# [Multi-layer] JLCPCB Constraints ## Description Use this template if you're planning to get your multi 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:** alfman112 - **Created:** 9/5/2024 - **Last Updated:** 3/2/2026 - **Visibility:** Public - **3V3 Voltage:** 3.3V - **VBAT Voltage:** 3.7V - **VBUS Voltage:** 5V - **Board Thickness:** 1.6mm - **Copies:** 5 ## Key Components ### D3 — [ESD321DPYR](https://www.flux.ai/corvus96/esd321dpyr~2s.md) - Manufacturer Part Number: ESD321DPYR - Datasheet URL: https://www.ti.com/lit/ds/symlink/esd321.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1690491326127&ref_url=https%253A%252F%252Fwww.ti.com%252Fgeneral%252Fdocs%252Fsuppproductinfo.tsp%253FdistId%253D10%2526gotoUrl%253Dhttps%253A%252F%252Fwww.ti.com%252Flit%252Fgpn%252Fesd321 - Role Details: ESD protection diode on RF feed, low capacitance device - Manufacturer Name: Texas Instruments - Role: ESD **Pins:** - GND [pin 2] - IO [pin 1] ### D4 — [PESD3V3L5UF](https://www.flux.ai/kicad-part-library/pesd3v3l5uf~jj1.md) - Manufacturer Name: Texas Instruments Inc. - Package: SOT-886 - Role Details: ESD protection for U2 microSD pins near connector edge - Package or Case Code: SOT-886 - Manufacturer Part Number: PESD3V3L5UF - Datasheet URL: https://assets.nexperia.com/documents/data-sheet/PESDXL5UF_V_Y.pdf - Role: ESD **Pins:** - A [pin 2] - K1 [pin 1] - K2 [pin 3] - K3 [pin 4] - K4 [pin 5] - K5 [pin 6] ### F1 — [SMD2920B500TF](https://www.flux.ai/lcsc/smd2920b500tf~v3dp.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Brightking-SMD2920B500TF_C269189.pdf - Package or Case Code: F2920 - LCSC Part Number: C269189 - Part Type: Resettable Fuses - Product Info Url: https://lcsc.com/product-detail/PTC-Resettable-Fuses_Brightking-Elec-TAIWAN-SMD2920B500TF_C269189.html - Manufacturer Name: Brightking(君耀电子) - Manufacturer Part Number: SMD2920B500TF **Pins:** - 1 [pin 1] - 2 [pin 2] ### IC2 — [ESP32-S3-WROOM-1-N16R8](https://www.flux.ai/adrian95/esp32-s3-wroom-1-n16r8~fs1.md) - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.mouser.com/datasheet/2/891/esp32_s3_wroom_1_wroom_1u_datasheet_en-2930317.pdf - Part Type: Module - Manufacturer Part Number: ESP32-S3-WROOM-1-N16R8 - Manufacturer Name: Espressif Systems **Pins:** - 3V3 [pin 2] - EN [pin 3] - GND_1 [pin 1] - GND_10 [pin 48] - GND_11 [pin 49] - GND_2 [pin 40] - GND_3 [pin 41] - GND_4 [pin 42] - GND_5 [pin 43] - GND_6 [pin 44] - GND_7 [pin 45] - GND_8 [pin 46] - GND_9 [pin 47] - IO0 [pin 27] - IO1 [pin 39] - IO10 [pin 18] - IO11 [pin 19] - IO12 [pin 20] - IO13 [pin 21] - IO14 [pin 22] - IO15 [pin 8] - IO16 [pin 9] - IO17 [pin 10] - IO18 [pin 11] - IO19 [pin 13] - IO2 [pin 38] - IO20 [pin 14] - IO21 [pin 23] - IO3 [pin 15] - IO35 [pin 28] - IO36 [pin 29] - IO37 [pin 30] - IO38 [pin 31] - IO39 [pin 32] - IO4 [pin 4] - IO40 [pin 33] - IO41 [pin 34] - IO42 [pin 35] - IO45 [pin 26] - IO46 [pin 16] - IO47 [pin 24] - IO48 [pin 25] - IO5 [pin 5] - IO6 [pin 6] - IO7 [pin 7] - IO8 [pin 12] - IO9 [pin 