# esp32_usb_bat ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** kirpoz - **Created:** 3/25/2025 - **Last Updated:** 4/2/2025 - **Visibility:** Public ## Key Components ### D1 — [MBR0530](https://www.flux.ai/lcsc/mbr0530.md) - Manufacturer Name: SHIKUES(时科) - Product Info Url: https://lcsc.com/product-detail/New-Quadratic-Unclassified-Data_Shikues-MBR0530_C475718.html - Package or Case Code: SOD-123_L2.7-W1.6-LS3.7-RD-1 - LCSC Part Number: C475718 - Manufacturer Part Number: MBR0530 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2001131004_Shikues-MBR0530_C475718.pdf - Part Type: Schottky Barrier Diodes (SBD) - JLCPCB Part Class: Extended Part **Pins:** - A [pin 2] - K [pin 1] ### D2 — [LESD5D5.0CT1G](https://www.flux.ai/vasy_skral/lesd5d50ct1g.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_LRC-LESD5D5-0CT1G_C383211.pdf - Part Type: Diode - Manufacturer Name: LRC - Manufacturer Part Number: LESD5D5.0CT1G **Pins:** - A1 [pin 1] - A2 [pin 2] ### D3 — [LESD5D5.0CT1G](https://www.flux.ai/vasy_skral/lesd5d50ct1g.md) - Manufacturer Name: LRC - Part Type: Diode - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_LRC-LESD5D5-0CT1G_C383211.pdf - Manufacturer Part Number: LESD5D5.0CT1G **Pins:** - A1 [pin 1] - A2 [pin 2] ### D4 — [LESD5D5.0CT1G](https://www.flux.ai/vasy_skral/lesd5d50ct1g.md) - Manufacturer Part Number: LESD5D5.0CT1G - Datasheet URL: https://datasheet.lcsc.com/lcsc/1912111437_LRC-LESD5D5-0CT1G_C383211.pdf - Manufacturer Name: LRC - Part Type: Diode **Pins:** - A1 [pin 1] - A2 [pin 2] ### J2 — [B2B-PH-K-S(LF)(SN)](https://www.flux.ai/jecstronic/b2b-ph-k-slfsn.md) - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://datasheet.lcsc.com/lcsc/1811151524_JST-Sales-America-B2B-PH-K-S-LF-SN_C131337.pdf - Manufacturer Part Number: B2B-PH-K-S(LF)(SN) - Part Type: Connector - Manufacturer Name: JST Sales America **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### Q1 — [SE7401U](https://www.flux.ai/lcsc/se7401u.md) - Product Info Url: https://lcsc.com/product-detail/MOSFET_SINO-IC-SE7401U_C238678.html - Package or Case Code: SOT-323-3_L2.1-W1.3-P1.30-LS2.3-BR - Part Type: MOSFETs - Manufacturer Name: SINO-IC(光宇睿芯) - Manufacturer Part Number: SE7401U - LCSC Part Number: C238678 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2209051800_SINO-IC-SE7401U_C238678.pdf - JLCPCB Part Class: Extended Part **Pins:** - D [pin 3] - G [pin 1] - S [pin 2] ### Q2 — [SMUN5214DW1T1G](https://www.flux.ai/lcsc/smun5214dw1t1g.md) - JLCPCB Part Class: Extended Part - Manufacturer Name: onsemi(安森美) - LCSC Part Number: C463199 - Product Info Url: https://lcsc.com/product-detail/Transistors-NPN-PNP_ON-Semicon-ON-SMUN5214DW1T1G_C463199.html - Part Type: Digital Transistors - Package or Case Code: SOT-363_L2.0-W1.3-P0.65-LS2.1-BL - Manufacturer Part Number: SMUN5214DW1T1G - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1912271733_onsemi-SMUN5214DW1T1G_C463199.pdf **Pins:** - B1 [pin 5] - B2 [pin 2] - C1 [pin 3] - C2 [pin 6] - E1 [pin 4] - E2 [pin 1] ### SW1 — [Push Button B3FS-1050P](https://www.flux.ai/jharwinbarrozo/push-button-b3fs-1050p.md) - Part Type: Switch - Manufacturer Part Number: B3FS-1050P - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf - Manufacturer Name: OMRON **Pins:** - P1 [pin 1] - P2 [pin 3] ### SW2 — [Push Button B3FS-1050P](https://www.flux.ai/jharwinbarrozo/push-button-b3fs-1050p.md) - Part Type: Switch - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf - Manufacturer Part Number: B3FS-1050P - Manufacturer Name: OMRON **Pins:** - P1 [pin 1] - P2 [pin 3] ### U1 — [ME6211C33M5G-N](https://www.flux.ai/jecstronic/me6211c33m5g-n.