# WeLift Gate Controller ## Description Outdoor gate-interface controller accepting 12–24 V AC/DC, with Wi‑Fi, plug-in LTE‑M/NB‑IoT backup, two isolated OPEN/CLOSE relay outputs, and two isolated gate-position inputs. ## Project Details - **Owner:** tapchipswilpe - **Created:** 7/28/2026 - **Last Updated:** 7/28/2026 - **Visibility:** Public ## Key Components ### BR1 — [GBU8K](https://www.flux.ai/adrian95/gbu8k~3fh.md) - Manufacturer Name: onsemi - Part Type: Diode - Role: Bridge Rectifier - Datasheet URL: https://rocelec.widen.net/view/pdf/jxeemocajf/ONSM-S-A0003589389-1.pdf?t.download=true&u=5oefqw - Manufacturer Part Number: GBU8K - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: 8 A, 800 V bridge; THT exception for thermal/current margin **Pins:** - - [pin 4] - + [pin 1] - P2 [pin 2] - P3 [pin 3] ### D1 — [SMBJ33CA-13-F](https://www.flux.ai/lcsc/smbj33ca-13-f~jb2j.md) - Role: Protection - Role Details: 33 V standoff 600 W bidirectional TVS across protected AC/DC input - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Diodes-Incorporated-SMBJ33CA-13-F_C135068.pdf - Product Info Url: https://lcsc.com/product-detail/TVS_DIODES_SMBJ33CA-13-F_SMBJ33CA-13-F_C135068.html - Manufacturer Part Number: SMBJ33CA-13-F - JLCPCB Part Class: Extended Part - Part Type: TVS - Package or Case Code: SMB_L4.6-W3.6-LS5.3-BI - Manufacturer Name: DIODES(美台) - LCSC Part Number: C135068 **Pins:** - 1 [pin 1] - 2 [pin 2] ### D2 — [1N5819HW-7-F](https://www.flux.ai/jecstronic/1n5819hw-7-f~x5v.md) - Manufacturer Part Number: 1N5819HW-7-F - Role: Flyback Diode - Datasheet URL: https://www.diodes.com/assets/Datasheets/ds30217.pdf - Role Details: Schottky clamp across K1 coil, cathode to 5 V - Part Type: Diode - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Diodes Incorporated **Pins:** - A [pin 2] - K [pin 1] ### D3 — [1N5819HW-7-F](https://www.flux.ai/jecstronic/1n5819hw-7-f~x5v.md) - Part Type: Diode - Manufacturer Name: Diodes Incorporated - Role: Flyback Diode - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: Schottky clamp across K2 coil, cathode to 5 V - Manufacturer Part Number: 1N5819HW-7-F - Datasheet URL: https://www.diodes.com/assets/Datasheets/ds30217.pdf **Pins:** - A [pin 2] - K [pin 1] ### D4 — [USBLC6-2SC6](https://www.flux.ai/vasy_skral/usblc6-2sc6~g1b.md) - Symbol Style: parametric-v1 - Manufacturer Part Number: USBLC6-2SC6 - Role: ESD Protection - Manufacturer Name: STMicroelectronics - Part Type: Protection - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: Low-capacitance dual-line USB 2.0 protection - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/06/1d/48/9c/6c/20/4a/b2/CD00050750.pdf/files/CD00050750.pdf/jcr:content/translations/en.CD00050750.pdf - LCSC Part Number: C7519 **Pins:** - GND [pin 2] - I/O1 [pin 6] - I/O1 [pin 1] - I/O2 [pin 3] - I/O2 [pin 4] - VBUS [pin 5] ### D5 — [MBR5H100MFST1G](https://www.flux.ai/lcsc/mbr5h100mfst1g~ocy7.