17] - RXD0 [pin 36] - TXD0 [pin 37] ### IC3 — [PAM8302AADCR](https://www.flux.ai/vasyl/pam8302aadcr~3i.md) - Part Type: Integrated Circuit - Manufacturer Part Number: PAM8302AADCR - Datasheet URL: https://www.diodes.com/assets/Datasheets/PAM8302A.pdf - Manufacturer Name: Diodes Incorporated **Pins:** - ~SD [pin 1] - GND [pin 7] - IN- [pin 4] - IN+ [pin 3] - NC [pin 2] - OUT- [pin 8] - OUT+ [pin 5] - VDD [pin 6] ### J2 — [JST B2B PH K 01x02 Connector](https://www.flux.ai/jharwinbarrozo/jst-b2b-ph-k-01x02-connector~zu5.md) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf - Part Type: Connector - Manufacturer Part Number: B2B-PH-K-S(LF)(SN) - Manufacturer Name: JST Sales America **Pins:** - PIN1 [pin 1] - PIN2 [pin 2] ### J3 — [USB-C 2.0 Receptacle](https://www.flux.ai/corynrobinson/usb-c-20-receptacle~cf.md) - Purchase Url: https://www.digikey.com/en/products/detail/gct/USB4105-GF-A/11198441 - Part Type: USB C - Manufacturer Name: GTC - Datasheet URL: https://gct.co/files/drawings/usb4105.pdf - Manufacturer Part Number: USB4105-GF-A **Pins:** - CC1 [pin 6] - CC2 [pin 12] - D- [pin 9] - D- [pin 7] - D+ [pin 10] - D+ [pin 8] - GND [pin 15] - GND [pin 1] - GND [pin 16] - GND [pin 2] - SBU1 [pin 11] - SBU2 [pin 5] - VBUS [pin 14] - VBUS [pin 13] - VBUS [pin 4] - VBUS [pin 3] ### J4 — [U.FL-R-SMT-1(10)](https://www.flux.ai/jecstronic/upfl-r-smt-110~du.md) - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Hirose%20PDFs/EDC3-302540-10.tif.pdf - Part Type: Connector - Role Details: U.FL (UMCC) 50 ohm antenna connector for U3 RF - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Hirose Electric Co Ltd - Role: Antenna Connector - Manufacturer Part Number: U.FL-R-SMT-1(10) **Pins:** - Center_Contact [pin 2] - Outer_Contact [pin 1] - Outer_Contact [pin 3] ### NTC1 — [NTC Thermistor 0603 Template](https://www.flux.ai/vasy_skral/ntc-thermistor-0603-template~gpp.md) - Part Type: Sensor - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - P1 [pin 1] - P2 [pin 2] ### Q4 — [8205A](https://www.flux.ai/lcsc/8205a~n5y1.md) - JLCPCB Part Class: Extended Part - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2311091735_UMW-Youtai-Semiconductor-Co---Ltd--8205A_C351449.pdf - Package or Case Code: SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BL - Part Type: MOSFETs - Product Info Url: https://lcsc.com/product-detail/Others_Youtai-Semiconductor-Co-Ltd-UMW8205A_C351449.html - Manufacturer Part Number: 8205A - Manufacturer Name: UMW(友台半导体) - LCSC Part Number: C351449 **Pins:** - D1/D2 [pin 2] - D1/D2 [pin 5] - G1 [pin 6] - G2 [pin 4] - S1 [pin 1] - S2 [pin 3] ### S1 — [SLW-1276466-3A-RA-N-D](https://www.flux.ai/adrian95/slw-1276466-3a-ra-n-d~r8u.md) - License: https://creativecommons.org/licenses/by/4.0/ - Package or Case Code: SLW12764663ARAND - Manufacturer Part Number: SLW-1276466-3A-RA-N-D - Manufacturer Name: Same Sky - Part Type: Switch - Datasheet URL: https://www.sameskydevices.com/product/resource/supplyframepdf/slw-1276466-3a-ra-n-d.pdf **Pins:** - COM [pin 2] - NC [pin 1] - NO [pin 3] ### SPK1 — [GSPK2308P-8R0.5W](https://www.flux.ai/lcsc/gspk2308p-8r0p5w~55kz.