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 ### U2 — [MCP73831T-2ACI/OT](https://www.flux.ai/adrian95/mcp73831t-2aciot.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Integrated Circuit - Manufacturer Part Number: MCP73831T-2ACI/OT - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/MCP73831-Family-Data-Sheet-DS20001984H.pdf - Manufacturer Name: Microchip Technology **Pins:** - PROG [pin 5] - STAT [pin 1] - VBAT [pin 3] - VIN [pin 4] - VSS [pin 2] ### U3 — [XB5352A](https://www.flux.ai/lcsc/xb5352a.md) - JLCPCB Part Class: Extended Part - Part Type: Battery Management ICs - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1809192142_XySemi-XB5352A_C154943.pdf - Manufacturer Part Number: XB5352A - Product Info Url: https://lcsc.com/product-detail/Battery-Protection-ICs_XB5352A_C154943.html - LCSC Part Number: C154943 - Package or Case Code: SOT-23-5_L3.0-W1.7-P0.95-LS2.8-BR - Manufacturer Name: xysemi(赛芯微) **Pins:** - GND [pin 2] - VDD [pin 3] - VM [pin 5] - VM [pin 4] - VT [pin 1] ### U4 — [CP2102N-A02-GQFN24R](https://www.flux.ai/lcsc/cp2102n-a02-gqfn24r.md) - LCSC Part Number: C969151 - Part Type: USB ICs - Manufacturer Name: SKYWORKS/SILICON LABS(芯科) - Manufacturer Part Number: CP2102N-A02-GQFN24R - Package or Case Code: QFN-24_L4.0-W4.0-P0.50-TL-EP2.6 - JLCPCB Part Class: Extended Part **Pins:** - CTS [pin 18] - D- [pin 4] - D+ [pin 3] - DCD [pin 24] - DSR [pin 22] - DTR [pin 23] - GND [pin 2] - GND [pin 25] - GPIO.0/TXT [pin 14] - GPIO.1/RXT [pin 13] - GPIO.2/RS485 [pin 12] - GPIO.3/WAKEUP [pin 11] - NC [pin 16] - NC [pin 10] - RI/CLK [pin 1] - RSTb [pin 9] - RTS [pin 19] - RXD [pin 20] - SUSPEND [pin 17] - SUSPENDb [pin 15] - TXD [pin 21] - VBUS [pin 8] - VDD [pin 6] - VIO [pin 5] - VREGIN [pin 7] ### U5 — [ESP32-WROOM-32D original](https://www.flux.ai/vasyl/esp32-wroom-32d-original.md) - Part Type: Module - Manufacturer Name: Espressif Systems - Manufacturer Part Number: ESP32-WROOM-32D - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32d_esp32-wroom-32u_datasheet_en.pdf **Pins:** - 3V3 [pin 2] - EN [pin 3] - GND [pin 43] - GND [pin 42] - GND [pin 46] - GND [pin 15] - GND [pin 45] - GND [pin 1] - GND [pin 38] - GND [pin 41] - GND [pin 47] - GND [pin 44] - GND [pin 39] - GND [pin 40] - IO0 [pin 25] - IO12 [pin 14] - IO13 [pin 16] - IO14 [pin 13] - IO15 [pin 23] - IO16 [pin 27] - IO17 [pin 28] - IO18 [pin 30] - IO19 [pin 31] - IO2 [pin 24] - IO21 [pin 33] - IO22 [pin 36] - IO23 [pin 37] - IO25 [pin 10] - IO26 [pin 11] - IO27 [pin 12] - IO32 [pin 8] - IO33 [pin 9] - IO34 [pin 6] - IO35 [pin 7] - IO4 [pin 26] - IO5 [pin 29] - NC [pin 22] - NC [pin 32] - NC [pin 20] - NC [pin 19] - NC [pin 18] - NC [pin 17] - NC [pin 21] - RXD0 [pin 34] - SENSOR_VN [pin 5] - SENSOR_VP [pin 4] - TXD0 [pin 35] ### USB1 — [TYPE-C-16M-0053MD1](https://www.flux.ai/lcsc/type-c-16m-0053md1.md) - Manufacturer Name: USAKRO(美韩) - LCSC Part Number: C2798174 - Manufacturer Part Number: TYPE-C-16M-0053MD1 - JLCPCB Part Class: Extended Part - Package or Case Code: USB-C-SMD_KH-TYPE-C-CB.W-16P - Part Type: USB Connectors **Pins:** - 17 [pin 17] - 18 [pin 18] - 19 [pin 19] - 20 [pin 20] - CC1 [pin A5] - CC2 [pin B5] - DN1 [pin A7] - DN2 [pin B7] - DP1 [pin A6] - DP2 [pin B6] - GND [pin B1] - GND [pin A1] - GND [pin A12] - GND [pin B12] - SBU1 [pin A8] - SBU2 [pin B8] - VBUS [pin A9] - VBUS [pin B9] - VBUS [pin B4] - VBUS [pin A4] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/kirpoz/esp32usbbat](https://www.flux.ai/kirpoz/esp32usbbat).* --- *Generated from [https://www.flux.ai/kirpoz/esp32usbbat](https://www.flux.ai/kirpoz/esp32usbbat)*