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1809111831_onsemi-MBR5H100MFST1G_C152503.pdf - Role: Flyback / Freewheeling - Package or Case Code: DFN-5_L6.1-W5.1-P1.27-BL - Manufacturer Name: onsemi(安森美) - Role Details: 100 V, 5 A Schottky catch diode; exceeds rectified 24 VAC high-line plus margin - Product Info Url: https://lcsc.com/product-detail/Schottky-Barrier-Diodes-SBD_ON_MBR5H100MFST1G_MBR5H100MFST1G_C152503.html - LCSC Part Number: C152503 - Manufacturer Part Number: MBR5H100MFST1G - Part Type: Schottky Barrier Diodes (SBD) - JLCPCB Part Class: Extended Part **Pins:** - 4 [pin 4] - A [pin 2] - A [pin 3] - A [pin 1] - C [pin 5] - C [pin 5] ### F1 — [0451002.MRL](https://www.flux.ai/adrian95/0451002pmrl~lo1.md) - Role: Protection - Role Details: 2 A 125 V fast fuse; sized for ~1.85 A worst-case low-line system draw, prototype validation required - Datasheet URL: https://www.littelfuse.com/assetdocs/littelfuse-fuse-451-453-datasheet?assetguid=533cd5cc-956c-4243-867f-6ab5a62f6ba1 - Manufacturer Part Number: 0451002.MRL - Manufacturer Name: Littelfuse Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Fuse **Pins:** - P1 [pin 1] - P2 [pin 2] ### J1 — [MX2EDGR-5.08-02P-GN01-Cu-A](https://www.flux.ai/silicon-yard/mx2edgr-5p08-02p-gn01-cu-a~04.md) - Symbol Style: parametric-v1 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/7382a9c0e0b8238b011d89bca42ee5b8c29931c44fb607e5b453072a900640b7.pdf - Role Details: 2-pin polarity-independent 12–24 VAC/DC input, 15 A terminal rating - Manufacturer Name: MAX - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Role: Power Input - Manufacturer Part Number: MX2EDGR-5.08-02P-GN01-Cu-A **Pins:** - 1 [pin 1] - 2 [pin 2] ### J2 — [MX2EDGR-5.08-02P-GN01-Cu-A](https://www.flux.ai/silicon-yard/mx2edgr-5p08-02p-gn01-cu-a~04.md) - Manufacturer Part Number: MX2EDGR-5.08-02P-GN01-Cu-A - Role Details: OPEN default label; isolated COM and NO only - Role: Relay Output - Manufacturer Name: MAX - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/7382a9c0e0b8238b011d89bca42ee5b8c29931c44fb607e5b453072a900640b7.pdf - Part Type: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Symbol Style: parametric-v1 **Pins:** - 1 [pin 1] - 2 [pin 2] ### J3 — [MX2EDGR-5.08-02P-GN01-Cu-A](https://www.flux.ai/silicon-yard/mx2edgr-5p08-02p-gn01-cu-a~04.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/7382a9c0e0b8238b011d89bca42ee5b8c29931c44fb607e5b453072a900640b7.pdf - Manufacturer Name: MAX - Role Details: CLOSE default label; isolated COM and NO only - Symbol Style: parametric-v1 - Manufacturer Part Number: MX2EDGR-5.08-02P-GN01-Cu-A - Role: Relay Output **Pins:** - 1 [pin 1] - 2 [pin 2] ### J4 — [MX2EDGR-5.08-02P-GN01-Cu-A](https://www.flux.ai/silicon-yard/mx2edgr-5p08-02p-gn01-cu-a~04.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/7382a9c0e0b8238b011d89bca42ee5b8c29931c44fb607e5b453072a900640b7.pdf - Manufacturer Name: MAX - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Symbol Style: parametric-v1 - Manufacturer Part Number: MX2EDGR-5.08-02P-GN01-Cu-A - Role Details: Volt-free contact only; board supplies isolated wetting current - Role: Dry Contact Input **Pins:** - 1 [pin 1] - 2 [pin 2] ### J5 — [MX2EDGR-5.08-02P-GN01-Cu-A](https://www.flux.ai/silicon-yard/mx2edgr-5p08-02p-gn01-cu-a~04.md) - Role: Dry Contact Input - Manufacturer Part Number: MX2EDGR-5.08-02P-GN01-Cu-A - Symbol Style: parametric-v1 - Role Details: Volt-free contact only; board supplies isolated wetting current - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/7382a9c0e0b8238b011d89bca42ee5b8c29931c44fb607e5b453072a900640b7.pdf - Manufacturer Name: MAX **Pins:** - 1 [pin 1] - 2 [pin 2] ### J6 — [124019772112A](https://www.flux.ai/adrian95/124019772112a~zea.md) - Manufacturer Name: Amphenol