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2007231713_INGHAi-GSPK2308P-8R0-5W_C530532.pdf - Manufacturer Part Number: GSPK2308P-8R0.5W - Package or Case Code: SPK-TH_BD23.0-P10.00-D0.8-L-RD - Manufacturer Name: INGHAi(赢海) - Product Info Url: https://lcsc.com/product-detail/Speakers_INGHAi-GSPK2308P-8R0-5W_C530532.html - JLCPCB Part Class: Extended Part - LCSC Part Number: C530532 - Part Type: Speakers **Pins:** - - [pin 2] - + [pin 1] ### SW1 — [SWITCH-PUSH-6mm-H5mm-4pin](https://www.flux.ai/baronunread/switch-push-6mm-h5mm-4pin~4u.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Switch **Pins:** - 1-1 [pin 1-1] - 1-2 [pin 1-2] - 2-1 [pin 2-1] - 2-2 [pin 2-2] ### SW2 — [SWITCH-PUSH-6mm-H5mm-4pin](https://www.flux.ai/baronunread/switch-push-6mm-h5mm-4pin~4u.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Switch **Pins:** - 1-1 [pin 1-1] - 1-2 [pin 1-2] - 2-1 [pin 2-1] - 2-2 [pin 2-2] ### SW3 — [SWITCH-PUSH-6mm-H5mm-4pin](https://www.flux.ai/baronunread/switch-push-6mm-h5mm-4pin~4u.md) - Part Type: Switch - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1-1 [pin 1-1] - 1-2 [pin 1-2] - 2-1 [pin 2-1] - 2-2 [pin 2-2] ### SW4 — [SWITCH-PUSH-6mm-H5mm-4pin](https://www.flux.ai/baronunread/switch-push-6mm-h5mm-4pin~4u.md) - Part Type: Switch - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - 1-1 [pin 1-1] - 1-2 [pin 1-2] - 2-1 [pin 2-1] - 2-2 [pin 2-2] ### SW5 — [SWITCH-PUSH-6mm-H5mm-4pin](https://www.flux.ai/baronunread/switch-push-6mm-h5mm-4pin~4u.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Switch **Pins:** - 1-1 [pin 1-1] - 1-2 [pin 1-2] - 2-1 [pin 2-1] - 2-2 [pin 2-2] ### SW6 — [SWITCH-PUSH-6mm-H5mm-4pin](https://www.flux.ai/baronunread/switch-push-6mm-h5mm-4pin~4u.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Switch **Pins:** - 1-1 [pin 1-1] - 1-2 [pin 1-2] - 2-1 [pin 2-1] - 2-2 [pin 2-2] ### U1 — [NEO-M8N-0-10](https://www.flux.ai/jecstronic/neo-m8n-0-10~l4f.md) - Manufacturer Part Number: NEO-M8N-0-10 - Part Type: Module - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: U-blox - Datasheet URL: https://www.mouser.ca/datasheet/2/1025/NEO_M8_FW3_DataSheet_UBX_15031086-3180589.pdf **Pins:** - D_SEL [pin 2] - EXTINT_/_EXTINT0 [pin 4] - GND_1 [pin 10] - GND_2 [pin 12] - GND_3 [pin 13] - GND_4 [pin 24] - LNA_EN/RESERVED [pin 14] - RESERVED_/_EXTINT1 [pin 15] - RESERVED_1 [pin 16] - RESERVED_2 [pin 17] - RESET_N [pin 8] - RF_IN [pin 11] - RXD_/_SPI_MOSI [pin 21] - SCL_/_SPI_CLK [pin 19] - SDA_/_SPI_CS_N [pin 18] - TIMEPULSE_/_TIMEPULSE1 [pin 3] - TP2/SAFEBOOT_N [pin 1] - TXD_/_SPI_MISO [pin 20] - USB_DM [pin 5] - USB_DP [pin 6] - V_BCKP [pin 22] - VCC [pin 23] - VCC_RF [pin 9] - VDD_USB [pin 7] ### U10 — [AMS1117-3.3](https://www.flux.ai/vasy_skral/ams1117-33~34.md) - Symbol Style: Parametric - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: AMS - Datasheet URL: