - S1 - S2 ### Q3 — [UMH3NTN](https://www.flux.ai/jecstronic/umh3ntn~io.md) - Manufacturer Name: Rohm Semiconductor - Datasheet URL: https://fscdn.rohm.com/en/products/databook/datasheet/discrete/transistor/digital/emh3t2r-e.pdf - Part Type: Transistor - Manufacturer Part Number: UMH3NTN **Pins:** - B1 - B2 - C1 - C2 - E1 - E2 ### Q4 — [CJ2301 S1](https://www.flux.ai/jecstronic/cj2301-s1~uc4.md) - Part Type: Mosfet - Manufacturer Name: Jiangsu Changjing Electronics Technology Co., Ltd. - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809141711_Jiangsu-Changjing-Electronics-Technology-Co---Ltd--CJ2301-S1_C8547.pdf - Manufacturer Part Number: CJ2301 S1 **Pins:** - D - G - S ### SW1 — [TS-1088R-02026](https://www.flux.ai/jecstronic/ts-1088r-02026~fo.md) - Part Type: Switch - Manufacturer Part Number: TS-1088R-02026 - Manufacturer Name: XUNPU - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_XUNPU-TS-1088R-02026_C455280.pdf **Pins:** - P1 - P2 ### U1 — [ESP32-WROOM-32U-N4](https://www.flux.ai/jecstronic/esp32-wroom-32u-n4~nn3.md) - Manufacturer Part Number: ESP32-WROOM-32U-N4 - Part Type: Module - Manufacturer Name: Espressif Systems - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32d_esp32-wroom-32u_datasheet_en.pdf **Pins:** - 3V3 - EN - GND - GND - GND - GND - GND - GND - GND - GND - GND - GND - GND - GND - IO0 - IO12 - IO13 - IO14 - IO15 - IO16 - IO17 - IO18 - IO19 - IO2 - IO21 - IO22 - IO23 - IO25 - IO26 - IO27 - IO32 - IO33 - IO34 - IO35 - IO4 - IO5 - NC - NC - NC - NC - NC - NC - NC - RXD0 - SENSOR_VN - SENSOR_VP - TXD0 ### U2 — [ME6211C33M5G-N](https://www.flux.ai/jecstronic/me6211c33m5g-n~a2.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811131510_MICRONE-Nanjing-Micro-One-Elec-ME6211C33M5G-N_C82942.pdf - Manufacturer Name: MICRONE(Nanjing Micro One Elec) - Part Type: LDO - Manufacturer Part Number: ME6211C33M5G-N **Pins:** - CE - NC - VIN - VOUT - VSS ### U3 — [TP4054-42-SOT25R](https://www.flux.ai/jecstronic/tp4054-42-sot25r~3re.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809261814_TOPPOWER-Nanjing-Extension-Microelectronics-TP4054-42-SOT25R_C32574.pdf - Manufacturer Name: TOPPOWER(Nanjing Extension Microelectronics) - Part Type: Battery Management - Manufacturer Part Number: TP4054-42-SOT25R **Pins:** - BAT - CHRG - GND - PROG - VCC ### U4 — [DW01A](https://www.flux.ai/jecstronic/dw01a~61.md) - Part Type: Batter Management - Manufacturer Name: TF - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_TF-DW01A_C436931.pdf - Manufacturer Part Number: DW01A **Pins:** - CO - DO - GND - NC - VDD - VM ### U5 — [DS3231SN#T&R](https://www.flux.ai/jecstronic/ds3231sntandr~uzt.md) - Manufacturer Part Number: DS3231SN#T&R - Datasheet URL: https://datasheet.lcsc.com/lcsc/1810071015_Maxim-Integrated-DS3231SN-T-R_C9866.pdf - Manufacturer Name: Maxim Integrated - Part Type: Real Time Clocks **Pins:** - ~INT~/SQW - ~RST - 32KHZ - GND - GND - GND - GND - GND - GND - GND - GND - GND - SCL - SDA - VBAT - VCC *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/jecstronic/lot-development~7r8](https://www.flux.ai/jecstronic/lot-development~7r8).* --- *Generated from [https://www.flux.ai/jecstronic/lot-development~7r8](https://www.flux.ai/jecstronic/lot-development~7r8)*