ICC (Commercial Products) - Manufacturer Part Number: 124019772112A - Role Details: Self-powered USB 2.0 device/service port; VBUS sense only, not board power source - Role: Service Connector - Part Type: Connector - Datasheet URL: https://cdn.amphenol-cs.com/media/wysiwyg/files/documentation/datasheet/inputoutput/io_usb_2_0_type_c_lite.pdf - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - CC1 [pin A5] - CC2 [pin B5] - D1- [pin A7] - D1+ [pin A6] - D2- [pin B7] - D2+ [pin B6] - GND_A [pin A12] - GND_A [pin A1] - GND_B [pin B12] - GND_B [pin B1] - GND/SHIELD [pin S2] - GND/SHIELD [pin S1] - GND/SHIELD [pin S4] - GND/SHIELD [pin G2] - GND/SHIELD [pin G1] - GND/SHIELD [pin S3] - SBU1 [pin A8] - SBU2 [pin B8] - VBUS_A [pin A4] - VBUS_A [pin A9] - VBUS_B [pin B9] - VBUS_B [pin B4] ### J7 — [BM10B-GHS-TBT(LF)(SN)](https://www.flux.ai/lcsc/bm10b-ghs-tbtlfsn~2zy7.md) - Role: Cellular Carrier Interface - Product Info Url: https://lcsc.com/product-detail/New-Arrivals_JST-Sales-America-BM10B-GHS-TBT-LF-SN_C495732.html - Role Details: JST GH locking 10-position carrier interface; two 5 V pins and two GND pins share 2 A transient, UART/control pinout is project-defined not a modem pinout - JLCPCB Part Class: Extended Part - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2006051707_JST-BM10B-GHS-TBT-LF-SN_C495732.pdf - Package or Case Code: CONN-SMD_BM10B-GHS-TBT-LF-SN - LCSC Part Number: C495732 - Manufacturer Part Number: BM10B-GHS-TBT(LF)(SN) - Manufacturer Name: JST - Part Type: Wire To Board / Wire To Wire Connector **Pins:** - 1 [pin 1] - 10 [pin 10] - 11 [pin 11] - 12 [pin 12] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] - 9 [pin 9] ### K1 — [SLA-05VDC-SL-C](https://www.flux.ai/jecstronic/sla-05vdc-sl-c~fr2.md) - License: https://creativecommons.org/licenses/by/4.0/ - Role: Dry Contact Relay - Manufacturer Name: Ningbo Songle Relay - Role Details: 5 V coil 185 mA, use COM/NO; NC intentionally unused - Manufacturer Part Number: SLA-05VDC-SL-C - Datasheet URL: https://datasheet.lcsc.com/lcsc/2304140030_Ningbo-Songle-Relay-SLA-05VDC-SL-C_C87367.pdf - Part Type: Relay **Pins:** - COIL_1 [pin 5] - COIL_2 [pin 6] - COM_1 [pin 1] - COM_2 [pin 2] - NC [pin 4] - NO [pin 3] ### K2 — [SLA-05VDC-SL-C](https://www.flux.ai/jecstronic/sla-05vdc-sl-c~fr2.md) - Part Type: Relay - Datasheet URL: https://datasheet.lcsc.com/lcsc/2304140030_Ningbo-Songle-Relay-SLA-05VDC-SL-C_C87367.pdf - Role: Dry Contact Relay - Manufacturer Part Number: SLA-05VDC-SL-C - Manufacturer Name: Ningbo Songle Relay - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: 5 V coil 185 mA, use COM/NO; NC intentionally unused **Pins:** - COIL_1 [pin 5] - COIL_2 [pin 6] - COM_1 [pin 1] - COM_2 [pin 2] - NC [pin 4] - NO [pin 3] ### LED1 — [150060VS55040](https://www.flux.ai/adrian95/150060vs55040~c2q.md) - Manufacturer Part Number: 150060VS55040 - Part Type: LED - License: https://creativecommons.org/licenses/by/4.0/ - Role: Status Indicator - Manufacturer Name: Würth Elektronik - Datasheet URL: https://www.we-online.com/components/products/datasheet/150060VS55040.pdf - Role Details: 3.3 V power/status green LED **Pins:** - A [pin 2] - K [pin 1] ### LED2 — [KT-0603R](https://www.flux.ai/adrian95/kt-0603r~7c.md) - Manufacturer Name: Hubei KENTO Elec - Part Type: LED - Manufacturer Part Number: KT-0603R - Role Details: GPIO-controlled red status LED - Datasheet URL: https://www.lcsc.com/datasheet/lcsc_datasheet_1810231112_Hubei-KENTO-Elec-KT-0603R_C2286.