http://www.advanced-monolithic.com/pdf/ds1117.pdf - Part Type: Integrated Circuit - Manufacturer Part Number: AMS1117-3.3 **Pins:** - GND [pin 1] - TAB(VOUT) [pin 4] - VIN [pin 3] - VOUT [pin 2] ### U11 — [Si4735-D60-GU](https://www.flux.ai/kicad-part-library/si4735-d60-gu~9ey.md) - Datasheet URL: http://www.silabs.com/Support%20Documents/TechnicalDocs/Si4730-31-34-35-D60.pdf - Package or Case Code: SSOP-24_3.9x8.7mm_P0.635mm - Manufacturer Part Number: Si4735-D60-GU **Pins:** - ~{RST} [pin 15] - ~{SEN} [pin 16] - AMI [pin 12] - DBYP [pin 22] - DFS [pin 2] - DOUT [pin 1] - FMI [pin 8] - GND [pin 14] - GND [pin 13] - GPO1 [pin 5] - GPO2/[~{INT}] [pin 4] - GPO3/[DCLK] [pin 3] - LOUT/[DFS] [pin 24] - NC [pin 11] - NC [pin 10] - NC [pin 6] - NC [pin 7] - RCLK [pin 19] - RFGND [pin 9] - ROUT/[DOUT] [pin 23] - SCLK [pin 17] - SDIO [pin 18] - VA [pin 21] - VD [pin 20] ### U12 — [USBLC6-2P6](https://www.flux.ai/kicad-part-library/usblc6-2p6~djt.md) - Package: SOT-666 - Package or Case Code: SOT-666 - Manufacturer Name: Texas Instruments Inc. - Role Details: Low capacitance ESD protection for USB D+ and D- near USB-C connector - Datasheet URL: https://www.st.com/resource/en/datasheet/usblc6-2.pdf - Role: Protection - Manufacturer Part Number: USBLC6-2P6 **Pins:** - GND [pin 2] - I/O1 [pin 1] - I/O1 [pin 6] - I/O2 [pin 3] - I/O2 [pin 4] - VBUS [pin 5] ### U13 — [TVS0500DRV](https://www.flux.ai/kicad-part-library/tvs0500drv~jv.md) - Role Details: 5V flat-clamp TVS on VBUS near USB-C connector - Package: WSON-6 - Package or Case Code: WSON-6-1EP_2x2mm_P0.65mm_EP1x1.6mm - Manufacturer Part Number: TVS0500DRV - Role: Protection - Manufacturer Name: Texas Instruments Inc. - Datasheet URL: http://www.ti.com/lit/ds/symlink/tvs0500.pdf **Pins:** - GND [pin 1] - GND [pin 3] - GND [pin 2] - GND [pin 7] - IN [pin 4] - IN [pin 5] - IN [pin 6] ### U3 — [SX1276S9S+T-X1](https://www.flux.ai/lcsc/sx1276s9splust-x1~o8e1.md) - JLCPCB Part Class: Extended Part - Part Type: LoRa Modules - Product Info Url: https://lcsc.com/product-detail/Wireless-Modules_Vollgo-SX1276S9S-T-X1_C718835.html - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410140927_Vollgo-SX1276S9S-T-X1_C718835.pdf - Manufacturer Name: Vollgo(沃进) - Manufacturer Part Number: SX1276S9S+T-X1 - Package or Case Code: WIRELM-SMD_SX1278S165SY-T-X1 - LCSC Part Number: C718835 **Pins:** - DIO0 [pin 14] - DIO1 [pin 15] - DIO2 [pin 16] - DIO3 [pin 11] - DIO4 [pin 12] - DIO5 [pin 7] - GND [pin 8] - GND [pin 10] - GND [pin 1] - NSS [pin 5] - RF [pin 9] - RST [pin 6] - SCK [pin 4] - SI [pin 3] - SO [pin 2] - VCC [pin 13] ### U4 — [BME680](https://www.flux.ai/kicad-part-library/bme680~v16.md) - Package or Case Code: Bosch_LGA-8_3x3mm_P0.8mm_ClockwisePinNumbering - Datasheet URL: https://ae-bst.resource.bosch.com/media/_tech/media/datasheets/BST-BME680-DS001.pdf - Manufacturer Part Number: BME680 **Pins:** - CSB [pin 2] - GND [pin 7] - GND [pin 1] - SCK [pin 4] - SDI [pin 3] - SDO [pin 5] - VDD [pin 8] - VDDIO [pin 