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Role: Status Indicator **Pins:** - A [pin 2] - K [pin 1] ### Q1 — [FS8205A](https://www.flux.ai/lcsc/fs8205a~r2vk.md) - Role Details: Dual logic-level NMOS; both channels hardware gate pulldown for default OFF - Package or Case Code: SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BR - Role: Relay Driver - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/7158/5272_FS8205A.pdf - Part Type: MOSFETs - JLCPCB Part Class: Extended Part - Manufacturer Part Number: FS8205A - LCSC Part Number: C2830320 - Manufacturer Name: TECH PUBLIC(台舟) **Pins:** - D1/D2 [pin 5] - D1/D2 [pin 2] - G1 [pin 6] - G2 [pin 4] - S1 [pin 1] - S2 [pin 3] ### SW1 — [TS-1088-AR02016](https://www.flux.ai/lcsc/ts-1088-ar02016~e3n1.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409302330_XUNPU-TS-1088-AR02016_C720477.pdf - Role Details: Pulls ESP32 EN low - Manufacturer Name: XUNPU(讯普) - Product Info Url: https://lcsc.com/product-detail/Tactile-Switches_XUNPU-TS-1088-AR02016_C720477.html - Role: Reset Button - Part Type: Tactile Switches - Package or Case Code: SW-SMD_L3.9-W3.0-P4.45 - Manufacturer Part Number: TS-1088-AR02016 - LCSC Part Number: C720477 - JLCPCB Part Class: Extended Part **Pins:** - 1 [pin 1] - 2 [pin 2] ### SW2 — [TS-1088-AR02016](https://www.flux.ai/lcsc/ts-1088-ar02016~e3n1.md) - Product Info Url: https://lcsc.com/product-detail/Tactile-Switches_XUNPU-TS-1088-AR02016_C720477.html - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2409302330_XUNPU-TS-1088-AR02016_C720477.pdf - Manufacturer Name: XUNPU(讯普) - Role: Boot Button - Role Details: Pulls GPIO0 low for download boot - JLCPCB Part Class: Extended Part - LCSC Part Number: C720477 - Manufacturer Part Number: TS-1088-AR02016 - Part Type: Tactile Switches - Package or Case Code: SW-SMD_L3.9-W3.0-P4.45 **Pins:** - 1 [pin 1] - 2 [pin 2] ### U1 — [LM5013DDAR](https://www.flux.ai/adrian95/lm5013ddar.md) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/524b6a450a52e5e852f95c810d6c7b8c899bf7c1b5c33bba9a82499d324d039d.pdf - Part Type: Power Management - Role Details: 100 V, 3.5 A non-synchronous buck; 5 V/3 A design rail, 22 uH inductor, 100 k RON, 2.2 nF BST, 100 V catch diode - Package or Case Code: 8-powerSoic - Manufacturer Part Number: LM5013DDAR - Manufacturer Name: Texas Instruments - Role: Voltage Regulator - Symbol Style: parametric-v1 - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - BST [pin 7] - EN/UVLO [pin 3] - EP [pin 9] - FB [pin 5] - GND [pin 1] - PGOOD [pin 6] - RON [pin 4] - SW [pin 8] - VIN [pin 2] ### U2 — [TLV62568DBV](https://www.flux.ai/kicad-part-library/tlv62568dbv~wuy.md) - Manufacturer Name: Texas Instruments Inc. - Manufacturer Part Number: TLV62568DBV - Role: Voltage Regulator - Datasheet URL: http://www.ti.com/lit/ds/symlink/tlv62568.pdf - Package or Case Code: SOT-23-5 - Role Details: 1 A synchronous buck for ESP32 and logic **Pins:** - EN [pin 1] - FB [pin 5] - GND [pin 2] - SW [pin 3] - VIN [pin 4] ### U3 — [ESP32-S3-WROOM-1U-N16R8](https://www.flux.ai/adrian95/esp32-s3-wroom-1u-n16r8~1pb.md) - Manufacturer Name: Espressif Systems - Part Type: Module - Role: Microcontroller Module - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-s3-wroom-1_wroom-1u_datasheet_en.pdf - Manufacturer Part Number: ESP32-S3-WROOM-1U-N16R8 - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: ESP32-S3, 16 MB flash, 8 MB PSRAM, U.FL external antenna for metal enclosure - Symbol Style: parametric-v1 **Pins:** - 3V3 [pin 2] - EN [pin 3] - GND [pin 41_3] - GND [pin 41_6] - GND [pin 41_7] - GND [pin 41_5] - GND [pin 41_2] - GND [pin 40] - GND [pin 41_1] - GND [pin 1] - GND [pin 41_9] - GND [pin 41_8] - GND [pin 41_4] - 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] ### U4 — [MP5077GG-Z](https://www.flux.ai/monolithicpower/mp5077gg-z~wy.md) - Manufacturer Part Number: MP5077GG-Z - Manufacturer Name: Monolithic Power Systems - Product Image Url: https://www.monolithicpower.com/pub/media/catalog/product/M/P/MP5077_476_1.jpg - Package or Case Code: QFN12_MP5077_MNP - Product Info Url: https://www.monolithicpower.com/en/catalog/product/view/id/476?utm_source=ultralibrarian&utm_medium=component_search&utm_campaign=listing - Role: Load Switch - Datasheet URL: https://www.monolithicpower.com/en/documentview/productdocument/index/version/2/document_type/Datasheet/lang/en/sku/MP5077 - Role Details: 7 A load switch, set ~2.3 A current limit and controlled soft start for generic LTE carrier interface **Pins:** - EN [pin 1] - GND [pin 2] - ILIM [pin 4] - NC [pin 12] - SS [pin 5] - VCC [pin 3] - VIN [pin 6] - VIN [pin 11] - VOUT [pin 7] - VOUT [pin 8] - VOUT [pin 9] - VOUT [pin 10] ### U5 — [VO615A-3X017T](https://www.flux.ai/adrian95/vo615a-3x017t~xvr.md) - Manufacturer Part Number: VO615A-3X017T - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.vishay.com/docs/81753/vo615a.pdf - Role: Isolation - Role Details: 5 kVrms phototransistor optocoupler, 3 mA nominal wetting LED current - Manufacturer Name: Vishay Semiconductor Opto Division - Part Type: Transistor **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### U6 — [VO615A-3X017T](https://www.flux.ai/adrian95/vo615a-3x017t~xvr.md) - Manufacturer Part Number: VO615A-3X017T - Datasheet URL: https://www.vishay.com/docs/81753/vo615a.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Role: Isolation - Manufacturer Name: Vishay Semiconductor Opto Division - Role Details: 5 kVrms phototransistor optocoupler, 3 mA nominal wetting LED current - Part Type: Transistor **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] ### U7 — [B0505S-1WR3](https://www.flux.ai/lcsc/b0505s-1wr3~em7k.md) - Manufacturer Name: TESL*A(清远特斯拉) - Role Details: 1 W 5 V-to-5 V isolated converter supplies both field loops; 200 mA capacity - Operating Temperature: -40 to +85°C - Package or Case Code: PWRM-TH_TESLA_BXXXXS-1WR2 - Role: Isolation - Output Current: 200mA - Output Power: 1W - Manufacturer Part Number: B0505S-1WR3 - Datasheet URL: https://www.mornsun-power.com/html/pdf/B0505S-1WR3.html - Max Output Voltage: 5V - JLCPCB Part Class: Extended Part - Part Type: Power Modules - LCSC Part Number: C917674 - Max Input Voltage: 5V **Pins:** - +VO [pin 4] - 0V [pin 3] - GND [pin 1] - VIN [pin 2] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/tapchipswilpe/welift-gate-controller~1j](https://www.flux.ai/tapchipswilpe/welift-gate-controller~1j).* --- *Generated from [https://www.flux.ai/tapchipswilpe/welift-gate-controller~1j](https://www.flux.ai/tapchipswilpe/welift-gate-controller~1j)*