6] ### U5 — [ICM-20948](https://www.flux.ai/hakeem02/icm-20948-nl4no~zs.md) - Compliance: RoHS,Green-Compliant - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: TDK InvenSense - Package or Case Code: QFN50P350X450X80-25WN - Manufacturer Part Number: ICM-20948+ - Part Type: IC - Datasheet URL: https://invensense.tdk.com/wp-content/uploads/2016/06/DS-000189-ICM-20948-v1.3.pdf **Pins:** - AD0 / SDO [pin 9] - AUX_CL [pin 7] - AUX_DA [pin 21] - FSYNC [pin 11] - GND [pin 18] - INT1 [pin 12] - NC [pin 3] - NC [pin 2] - NC [pin 4] - NC [pin 16] - NC [pin 15] - NC [pin 14] - NC [pin 5] - NC [pin 17] - NC [pin 1] - NC [pin 6] - nCS [pin 22] - REGOUT [pin 10] - RESV [pin 20] - RESV [pin 19] - SCL / SCLK [pin 23] - SDA / SDI [pin 24] - VDD [pin 13] - VDDIO [pin 8] ### U8 — [TP4056](https://www.flux.ai/vasy_skral/tp4056~xa.md) - Manufacturer Part Number: TP4056 - Part Type: Integrated Circuit - Datasheet URL: https://dlnmh9ip6v2uc.cloudfront.net/datasheets/Prototyping/TP4056.pdf - Manufacturer Name: NanJing Top Power ASIC Corp. - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - ~CHRG [pin 7] - ~STDBY [pin 6] - BAT [pin 5] - CE [pin 8] - EP [pin 9] - GND [pin 3] - PROG [pin 2] - TEMP [pin 1] - VCC [pin 4] ### U9 — [DW01A](https://www.flux.ai/kicad-part-library/dw01a~5d.md) - Manufacturer Part Number: DW01A - Manufacturer Name: Texas Instruments Inc. - Datasheet URL: https://hmsemi.com/downfile/DW01A.PDF - Package or Case Code: SOT-23-6 **Pins:** - CS [pin 2] - GND [pin 6] - OC [pin 3] - OD [pin 1] - TD [pin 4] - VCC [pin 5] ### X1 — [NX3215SA-32.768K-EXS00A-MU00003](https://www.flux.ai/jecstronic/nx3215sa-32p768k-exs00a-mu00003~26r.md) - Part Type: Oscillator - Role: Timing - Package: NX3215 - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: 32.768 kHz reference crystal for U11 RCLK - Manufacturer Name: NDK America, Inc. - Frequency: 32.768kHz - Manufacturer Part Number: NX3215SA-32.768K-EXS00A-MU00003 - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NDK%20PDFs/NX3215SA-32.768kHz-EXS00A-MU00003.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### Y1 — [NX3225SA-32.000MHZ-STD-CSR-1](https://www.flux.ai/adrian95/nx3225sa-32p000mhz-std-csr-1~3tc.md) - Part Type: Oscillator - Package or Case Code: NX3225SA32000MHZSTDCSR1 - Role Details: 32 MHz crystal for U3 reference (datasheet: 32 MHz passive crystal) - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.mouser.com/datasheet/2/905/ndk_04232018_NX3225SA_STD_CSR_1-1324926.pdf - Manufacturer Name: NDK (NIHON DEMPA KOGYO CO., LTD) - Manufacturer Part Number: NX3225SA-32.000MHZ-STD-CSR-1 - Role: Clock **Pins:** - GND_1 [pin 2] - GND_2 [pin 4] - XTAL_1 [pin 1] - XTAL_2 [pin 3] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/alfman112/multi-layer-jlcpcb-constraints~d5](https://www.flux.ai/alfman112/multi-layer-jlcpcb-constraints~d5).* --- *Generated from [https://www.flux.ai/alfman112/multi-layer-jlcpcb-constraints~d5](https://www.flux.ai/alfman112/multi-layer-jlcpcb-constraints~d5)*